COLUMN & BOOM Model Heavy Duty HD-UL 16ft x 16ft - Red-D
Contents
1. 26 0 1 3 1 Long term preservation up to 18 months 26 D 1 3 2 Long term preservation up to 36 months 26 FNE N TUD 2 3 3 7 1 3 31 0 27 D 1 5 Drive with DackStOp 2 2 2 233 ii ey eb nU Dod i a o SDN UDD Oda nn 27 D2 EE ec EN 28 D 2 2 Description of maintenance and repairS 29 Appendix E L CE Certificate mi ei FRE 31311 1 1 1 1 1111 XR E TOS 33 7 3999 7 11 7 7 34 ES CAS UUN a 1 1 0 35 A c 111 36 Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 3 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red2. 16 LY 9 RH 2 D Disclaimer 0 5 Drive 5 3 0 0 90 6 E EEC Electro Magnetic Compatibility esee 33 EImerBellt y SEDDS ossa 333 8 1 8 EmiSSiODS 0 9 F FIXED 0 12 G 11111 1 18 19 Gearbox Maintenance 25 RR RET E 18 1 6 37 9 6 Inverter Parameter 24 L Low Voltage 3 3 3 3 3 3 2333 3 3 3 1 1 1 33 lubricants wes 3 1 1 1 0 26 31 32 M Machine Details eeu 0 10 2 7 1 7 18 19 FUN Aha a 6 Motor Information 33 N Nomenculttil Bs eie tur eden prie bostes epe 0 6 Column Boom Model HD 16ft x 1
3. 2 Emergency Stop Reset Button After an Emergency Stop or when first powering up this button must be pressed before the machine will operate Once pressed and the machine is ready the button will illuminate Boom Up Button Boom Down Button Emergency Stop Button Panel door opening key Door electrical isolator must be turned off before panel door can open Figure 1 Main Panel Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 10 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 4 3 PENDANT The hand pendant has the following controls Boom Elevation push buttons Up white and Down black Note these are hold to run as soon as the operator releases the button the boom elevation travel will stop Boom direction push buttons forward yellow reverse green and stop red Note as soon as one of the direction buttons Forward or Reverse are pressed then the boom will begin to travel The operator can release the button and the boom continues to travel To stop press the red button Boom Speed Control Potentiometer Turning the knob clockwise increases the rotator speed and conversely rotating anti clockwise decreases the speed Figure 2 Hand Control Pendant Red D Arc Welderentals 667 South Service Rd G
4. Extend Limit Door Wag 1 LS4 Retract Limit paa aad Circults shown m grey extemal contro Boom go cr Terminal Block qund Terminal Black Tightening Torque 0 4 0 6 Nm Ee Sinn Exend S3 Reret LM L51 Low LS E Fused Mains Disconnect F1 Black 1 5mm o a 8 L2 5 C3 Tilt Motor Commander SK Drive Rotation Motor wi 40 75 KW 0 37kW 0 37KW pe 380 480V 3 Phase Pera eters bt B 1 5 3 1 Reversing 4 1 Contactor 6 13 C4 10 L3 2 A y Supply Dun amp g B Bb 380 480 Volt R sO QU Enable FWD REV R1 3 Phase amp Earth 3A a White 0 75mm 42 43 Blue 0 75mm 4 Power ESD On 40 PR m ES1 jilvir ga Ed mh 8 TD ESC pendant door ESC 7 OR White 0 75mm LECT Lamp PE Pot Pendant Spel R1 R2 com top ew u 5 5 or ro R2 Ed 17 o yw Pendant Retract 18 s gt i MEL LS4 m n ra Relay 2 E xin X Retract Terminal Block Power or Ny Raise Pendant Exiend Mr EA Ma Limit Switches L17 l ydan oia y 5 1 yy C i iniit mid AC power 3 phase Black wire Ac power controls Red wire DC Column and Boom Power Distribution rr S mae e fewer AUU I RED B ARC power controls Blue wire 0 grounded White wire F e KOUL electrical diagram new vsd Enclosure 500x500x200 Approved K Scale 1 1 Page A Red D Arc Welder
5. Environment database for additional information regarding this product s certification The appearance of a company s name or product in this database does not in itself assure that products so identified have been manufactured under UL s Follow Up Service Only those products bearing the UL Mark should be considered to be Listed and covered under UL s Follow Up Service Always look for the Mark on the product UL permits the reproduction of the material contained in the Online Certification Directory subject to the following conditions 1 The Guide Information Designs and or Listings files must be presented in their entirety and in a non misleading manner without any manipulation of the data or drawings 2 The statement Reprinted from the Online Certifications Directory with permission from UL must appear adjacent to the extracted material In addition the reprinted material must include a copyright notice in the following format 2012 UL LLC Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Pa ge 34 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft E 3 CAS LisTING GPNY7 E353668 Factory Automation Eguipment Certified for Canada Page Bottom Factory Automation Eguipment Certified for Canada n nf f mation ipmen ified for Can KEY PLANT AUTOMATION LTD E353668 KENSINGTON HOUSE 7 ROE LANE SOUTHPORT V
6. Overview 1 2 Y YD 22 ADDSHODCB 2 3 1 171111 0 23 Appendix C Inverter Parameter Settings 24 Appendix D Gearbox 3 3 3 33 T 25 D1 Measures pelore 2 3 3 1 3111111 00 25 DAL SOI TCT GES 3 3 3318 1 7 0 25 D 1 1 1 Checking the oil level in the gear unit 25 D 1 2 Startup without long term preservation 26 D 1 3 Startup in case of long term preservation
7. 111 1 0 15 un LC Od 1 15 MSS MT 111 1 1 16 45 4 Stopping the Colum 7 77 171111111 1111 16 Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 2 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 4 6 Common Mistakes When Using Column amp Booms Y rrr YYY YL YL LEL nennen nnne nnn nnns 16 m 17 A E 17 SO I mn On CO ok 111 0 18 111111 11 3 0 18 MA WSU E 7 71 1 1 7 1 18 is io ce H 18 1310 1111111111111 0 19 5 5 Repairs 2 33 EON 331 90 0 19 CORDE 313 111111111 0 20 SN ze re NU Rd 1 20 SPA Se NN YF 1111111111 70 21 Appendix A
8. In addition the cable carrier bracket should also be fitted at the rear of the Column nut above the main control panel If a welding rectifier or generator support platform has been supplied for the machine this may now be bolted in position on the side of the Column STAGE 6 The machine is now fully assembled and may be wired in accordance with the schematic diagram provided The required mains power may now be connected to the column When commissioning the machine the remote control speed potentiometers should be turned to a low speed setting i e turns anticlockwise The forward or reverse pushbutton may now be pressed to start the boom or bogie traverse motion at a slow speed The boom limits should be checked at low speed to ensure that they are capable of stopping the motor at maximum forward or reverse traverse Very Important Please ensure that the phases are wired correctly This means that when the up button is pressed on the pendant and control box the carriage moves up If the carriage moves down when the up button is pressed it means that the phases are wired incorrectly Turn off the power supply and swap over any of the 2 phases to ensure that the carriage moves in the same direction as the pendant indicates When the Column is working in this condition the limit will not stop the motor The elevation limit switches should be checked by hand while the motor is being energised Failure to comply with this will result in ex
9. and controls e Loose mechanical parts ensure all fixings are correctly tightened e Check smooth running of boom both up down and horizontal travel i e no vibrations e Metal corrosion e Frame damage e Check for signs of damage to the roller bearings e Follow maintenance procedure for the gearboxes in Appendix D e Check all cables for damage mains pendant and also any visible cable running from the panel to the motors e Check the emergency stops and also the correct functioning of the panel door isolator e Remove guards and check the condition of the spur gear and pinion on the boom and column drives If there is any excessive damage then the parts should be removed and replaced with new 5 5 REPAIRS AND REPLACEMENT PARTS During the warranty period repairs must only be carried out under the direction of the manufacturers Any unauthorised repairs may damage the machine and invalidate the warranty It is advised that the manufacturer should be contacted for the supply of all replacement parts this will ensure that the correct part or suitable alternative parts are supplied and used on the equipment Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 19 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com 6 0 REPLACEMENT PARTS Column amp Boom Model HD 16ft x 16ft 6 1 MECHANICAL PARTS LIST Part Number Main Sections KPHDULO100 KPH
10. 6ft 0 a TEV CIS 19 FD EAE 717 11 9 15 Operating Instructions 10 BEIE A ON 070 11 10 4 OPERATORS ric 0 9669 7 Nm 22 P PONE seni 6 10 18 21 PARTS LIST EOC UC FFF 10 21 cc 20 331 0 6 11 18 21 AES A 0 71 111 10101 4 R Replacement 2 0 20 Replacment Parts 6 19 5 11 7 3 3 3 3 3 377 7378 8 0 5 Sale ICE sei 1 7 7117 1 3970 4 Sale RSS oiu eva Gb i i 7 Service EN BINGO 3 3373 7 4 SERVICE ENGINEERS 11 7 3111 11 00 12 M P 9 Slewing Ring ccccsseecccccessecccceesececeaesecceseeesceesseaeeesse
11. 910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 3 0 SAFETY 3 1 INTRODUCTION The column amp boom has been designed and manufactured in such a way that it can be used and maintained safely VEI 3 2 SAFETY RULES e Ensure that children or animals do not have access to the machinery at any time Any safety items fitted must not be bypassed or removed If they have to be removed then the equipment must be put out of operation until a repair is completed e Always keep the workplace clean and free from obstacles e Make sure that the work area is well lit e Ensure that the machine is regularly maintained to ensure that it remains safe 3 3 USERS OPERATORS The column amp boom may only be operated by adults who have read and understood this manual in particular the sections on Safety and Operating Instructions Specialised training is not necessary but experience in working with this kind of equipment is required The tasks of the operator will include e Raising and lowering the boom to the correct working height for the weld head e Moving the boom forward and backward to position head correctly for welding e Setting the speed of the boom forward reverse travel for welding longitudinally e Daily Maintenance Checks e Observing the column amp boom while it is operating e Keeping the column amp boom clean SERVICE E
12. D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 1 0 PREFACE This user s manual describes the everyday use and maintenance of our Heavy Duty Column amp Boom Manipulators Any actions that are required to be carried out by the manufacturer have not been included in this manual This manual is part of the machine Please keep this manual safe Information in this manual could be useful at a later time or when a repair or maintenance is carried out We suggest that a copy of the manual is made and kept with the machine the original should be kept in a safe place If necessary replacement copies can be supplied If the machine is sold at a later date then the manual should be also supplied with it to the new user 1 1 UsiNG THIS MANUAL The instruction in this manual are arranged for various personnel at the end users factory The definitions in this manual for these users are as follows User The collective term for anyone working at or on the column amp boom Operator This is the person that operates or drives the machinery on a daily basis Read Chapters 2 Introduction 3 Safety and 4 Operation Service Engineer Personnel trained and experienced in maintenance and repair of mechanical or electrical elements of machine systems Read Chapters ALL CHAPTERS Safety Officer The person responsible for site safety procedures at the location where the rotators are installed Where no Safety Officer is design
13. DULO200 KPHDULO300 KPHDULO400 Column KPHDULO102 KPHDULO108 KPHDULO106 KPHDULO107 KPHDULO110 KPHDULO111 KPHDULO109 KPHDULO112 KPHDULO104 Boom KPHDULO207 KPHDULO202 KPHDULO203 KPHDULO204 KPHDULO201 KPHDULO205 KPHDULO206 KPHDULO208 KPHDULO209 KPHDULO222 KPHDULO223 Carriage KPHDULO401 KPHDULO402 KPHDULO403 Base KPHDULO301 KPHDULO302 Description Column Boom Base Carriage Column Safety Rack Column Elevation Rack Elevation Gearbox Elevation Motor Elevation Gearbox Mounting Feet Elevation Pinion Column Limit Switches Column Strikers Carriage Bracket Boom Rack Boom Gearbox Boom Gearbox Feet Boom Gearbox Adjuster Plate Boom Motor Boom Pinion Boom Shaft Boom Limit Switch Boom Striker Boom Cable Chain Cable Tray Carriage Rollers Carriage Bearings Safety Device Assembly Rotation Slewing Ring Base Clamps Quantity PRP PP H HH H RPP H eeN HH HB mH H HB Oo Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 461 Page 20 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddare com Column amp Boom Model HD 16ft x 16ft 6 2 ELECTRICAL PARTS LIST uM J Ve d RE TM d s J we am 8 3 5 B DK Fy i 1 d A d i 3 eym 3 P OE e SE is 3 Figure 5 Panel Interior Figure 3 Panel Exterior Figure 4 Control Pe
14. ICATIONS FOR MANIPULATOR MODEL MAXIMUM UNDER BOOM HEIGHT 236 2 6000mm EFFECTIVE BOOM TRAVEL 196 9 5000mm ELEVATION SPEED BOOM SPEED BASE TYPE SLEWING FEATURE CABLE MANAGEMENT CONTROL PENDANT 50 15m CABLE UP DOWN IN STOP OUT SPEED CONTROL ESTOP NCOMING SUPPLY 16 Amps 380 to 480 V 3Ph 50 60Hz MAXIMUM LOAD 925 9 Ibs 420kg COLOUR RAL3003 RED WEIGHT TBA kg NOTE ELEVATION SPEED 78 7in min 2000mm min 236 2 6000mm MAXIMUM HEIGHT UNDER BOOM 39 4 1000mm MINIMUM HEIGHT UNDER BOOM 70 9 1800mm 70 9 1800mm 1 THIS DRAWING IS ACCURATE AT TIME OF PREPARATION AND MAYBE SUBJECTED TO FINAL DESIGN CHANGES All drawings are the property of Key Plant Welding amp TITLE DRAWING NUMBER REV positioning Equipment and contain confidential and COLUMN amp BOOM RDA USHD 16x16 1001 2 propriety information that cannot be reproduced or C E s QUEE o ib divulged in whole or in part without prior permission U i A3 ANGLE T DRAWN BY K MILWARD SCALE E ED D ARG DO NOT SCALE PROJECTION DATE 25 03 2013 NIS Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Phone 905 643 4910 Efax 905 963 7810 Page 22 Website reddarc com Figure 6 Overview Diagram Version v1 0 Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft APPENDIX B WIRING DIAGRAM HD UL LS1 Up Limit LS2 Down Limit cred bas 22 LS2 C3 LS3
15. NGINEERS Service Engineers must be aware of the extra risks when working on the machine As well as the above knowledge for operators the service engineer must also e Have received the required training education or knowledge as necessary for the local regulations regarding service engineers e Must have experience in maintaining and servicing machinery e Have access to correct tools required to service repair the machinery Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 7 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 3 4 WORKSPACE By this we mean a clear space around the column amp boom The free space required around the column amp boom should be based on acircle with the column at the centre The radius of the circle being scribed is when the boom is fully forward i e welding head at the furthest point from the column From within the workspace all operations and servicing can be carried out Ensure that any protrusions on the vessel cannot cause any injury or damage 3 5 EMERGENCY STOPS Firstly all new operators should be made aware of these emergency stop procedures There are two emergency stop buttons fitted on the column amp boom one is located on the panel mounted on the column on the on the operators control stand Pressing either of these two buttons will immediately bri
16. Red D Arc Weld Automation Column amp Boom Model HD Red D Arc Weld Automation reddarc com USER MANUAL COLUMN amp BOOM Model Heavy Duty HD UL 16ft x 16ft Fixed Base Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft TABLE OF CONTENTS jp belGs uli 2 LOPPE O 0 1 1 10 4 11111111 00 4 1 2 SAMO UY NOC OS erac e 1 177 CNN IUE 5 eS HONS CAINE FR ND _ CRY MM EM 111 1 5 ZO TOG ON ee mum 6 2 1 Purpose and Function of a Column Boom Manipulator 6 2 2 Nomenclature Used in this Manual 6 6 SUR E 8 1 111111111111 0 7 SRM 7 1 1 1 1 0 7 1111111111111 000 7 SN eae 7 AF cas ENTRY FFF EDN E UF
17. YN AFR E 7 1 5 Tall GD 1 FFA FN EF FFA CN EEF TR FFURF 8 BOS 3 3 70 072777 7 08 7 7 7 171 171 7 1 7 0 0317 8 3 6 Non 33 1 13 11110 9 0 1 1 9 3 8 Emission and Environmental Information 6 9 OO DEVAL NSO UCT ONS emi 10 DIN FFF A EE 0 10 4 2 Control Pallel o a GR O YE NG A ROC OY FF AA YE CS OYN NEA ADNA NA FRO ND 10 YY FFAN FAN ge ve dM 11 780 11 uM mM me 0 1 1 9 0 12 100 12 6 12 WL EE SS ST Tt TT 13 TAGE bib bb i 13 Nyon 14 WE 1111 14 SIEG o 7 1 1 15 MSL VTE tad IV ph cere ma tm toti MN ipu Ma t
18. a copyright notice in the followng format 2012 UL LLC Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 35 Phone 905 643 4910 Efax 905 963 7810 Website reddarc com Red D Arc Weld Automation reddare com Column amp Boom Model HD 16ft x 16ft TABLE OF ILLUSTRATIONS ii i 10 Ligure 2 Hand Control 3 333 bc 11 eo coe Gc MEE NM NI M RUE 21 HE ure oi O eh er 21 11 11111111111 070 0 21 Figure 6 Overview Diarah E T T m GO 22 Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 36 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Version v1 0 Red D Arc Weld Automation reddarc com INDEX B BaS c FED TT 6 BOOM 000 6 Bae I OW 1113 1301 17 6 3 0 35 CE Certificate of Conformity 000 6 33 11 000 17 3 O 1 1 0 0 6 Common Mistakes
19. aeeessuaaeeeesaees 6 11 22 p 18 Stopping the Rotators 2 6 16 7 1 18 Supply of machinery Safety Regulations 33 ERR 11 0 15 T TRAVERSING BOGIE 9 12 EIN me UA O NCF 34 EC DH YNYR FN FR FF NE FN FYDR ET NE 4 p 7 W E 1 16 Winne Iz ed az ri GA YG ER NY OF CYNAN 23 i 8 667 South Service Rd Grimsby ON L3M 461 Page 37 Phone 905 643 4910 Efax 905 963 7810 Website reddarc com
20. ated then this will be the employer Read Chapters 2 Introduction 3 Safety and 4 Operation In this manual the word vessel is used to mean any component or device that is being welded All the pictures and diagrams used in this manual are purely for illustrative purposes only to help explain instructions in the text The actual equipment supplied may deviate slightly from those illustrated Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 4 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 1 2 SAFETY NOTICES The following Safety notices in this document are organized as follows Disregarding the safety regulations and guidelines can be life threatening Danger Disregarding the safety regulations and guidelines can result in severe injury or heavy damage to the column amp boom and or vessel Warning Disregarding the safety regulations and guidelines can result in injury or damage to the column amp boom and or vessel Caution Important information used to prevent errors Information 1 3 DISCLAIMER We reserve the right to change the content of this manual without prior notice The information contained herein is believed to be accurate as of the date of publication however Key Plant Automation Ltd makes no warranty expressed or implied with regards to the products or the do
21. cumentation contained within this document Key Plant Automation Ltd shall not be liable in the event if incidental or consequential damages in connection with or arising from the furnishing performance or use of these products The software names hardware names and trademarks used in this document are registered by the respective companies Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 5 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 2 0 INTRODUCTION 2 1 PURPOSE AND FUNCTION OF A COLUMN amp BOOM MANIPULATOR The column amp boom manipulator is designed to aid the welding of vessels both longitudinally and circumferentially By using the motors to raise and lower the boom and also to drive the boom forwards and backwards the weld head mounted at the end of the boom can be correctly positioned for the required weld 2 2 NOMENCLATURE USED IN THIS IMANUAL Below are listed explanations of commonly used phrases used in this manual Column Vertical axis of the column and boom Boom Horizontal axis of the column amp boom Base The floor mounting plate Slewing Ring Ring bearing that the column is bolted to on the base Panel Electrical control box mounted on the Column Pendant Operators hand control Pendant Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 6 Phone 905 643 4
22. entals 667 South Service Rd Grimsby ON L3M 4G1 Page 23 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft APPENDIX C INVERTER PARAMETER SETTINGS The following settings have been programmed into the inverter at the factory Parameter Number Parameter Number 10 All other values are as set by the inverter manufacturer and need not be altered Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 i Phone 905 643 4910 Efax 905 963 7810 Page 24 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft APPENDIX D GEARBOX MAINTENANCE Startup D 1 IMEASURES BEFORE START UP D 1 1 OiL LEVEL CHECK Before connecting up the drive system to the current supply check the oil level or Shut down the gear unit by shutting off the drive unit CHECKING THE OIL LEVEL IN THE GEAR UNIT HOUSING Screw out the plug screw at the point marked with this symbol Oil level For drives with only one plug screw checking the oil level is not possible Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 25 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft D 1 1 2 Cil sight glass Special feature If an oil
23. ersion v1 0 MERSEYSIDE PR9 9DT UNITED KINGDOM Column and booms Model MD AMxBM Where A 2 3 or 4 and B 2 3 or 4 Model HD AMxBM Where A 3 4 5 6 7 or 8 and B 3 4 5 60r 7 Positioners Model VP X Where X 0 25 0 75 1 5 3 5 10 15 20 25 or 35 Rotators Model CR X Where X 10 20 30 60 100 125 200 300 400 or 500 Last Updated on 2012 06 25 Questions Print this page Terms of Use Page Top 2012 ULLLC When the UL Leaf Mark is on the product or when the word Environment is included in the UL Mark please search the UL Environment database for additional information regarding this product s certification The appearance of a company s name or product in this database does not in itself assure that products so identified have been manufactured under UL s Follow Up Service Only those products bearing the UL Mark should be considered to be Listed and covered under UL s Follow Up Service Always look for the Mark on the product UL permits the reproduction of the material contained in the Online Certification Directory subject to the following conditions 1 The Guide Information Designs and or Listings files must be presented in their entirety and in a non misleading manner without any manipulation of the data or drawings 2 The statement Reprinted from the Online Certifications Directory wth permission from UL must appear adjacent to the extracted material In addition the reprinted material must include
24. hould only be used in an emergency 4 6 COMMON MISTAKES WHEN USING COLUMN amp BOOMS 1 Over tightening the rollers on the boom This will cause the motor to become overloaded and the inverter will trip 2 Parts of the vessel come into contact with the boom in the vicinity during rotation This can cause damage to the column amp boom and welding heads 3 Emergency Stop button is depressed If a switch is pressed in the operator must find out who pressed it in and for what reason before restarting the machine There may be a hazard that someone else has seen and stopped the machine for 4 The phases of the electrical supply are incorrect for the operation of the machine It must be checked for both up and down travel of the boom and horizontal travel of the boom that the limit switch for the direction that the boom is travelling in stops the boom If it does not then the phases will need swapping over Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 16 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 4 7 BREAKDOWNS If the column amp boom stops working then the equipment must only be repaired by qualified service personnel 1 3 4 8 CLEANING The column amp boom require no special cleaning instructions The machine should not create any pollution to the environment around them during no
25. ications please contact the factory If the gearboxes are filled with special lubricants from the factory for the cases given above this can be seen on the name plate e g CLP H1 VG220 or CLP E VG220 Note Asa precaution against misunderstandings we would like to point out that the recommendation does not imply any release in the sense of a warranty for the quality of the lubricant provided by your supplier Each lubricant manufacturer must warrant the quality of his product himself If you do not follow our recommendations you must take the responsibility for the technical suitability of the lubricant In the case of synthetic oils not listed in the table below the corrosiveness of the oil to our internal coating should be checked A check of this nature is carried out by us at cost cost on request Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 31 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft Examples of lubricants Desig yS nation Lubricant according a Pn o BP FUCHS DIN 51502 DEA we KLORER L I OIL Degol Enersyn Polydea GLYCO Renodiol Syntheso Glygoyle Optiflex TRIBOL PGLP GS460 SG XP PGLP460 LUBE PGP460 D460EP HE460 800 460 Synthetic ISOVG460 460 460 pe Oils 2 OIL Enersyn Polydea GLYCO Renodi
26. inspection glass is provided the oil level must be visible in the middle of the inspection glass Oil level D 1 1 3 Dipstick Special feature Check oil level with dipstick The oil level must be between the lower and upper mark of the dipstick D 1 2 STARTUP WITHOUT LONG TERM PRESERVATION MOTOX drives are delivered with the appropriate lubricants ready for operation depending on the specified conditions of use VENE o FN Q It must be used at the position indicated by this symbol D 1 3 STARTUP IN CASE OF LONG TERM PRESERVATION D 1 3 1 Long term preservation up to 18 months JAN ofore soring up te gear unit it shouldbe ied wih ubreant beeDis D 1 3 2 Long term preservation up to 36 months Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 26 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft D 1 4 FILLING WITH LUBRICANT Screw out venting screw or venting filter or plug screw at the highest point see 3 2 or point of ventilation N e CE Data such as oil grade oil viscosity and oil quantity required will be found on the rating plate Finally check the oil level see 7 1 1 AEE em D 1 5 DRIVE WITH BACKSTOP LN ecure drive nit to prevent accidental start up Affix notice atthe switch on pin I tecktne diection of rotation before
27. least once a year see D 2 2 4 Carry out complete inspection of at least once a year see D 2 2 5 gear unit Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 28 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft D 2 2 DESCRIPTION OF MAINTENANCE AND REPAIRS D 2 2 1 Perform oil change or oil flushing A Types of oil mineral oil CLP oil DIN 51517 3 synthetic oil with a specific base PGLP Ol Specifications like oil type oil viscosity and required oil quantity are shown on the name plate A o Thoroughly remove oil sludge abraded material and used oil residue from the housings by oil flushing MESURE AM Shut down the gear unit by shutting off the drive unit 1 Place a suitable collection receptacle under the oil drain plug of the gear unit housing 2 Unscrew vent plug on the upper side of the housing 3 Unscrew oil drain plug and drain oil off into the receptacle N 11 4 Screw in oil drain plug 6 201 5 Filling with lubricant see D 1 4 6 Screw vent plug on the upper side of the housing Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 29 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com C
28. nd turn the eccentric shafts until the roller is in the highest position The eccentric roller shafts may be turned in either direction Raise the Boom by crane and feed the end of the Boom which has had the cam removed into the carriage When the Boom is halfway through the carriage and resting on the bottom rollers lower the top rollers until they are contact with the slides and then lock the two nuts on each eccentric roller shaft Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 13 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft DO NOT over tighten the eccentric rollers on the boom this is unnecessary and will overload the Boom drive motor STAGE 5 Refit the boom traverse limit cam wooden cone and wire reel bracket if supplied with machine Also refit the aluminium grommet which is essential if the cables are not to be chafed The Boom traverse drive baseplate may now be fitted to the carriage but ensure that the spur gear meshes correctly with the rack on the side of the Boom If a welding head control box support cabinet has been supplied this may now be fitted at the end of the boom The welding head may also be mounted together with cross slides if supplied If the main control panel has been removed to ensure safe transportation to site then this should now be mounted at the rear of the Column
29. ndant Photo No Part Number O CON I3 UU N E Not Shown Version v1 0 KP3006 KP1060 KP1020 KP1010 KP1030 KP1042 KP1004 KP1041 KP1008 KP1028 KP1002 KP1001 KP4001 KP1092 KP1091 KP1088 KP1090 KP1065 KP1095 KP2026 KP1075 KPPENCAB Description Boom Motor Inverter 3 Phase 0 37kw Relay 2 Pole Circuit Breaker 0 5A 1 Pole Circuit Breaker 3A Motor Circuit Breaker 1 6 2 5A 3 Pole Reversing Contactor 9A 24VAC Transformer 415V 24V 63VA Contactor 9A 24VAC 3 Phase Fuse Holders and Fuses 6A Fused Door Isolator Switch Terminals Grey Earth Terminals Green Yellow 10 Way Earthing Bar Power On Lamp White Emergency Stop Reset Button Blue Panel Push Buttons Black White Emergency Stop Button Pendant Body 6 Position Pendant Pushbutton White Black Yellow Red Green Pendant Speed Potentiometer Pendant Emergency Stop Pushbutton Pendant Cable Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Phone 905 643 4910 Efax 905 963 7810 Website reddarc com Quantity BPPNRPRPRPRPRPRENE PrPUuUPrPrPrPrRPP A Page 21 Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft APPENDIX A OVERVIEW DRAWING 16 410mm 275 6 7000mm OVERALL LENGTH MO v z 196 9 5000mm BOOM TRAVEL BOOM SPEED 3 9 78 7 in min 100 2000mm min 295 5 7500mm OVERALL HEIGHT SPECIF
30. ng the column amp boom to a stop and all controls will be locked In case of personal injury help can be given immediately also if there is other urgent action required this can be carried out immediately After the hazard has been resolved and after checking the machine can be safely operated again the emergency stop button needs to be released by twisting it in the direction of the arrows printed on it Once this is done normal operation will continue Note either emergency stop button can be used to stop the machine but operation can only restart again once the reset button is pressed We recommend New operators are allowed to practise with the emergency stop switches e The Emergency Stop is tested at the start of every shift Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 8 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 3 6 NON COMPLIANT OPERATION A 3 7 WARNING SIGNS On the machines there will be various warning signs These should be checked to ensure that they remain visible and readable at all times If necessary order replacements A 3 8 EMISSION AND ENVIRONMENTAL INFORMATION The column amp boom itself does not contain substances that are dangerous to humans There are no specific dangers in the operation maintenance or dismantling of this machinery rega
31. ol Syntheso Glygoyle Optiflex TRIBOL PGLP GS220 SG XP PGLP220 LUBE PGP220 D220EP 30 800 220 ISOVG220 220 220 Aralub Energrease Glissando BE Renolit CEN Mobilux TRIBOL ERU HL3 LS3 30 ACON FWA220 TRO 3 40201 DAN Sean HL2 LS2 20 3 PLEX 2 220 2 greases NLGI 3 2 i FWA160 GLP402 2 We would be pleased to recommend further suitable lubricants of the makes ADDINOL CASTROL FUNCHS Lubritech OMV STATOIL TEXACO TUNAP and VALVOLINE Synthetic lubricants polyglycols in accordance with designation PGLP as per DN51 502 These oils are distinguished by their high aging resistance and favourable effect on the efficiency of the gear unit They are suitable for the following operating temperatures PGLP ISO VG 220 30 c 100 c PGLP ISO VG 460 15 c 100 c The maximum temperatures can be exceeded by 10K for a short time Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 32 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft APPENDIX E 1 CE CERTIFICATE OF CONFORMITY Machine Type Heavy Duty Column amp Boom Fixed Base Model HD We hereby certify that the above machine has been manufactured by Key Plant Automation Limited and conforms to the essential requirements of the following E U Directives Supply of machiner
32. olumn amp Boom Model HD 16ft x 16ft D 2 2 2 Clean vent plug The vent plug must be cleaned after deposit of a dust layer at least every 3 months For this the filter must be unscrewed flushed out with cleaning benzene or a similar cleaning agent and dried or blown through with compressed air D 2 2 3 Clean the drive Shut down the gear unit by shutting off the drive unit AN 1 Af nue teswthon pont Keep drives free of dirt and dust etc in order to ensure sufficient heat dissipation Cleaning the drive with a high pressure cleaning device is not permissible Do not use sharp edged tools D 2 2 4 Checking all fixing screws for tightness Shut down the gear unit by shutting off the drive unit eee eee Check all fixing screws for tightness with a torque wrench Thread size Tightening torque Property class min M 6 M 8 om Nm M 10 dm Nm M 12 I Nm M 16 210Nm Nm Note Unserviceable screws should be replaced by new ones of the same property class and type Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 30 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft D 2 2 5 Inspection of the drive The drive should be checked annually In additi
33. on the drive should be checked according to the criteria described in section 2 Safety notes e g check tight fit of the protective devices Any damage of the coating should be repaired by an expert D 2 3 Lubricants Oil selection should always be determined by the oil viscosity ISO VG class specified on the rating plate of the gear unit The viscosity class is valid for the operating conditions agreed on by contract Under different operating conditions it will be necessary to consult us We have put together a list of suitable lubricants for the gear unit in the table below We are acquainted with the composition of these lubricants and know that in accordance with the latest technology they possess values in respect of loadability corrosion protection load carrying capacity with micro pitting as well as compatibility with seals and internal coating on which the design of the gear unit has been based Thus we recommend that our customer should select a lubricant from this table taking in account the viscosity class stated on the rating plate The lubricants listed have no approval according to USDA H1 H2 United States Department of Agriculture and are as such not or only limited approved for use in the food or pharmaceutical industry The lubricants are not or only limited biologically decomposable They are usually according to the Classes 2 or 1 of hazard for water If lubricants are necessary according to these classif
34. putting into sertce E g by manually turning the input shaft or the motor Check the motor direction of rotation according to the phase sequence swap two supply leads if necessary Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 27 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft D 2 MAINTENANCE AND REPAIR D 2 1 General Information on Maintenance The periods listed in the table below are largely dependent on the conditions of use of use of the gear unit For this reason it is only possible to give average periods which refer to a Daily operating time of 24h Duty factor of ED 100 Input drive speed of 1500 mint Max Oil temperature of 100 C NOTE Under different operating conditions the periods should be adjusted accordingly Measures sf Cases JRemey 7 Observe check gear unit noise for from time to time more often S during operation if possible Oil level check Check gear unit for leakage monthly ae Initial oil change after startup after approx 10000 operating see D 2 2 1 hours at the latest after 3 years Subsequent oil changes every 3 years or 10000 operating see D 2 2 1 hours Clean vent plug see D 2 2 2 Clean drive according to the degree of see D 2 2 3 contamination Check all fixing screws for tightness at
35. rding the environment In the event of a fire standard fire extinguishing equipment may be used as suitable Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 9 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 4 0 OPERATING INSTRUCTIONS Before operating the column amp boom please ensure that you have read Chapter 2 Safety This chapter of the manual is meant for the operators though all people concerned with the machines should read it 4 1 MACHINE DETAILS The column amp boom will usually consist of a column a boom and a base The column is supplied complete with the boom carriage mounted onto it The carriage is driven via a rack and pinion up and down the carriage A fail safe device is fitted to the carriage so that if drive to the carriage brakes and then the carriage will lock into position preventing the boom from falling and causing injury The boom is fitted with a rack for drive via a pinion forwards and backwards The motor is inverter controlled so that the speed of the boom may be varied The base is fitted with a ring bearing that allows the column to rotate through 360 around its vertical axis On the base are also clamps so that the column can be locked into the desired position 4 2 CONTROL PANEL The control panel on the column has the following controls 1 Power On Lamp
36. rimsby ON L3M 4G1 Page 11 Phone 905 643 4910 Ffax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft We recommend that the operator always presses stop before changing the travel direction of the boom 4 4 1 SET UP The following stages of assembly must be followed in order to ensure that the machine is correctly commissioned Column amp Booms are dismantled prior to shipment with the base column and boom being forwarded with adeguate protection or packing for overseas shipments Furthermore the machine is dismantled in such a way as to minimise the assembly work at site STAGE 1 Remove all anti corrosion protection from the machine slide ways rollers etc Light oil may be applied to these slide ways to prevent discolouration FIXED BASE Locate the base on perfectly flat floor area and check with spirit level on rotating or fixed centre TRAVERSING BOGIE Track should be provided using correct rail section and laid perfectly flat and parallel at reguired track gauge The four wheels must always be in contact with the rails to ensure stability and smooth traverse For traversing bogies with 2 double flanged and 2 plain wheels the rail for the double flanged must be flat and perfectly straight The other rail should be flat and near parallel as possible Lock the rotating centre of the slewing ring on the base and clean its surface of anticor
37. rmal operation although the welding process being carried out on them may pollute the rotators SECURUM MM A Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 17 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft 5 0 MAINTENANCE AND SERVICING This chapter should be read by all service engineers that will be working on these rotators 5 1 GENERAL 5 2 INSTALLATION Before first use or after maintenance or repair work or after a period of the column amp boom being in storage they will need to go through this installation procedure Before the column amp boom was despatched from the factory it will have been fully tested for correct functioning and therefore they can be directly put into operation without the need for any further test time We would though recommend that the operations of all controls are tested before the equipment is put into the production process Before starting up check the following All moving parts can freely move Check oil level in the gearbox see appendix D for Lubrication of the gearboxes Checkthe integrity of all cables mains and hand control pendant make sure there are no cuts etc Checkthe hand pendant controls all operate correctly Check the Emergency Stop on the Pendant works and locks all other controls so the machine canno
38. rosive STAGE 2 Heavy Duty Columns are despatched from our factory with two safety bars through the column to prevent the counterweight moving inside during transit The Safety Bars should not be removed until the Column has been raised by overhead crane and bolted to the fixed base or traversing bogie Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 12 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft STAGE 3 The Column may now be raised by overhead or mobile crane using the lifting eyes at the top of the Column AN EE a Remove the section of channel bolted to the bottom of the Column Clean the Column flange and lower Column on to the traversing bogie fixed base and securely bolt in position The carriage securing bracket may now be removed This bracket is located on the underside of the carriage and is painted yellow STAGE 4 Remove from the opposite end of the boom from where the weld head will be located the traverse limit cam Also remove the wire reel bracket from the end of the boom if supplied Remove wooden cone from end of insulated tube also if supplied Remove aluminium grommet from side of boom Ensure that the top rollers on the carriage are fully raised in order to give maximum clearance when feeding the Boom into the carriage Release the double lock nuts on the roller shafts a
39. t restart then reset on the panel Check the Emergency Stop on the Panel works and locks all other controls so the machine cannot restart then reset on the panel e Check the steel framework to ensure it is straight and free from damage 5 3 STORAGE There are no specific requirements for storage other than storing in a cool dry place After a long period of storage the machines will need to be checked over thoroughly before being put into use again A Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 18 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft Een ene RA NEUEM 5 4 REPAIR AND MAINTENANCE The column amp boom is designed and constructed to the highest standards using high quality components As such this equipment should expect to have many years of operational life with only a minimal amount of regular maintenance To continue the longevity of the equipment all efforts should be made to keep the column amp boom clean and free from dirt or waste from the welding process In addition the gearbox oil levels should be checked regularly and kept at the correct levels see Appendix D for more information on gearbox maintenance At least once per year the whole installation should be inspected with particular attention paid to the following e Poor electrical contacts e Switches
40. tch on the mains power and the Power On lamp on the control panel should illuminate Check that the emergency stop buttons are not pressed in and then press the reset button The machine is now ready to operate 4 5 2 OPERATING THE COLUMN amp BOOM Ensure that there is nothing in the path of the column amp boom when moving The operator can use the UP and Down button on either the control panel or the pendant to set the correct height for the boom The operator should then set the speed potentiometer knob see figure 2 to the desired speed of the boom horizontal travel Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 15 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft Then press the desired travel direction GREEN or YELLOW button the boom will then start to move off in the desired direction 4 5 3 WELDING It is important that the user is aware of the earthing requirements of their welding procedure and that this is correctly connected to the vessel before welding A 4 4 5 4 STOPPING THE COLUMN amp BOOM To stop the boom press the RED stop button on the hand pendant This will stop boom travel which will not restart until a direction button is pressed If necessary the column amp boom can be stopped using the Emergency Stop Button on either the panel or hand pendant This s
41. treme damage to both the limit switches and the machine On heavy duty columns lower the carriage and raised the cast iron counterweight clear of the safety bar the bar must then be removed from the column Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 14 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft STAGE 7 The Column and Boom should now function correctly and give satisfactory performance over long periods It is recommended that gearbox oil levels are checked before being put into operation Occasionally gearbox breather plugs are replaced by solid plugs to avoid oil spillage during transit The correct breather plugs should be fitted Always ensure that the carriage rollers are in contact with the slides and that the slides are kept clean and free of scale 4 5 1 SWITCHING ON Before switching on the column amp boom check the following e Visually inspect the rollers runners motors gearboxes pendant panel and cables for any signs of damage e Has the transport bar for the counterweight been removed Are there any obstructions to prevent full travel of the boom up down and in out e Check column amp boom rack and pinions are in mesh AN sett tna Once the operator is satisfied that the equipment is in good order plug in the mains lead to the power supply a M ETS Swi
42. y Safety Regulations implementing the EC Machinery Directive 89 392 EEC amended 91 368 EEC and 93 44 EEC and 93 68 EEC codified to 98 37 EC 73 23 EEC Low Voltage Directive amended by the directive 93 68 EEC regarding safety of electrical equipment 89 336 EEC Electro Magnetic Compatibility amended by directives 92 31 EEC and 93 68 EEC As implemented by the UK Supply of Machinery Safety Regulations 1992 Authorised signatory Ma Steve Piercy Engineering Manager Red D Arc Welderentals 667 South Service Rd Grimsby ON L3M 4G1 Page 33 Phone 905 643 4910 Efax 905 963 7810 Version v1 0 Website reddarc com Red D Arc Weld Automation reddarc com Column amp Boom Model HD 16ft x 16ft E 2 UL LISTING GPNY E353668 Factory Automation Equipment Page Bottom Factory Automation Equipment f ion f Automation ipmen KEY PLANT AUTOMA TION LTD E353668 KENSINGTON HOUSE 7 ROE LANE SOUTHPORT MERSEYSIDE PR9 9DT UNITED KINGDOM Column and booms Model MD AMxBM Where A 2 3 or 4 and B 2 3 or 4 Model HD AMxBM Where A 3 4 5 6 7 or8 and B 3 4 5 6 or 7 Positioners Model VP X Where X 0 25 0 75 1 5 3 5 10 15 20 25 or 35 Rotators Model CR X Where X 10 20 30 60 100 125 200 300 400 or 500 Last Updated on 2012 06 25 ions Prin i Terms of Use Page Top 2012 UL LLC When the UL Leaf Mark is on the product or when the word Environment is included in the UL Mark please search the UL
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