Eclipse Servomotor Brake
Contents
1. discretion of Nexen a repair or replacement with new serviceably used or reconditioned Product or issuance of credit in the amount of the purchase price paid to Nexen by the Buyer for the Products Limitation of Nexen s Liability TO THE EXTENT PERMITTED BY LAW NEXEN SHALL HAVE NO LIABILITY TO BUYER OR ANY OTHER PERSON FOR INCIDENTAL DAMAGES SPECIAL DAMAGES CONSEQUENTIAL DAMAGES OR OTHER DAMAGES OF ANY KIND OR NATURE WHATSOEVER WHETHER ARISING OUT OF BREACH OF WARRANTY OR OTHER BREACH OF CONTRACT NEGLIGENCE OR OTHER TORT OR OTHERWISE EVEN IF NEXEN SHALL HAVE BEEN ADVISED OF THE POSSIBILITY OR LIKELIHOOD OF SUCH POTENTIAL LOSS OR DAMAGE For all of the purposes hereof the term consequential damages shall include lost profits penalties delay images liquidated damages or other damages and liabilities which Buyer shall be obligated to pay or which Buyer may incur based upon related to or arising out of its contracts with its customers or other third parties In no event shall Nexen be liable for any amount of damages in excess of amounts paid by Buyer for Products or services as to which a breach of contract has been determined to exist The parties expressly agree that the price for the Products and the services was determined in consideration of the limitation on damages set forth herein and such limitation has been specifically bargained for and constitutes an agreed allocation of risk which shall survive the determination of any cour2. 4 5 45 C 40 113 F Power Supply 24VDC 2 Current 0 40 Amp Continuous Coil Resistance 60 65 Ohms at 25 C Recommended Fuse 600mA Voltage Rating gt 24VDC Slow Blow Recommended Transient Voltage Suppressor Bidirectional TVS Zender Diode Reverse Standoff Voltage gt 43VDC 500 Watt GENERAL SAFETY PRECAUTIONS Keep indoors This product is intended for indoor environments only Use of the brake outdoors will damage components The output shaft needs to be Hot surface enclosed either by year er or appropriate guarding Failure 2 aan could result f serious Do not touch odi ly injury FORM NO L 21062 D 0509 4 INSTALLATION INSTALLATION ONTO MOTOR SHAFT NOTE Refer to Figures 1 2 3 Shaft Item 1 Clamping 1 Place the Clamping Collar item 7 on the input Collar female end of the servo brake shaft then slide the Item 7 Collar down the Shaft until it until it is firmly against the shaft step 2 Remove the Access Plug Item 14 from the Input Flange Item 10 Rotate the Clamping Collar item 7 and the Shaft Item 1 until they are aligned with the access hole Then insert a hex key through the access hole and engage the head of the cap screw Leave hex key in place while you perform the next two FIGURE 1 steps ACCESS PLUG J ITEM 14 INPUT FLANGE ITEM 10 Do not lubricate either the Clamping Collar or the Shaft Any lubricant on the contact surfaces coul
3. Nexen ECLIPSE PRODUCTS User Manual 222 Eclipse Servomotor Brake NEMA 23 Electric RoHS compliant 2002 95 EC FORM NO L 21062 D 0509 In accordance with Nexen s established policy of constant product improvement the specifications contained in this manual are subject to change without notice Technical data listed in this manual are based on the latest information available at the time of printing and are also subject to change without notice Technical Support 800 843 7445 651 484 5900 www nexengroup com DANGER Read this manual carefully before installation and operation Follow Nexen s instructions and integrate this unit into your system with care This unit should be installed operated and maintained by qualified personnel ONLY Improper installation can damage your system cause injury or death Comply with all applicable codes This document is the original non translated version Conformity Declaration In accordance with Appendix II B of CE Machinery Directive 2006 42 EC A Declaration of Incorporation of Partly Completed Machinery evaluation for the applicable EU directives was carried out for this product in accordance with the Machinery Directive The declaration of incorporation is set out In writing in a separate document and can be requested if required This machinery is incomplete and must not be put into service until the machinery into which it is to be incorporated has been de
4. clared in conformity with the applicable provisions of the Directive Nexen Group Inc 560 Oak Grove Parkway Vadnais Heights Minnesota 55127 Copyright 2009 Nexen Group Inc ISO 9001 Certified FORM NO L 21062 D 0509 2 TABLE OF CONTENTS CSN tal Specifications Solar a 5 4 General Safety Precautions 4 Installation onto Motor Shaft ssecesstesseccn cesses serene ten teardrop rein rnrinennn aes neanaeatennnssns nda 5 Installation Between Motor Shaft and a Gear Reducer Fre unninn anna 6 Installation of Electrical Connection 7 Troubleshooting 44444444444 44444 0044400041000 7 General D men Sak a acl EEE HERREN Ener 8 SERVICE IR Cs tC OMS Ser een ae ene ease Se uren Eu ea stra E eaaa 8 Warnranby eertse eat actee ee anee ne sonen sates esse mere ae oaaaseaae setae eancnsa anesnasennensseceesasqasnaenraieesenes 9 3 FORM NO L 21062 D 0509 GENERAL SPECIFICATIONS TABLE 1 Min Holding Torsional Rigidity Torque 23 3 8 0 45 Nm 5000 1308 Nm Rad 0 87 kg cm 0 64 Kg 4 0 in Ibs 965 ft Ib Rad 7 7 x 10 5 in Ib s 1 42 lbs 23 1 4 0 45 Nm 5000 349 Nm Rad 0 78 Kg cm 0 60 Kg 4 0 in Ibs 258 ft Ib Rad 6 96 x 10 5 in Ib s 1 33 Ibs TABLE 2 Specifications Ambient Temperature
5. d result in torque transfer failure If necessary clean the Shaft with a non petroleum based solvent such as isopropyl alcohool then wipe dry before assembly 3 Slide the Motor Shaft into the input female end of the Output Shaft Item 1 until the Flanges of the Motor and Brake come together 4 Using four customer supplied Socket Head Cap TOURER Screws bolt the Flanges together Then tighten the cap screws evenly 5 Using the hex key used in Step 2 tighten the cap screw in the Clamping Collar Item 7 to the recommended torque listed in Table 4 Under tightening the Collar may cause slippage between the Motor and the Brake This can cause damage to the System Motor and or Brake 6 Reinstall the Access Plug Item 14 in the access hole in the Input Flange ltem 10 FIGURE 3 7 Assemble the Gear Reducer or load to the output end of the Brake Shaft Support the load before disengaging the brake Failure to support the load could result in serious bodily injury 5 FORM NO L 21062 D 0509 INSTALLATION INSTALLATION BETWEEN A MOTOR SHAFT AND A GEAR REDUCER NOTE Refer to Figure 4 1 Mount the Servo Brake to the Motor Shaft by performing steps 1 6 on page 5 2 Insert the Output Shaft into the customer supplied gear reducer coupling 3 Bolt the flanges together using customer supplied cap screws washers and nuts Before assembly apply a drop of Loctite 242 blue or equivalent to
6. life Due to this long product life stored spring energy and internal component tolerance Nexen recommends that all service be performed by trained Brake is spring loaded under personnel extreme pressure Do not disassemble Do not attempt to remove or dismantle any part of the Rail Brake assembly This product is spring loaded and under pressure If the product malfunctions replace the unit or contact Nexen FORM NO L 21062 D 0509 8 WARRANTY Warranties Nexen warrants that the Products will be free from any defects n material or workmanship for a period of 12 months from the date of shipment NEXEN MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED AND ALL IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED This warranty applies only if a the Product has been installed used and maintained in accordance with any applicable Nexen installation or maintenance manual for the Product b the alleged defect is not attributable to normal wear and tear c the Product has not been altered misused or used for purposes other than those for which it was intended and d Buyer has given written notice of the alleged defect to Nexen and delivered the allegedly defective Product to Nexen within one year of the date of shipment Exclusive Remedy The exclusive remedy of the Buyer for any breach of the warranties set out above will be at the sole
7. lt to engaged configuration 5 Ensure a low resistance path between brake chassis and earth ground 6 Cycle the brake by applying power to the coil and then removing it If you hear an audible click each time power Is either applied or removed the brake is functioning correctly TROUBLESHOOTING Check that both ends of brake shaft are secured by either a collar or set screw unless both ends are tightened to the required torque the final drive will not operate properly Failure of brake to One or both ends of brake shaft may be engage loose 24V DC power may not be applied to the Verify that 24V DC power is applied brake to the brake Failure of brake to disengage Use an ohmmeter to check for a coil Shorted or open coil in the brake resistance of 60 65 ohms Replace the brake if the coil is shorted or open 7 FORM NO L 21062 D 0509 GENERAL DIMENSIONS 38 10 00 1 500 001 838 07 09 1 499 609 25 205 4 AT 90 FIGURE 6 Note Lettered dimensions are defined in Specifications Table 3 TABLE 3 Brake Model Aa B c D 2500 2500 Size 23 1 4 in 0000 in 0005 in 0005 in 0000 in 3750 3750 Size 23 3 8 in 0000 in 31 75 mm 00005 in 0005 in 1 25 in 0000 in TABLE 4 Recommended Seating Torque UNC 38 43 Rc 34 in Ib 59 in lb 77 in lb SERVICE RESTRICTIONS Note The servo Motor Brake assembly s designed for extended service
8. t of competent jurisdiction that any remedy herein fails of its essential purpose Limitation of Damages In no event shall Nexen be liable for any consequential indirect incidental or special damages of any nature whatsoever including without limitation lost profits arising from the sale or use of the Products Warranty Claim Procedures To make a claim under this warranty the claimant must give written notice of the alleged defect to whom the Product was purchased from and deliver the Product to same within one year of the date on which the alleged defect first became apparent ne gt lt en Nexen Group Inc 800 843 7445 560 Oak Grove Parkway Fax 651 286 1099 Vadnais Heights MN 55127 www nexengroup com ISO 9001 Certified 9 FORM NO L 21062 D 0509
9. the threads of each cap screw Torque these cap screws evenly i e those in opposite corners to the recommended torques listed in Table 4 4 Tighten the Coupling according to the instructions FIGURE 4 supplied with the Gear Reducer 5 Install any plugs or related items that are detailed in the Gear Reducer instructions Support the load before disengaging the brake Failure to support the load could result in serious bodily injury 6 Ifthe output shaft is not enclosed proper guarding is required The output shaft needs to be enclosed either by gear reducer Or appropriate guarding Failure to guard could result in serious bodily injury FORM NO L 21062 D 0509 6 INSTALLATION INSTALLATION OF ELECTRICAL CONNECTION 1 Attach wire leads of Brake to a 24 V DC power supply This brake is not sensitive to the direction of Normally Open power through the unit The brake leads are AWG 26 UL1429 wire Fuse 2 Protect against high inductive switch off peaks by installing a Transient Voltage Suppressor device to aan prolong contact life of switching device See Table Co Valco 2 for recommended device a 3 Suitable fusing should be added to circuit to protect against damage from short circuits and ground fault conditions See Table 2 for recommended fuse sizing FIGURE 5 Typical Electrical Configuration 4 Figure 5 shows a recommended electrical configuration providing a defau
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