HZ-60 Frequency Converter User Manual
Contents
1. Input Circuit Fuse Fusing Breaker Detection Triangular Wave Circuit Power Failure Detection ROM sine wave Power Circuit Supply Frequency Detection DDS Signal Generation 4 Kevpad Chapter III Introduction Product Features Adopt high brightness LED display clear and eye catching wide view angle Adopt IGBT module design output stable pure sine wave power less interference high precision and low noise Adopt advanced Direct Digital Synthesizer DDS waveform generation technology high frequency stability and good continuity Adjustable wide range output voltage 0 300V keypad input directly Output current limitation feature 10 sets parameters preset records store common parameters Voltage V Frequency Hz and Running Time S for recall easily RS232 Optional communication interface can be connected with computer to constitute intelligent power supplies Protection of overvoltage overcurrent overload short circuit current limitation High accuracy digital key input voltage frequency Fault code records easy for troubleshooting Applications Quality assurance Control lifetime testing M Transformers TRIAC SCR and Air conditioning equipment testing in Manufacturers other parts testing Switching power supply testing Motor equipment testing Fluorescent lamp ballast testing R amp D departments require best power All kinds of electrical machines with motors Cop2. device it can simulate international standard power supplies convert fixed AC voltage and frequency power into stable pure sine wave power by internal AC to DC DC to AC current rectifying with high activation current and displays a number of parameters Such as voltage frequency current apparent power power factor etc GoHz programmable frequency converters adopt advanced PWM Pulse Width Modulation technology with compact size light weight and high efficiency features Digital Signal Processor technology provides high precision measurements function of voltage frequency current apparent power and power factor etc The use of high power IGBT module design to reduce circuit complexity enhance frequency converter stability and reduce power consumption And the isolation transformers completely isolate the mains and the loads in order to improve the loads stability and a variety of testing performance to ensure the accuracy of test values for the loads GoHz programmable frequency converter provides voltage 0 300V and frequency standard 40Hz 120Hz 120Hz to 499 9 Hz is optional suitable for general commercial electrical and electronic machines Frequency Converter Circuit Block Diagram EMI Rectifi DC Filter DC AC Output High Low Filter SEMA Circuit Converter Filter Voltage Switch Overcurrent Driver Circuit l Input Detection Display control gHN 1ndino Voltage PWM Circuit CPU Over temperature Detection
3. 10V 181 8A 12 6A 150 0A 38 0mm 60 0mm 20KVA 220V 90 9A 3130 110V 272 8A j 189 4A 200 0A 80 0mm 125 0mm 30KVA 220V 136 4A 304W 220V 380V 303W 380V Max I P Protection Max O P GoHz Power Wire Power Wire Current Breaker Current 3306 5 110V 18 2A j 12 6A 30 0A 2 0mm 3 5mm 6KVA 220V 9 1A 3310 B 110V 30 2A T 20 5A 30 0A 3 5mm 5 5mm 10KVA 220V 15 1A 3315 j 110V 45 5A 5 31 5A 40 0A 5 5mm 8 0mm 15KVA 220V 22 7A 3320 5 110V 60 6A 2 42 2A 50 0A 8 0mm 14 0mm 20KVA 220V 30 3A 3330 3 110V 91 0A 63 0A 75 0A 22 0mm 30 0mm 30KVA 220V 45 5A 3345 110V 136 0A j 95 0A 125 0A 30 0mm 38 0mm ASKVA 220V 68 0A 3360 j 110V 182 0A j 126 0A 150 0A 38 0mm 60 0mm 60KVA 220V 91 0A 3375 B 110V 227 0A 158 0A 187 5A 50 0mm 100 0mm 75KVA 220V 113 5A 33100 7 110V 303 0A A 210 5A 250 0A 80 0mm 150 0mm 100K VA 220V 151 5A 33120 110V 363 6A 5 252 5A 300 0A 100 mm 200 0mm 120KVA 220V 181 8A Power Polarity Identification Methods 1 Fire Wire to Ground or Neutral i e line to line voltage Wire there are 173V 190V 200V 208 V 220V 230V 240V 380V 400V 415V 440V 480V according to different specifications This is for three phase three wire or three phase four wire system 2 Neutral Wire to Fire Wire there are 100V 110V 115V 120V 127V 132V 139V 220V 230V 240V 254V 277V etc according to different specifications to Ground Wire it s approx 0 5V 2 0V There is no Neutral Wire in three phase three wire system 3
4. Ground Wire to ground rods Three phase four wire systems are 173V 100V 190V 110V 200V 115V 208V 120V 220V 127V 230V 132V 240V 139V 380V 220V 400V 230V 415V 240V 440V 254 V 480V 277V Three phase three wire systems are 173V 190V 200V 208V 220V 230V 240V 380V 400V 415V 440V 480V Two wire systems are 100V 110V 115V 120V 127V 132V 139V 220V 230V 240V 254V 277V If the voltage between Ground Wire and Neutral Wire is higher than 5V or the equipment has specific requirement please find a qualified electrician to reinstall the ground wiring system for safety factors 4 Fire Wire marks single phase system marked with L LI L2 three phase system marked with R S T U V W 5 Neutral Wire marks both single phase and three phase systems are marked with N id n 6 Ground Wire marks marked with G or E Earthing or symbol 7 Single phase wire color distinguishes e LLI L2 Fire Wire Red e N Neutral Wire Black e Gor E Ground Wire Black 8 Three phase wire color distinguishes e R Phase input and U Phase output Red e S Phase input and V Phase output Green e T Phase input and W Phase output Yellow e N Neutral Wire Black e Gor E Ground Wire Black Note if the voltage between Neutral Wire and Ground Wire is higher than 5V or the system has specific requirement you can short the null line and ground line but it s not a must 11 Ground
5. RH 13 Chapter IX Troubleshooting Please pay attention to internal high voltage components only qualified electricians can maintain the frequency converter Turn off the frequency converter before proceeding troubleshooting procedures if it s not necessary to do live troubleshooting Inspection methods Troubleshooting 1 Turn the power supply input switch 1 Input switch is turn on or not IM 2 Connect to correct voltage power supplv No input power 2 Input voltage is right or not T l 3 Check the fuse and replace the fuse with same specification 3 The fuse is burn down or not if necessary 1 Is it power off or momentary 1 Press the activate switch ON to reboot Output power outage power off 2 Make sure the loads are within the frequency converter s 2 Is it overload capacity 1 Check the fuse and replace the fuse with same specification 1 Is the fuse burn down or not No output voltage if necessary 2 Is it overloaded 2 Replace a larger capacity frequency converter Voltmeter ammeter and l l n 1 Turn the power switch to OFF position power show 0 when the 2 Change output voltage switch to zero output frequency 1s De a i Turn the power switch to ON position normal Voltmeter ammeter and power show 0 and 1 Check and decrease the loads current alarm rings when the 2 Press the shutdown reset button OFF RESET output frequency is Re operation nor
6. buttons to adjust the voltage value left right 9 buttons to adjust the frequency value Note the frequency converter output must in turn on state otherwise the values can not be adjusted 3 W PF switch power and power factor the frequency converter default display is power 4 Abnormal Display display the frequency converter operating abnormality 5 Program Settings press up down A W buttons to switch terminate parameter sets elect parameter sets and running mode press left right 4 9 buttons to change the sub options of terminate parameter sets elect parameter sets and running mode The default running mode is CYCLE without special requirements please do not change it to SEQUENCE Power output is only used for displaying whether the frequency converter has output or not Specific Operation Settings 1 The frequency converter displays Parameter Set user interface after its power on 2 Select the parameter sets MO M9 1 M1 M2 M3 M4 are the shortcut sets press A Y 4 b toset the values each set can be selected on the operator interface directly 2 MO M5 M6 M7 M8 M9 parameter sets are programmable for connecting computer operation 3 After parameters finalized connect loads and press ON OFF button then the operator interface will display frequency current and power 4 Press up down A V buttons to set voltage left right 4 F buttons to set frequency online with loads 3 To change the operatin
7. g voltage press ON OFF button to cut output select the preset parameters stored in MI MA and press ON OFF to enable output Chapter VI Placement The environment of the frequency converter being placed has direct affect to converter s function and lifetime the environment should follow the conditions Moving Please shut down and disconnect all wirings before moving the frequency converter gt Do not move the frequency converter upside down gt Handle the frequency converter with care in moving to avoid collision Placement gt Do not put the frequency converter on uneven or inclined place gt Avoid direct sunlight rain or humid place gt Keep it away from fire and high temperature place to prevent overheating gt Avoid oil mist salt corrosive gases erosion gt Avoid dust cotton and small metal objects intrusion gt Keep the frequency converter in a well ventilated place keep the frequency converter s back away from the wall at least 10cm to ensure sufficient ventilation gt Operating temperature 0 40 C humidity 0 90 non condensing Chapter VII Installation Wiring Precautions Y v WV Y Y V V WV Whether the capacity of the frequency converter in accordance with your loads Whether the frequency converter damaged during transportation if so do not connect it to power source Shut down power before wiring check the input voltage before installation Make sure the specification of the wi
8. iers scanners OA product testing i supplies Checklist Every frequency converter has functional test before leaving factory the frequency converter is wooden packaged includes Il unit frequency converter unit input power cable only for 500VA amp IkVA Operation manual Nameplate GoHz Frequency Converter PZW 220V SOF 60H POW 0 30 40 0 4990 Serial Number GoHz 20150101010 Chapter IV Operation Panel and Functions D Display panel 2 Input Switch 3 SET set voltage and frequency values in standby mode 4 OK button to confirm 5 W PF power and power factor switch 6 A VUp amp Down adjust voltage D P Left amp Right adjust frequency M1 M shortcut of parameters preset records 9 ON OFF start stop button Output socket Chapter V Operating Guide Menu Selection Turn on the input switch press SET button enter into main menu user interface the main menu is divided into four options 1 Parameter Set 2 Operating Parameters 3 Abnormal Display 4 Program Settings Press up down A V buttons to adjust the selection press OK button to enter the option Parameter Setting Procedure 1 Enter into Parameter Set user interface press up down A V buttons to select the parameter sets M0 M9 press left right F buttons to change the underline position press up down A Y buttons to set the values 2 Enter into Operating Parameters user interface press up down A V
9. ing System 1 In addition to safety consideration well grounded system also can avoid the power system interferes equipment normal operation 2 Ground Wire should be separated with Neutral Wire if it s not neutral wire unless special applications 3 Ground Wire should be 8AWG wire at least or the diameter 1s basically the same 4 Ground Wire 1s for specified frequency converter only poor ground will cause interference for other machines 5 Use ground rods in grounding for the best 6 Ground Types Low voltage power supply system or high voltage electrical equipment of three phase four wire multi grounded systems 10Q or less grounding Ungrounded high voltage electrical equipment grounding 25 or less system Low voltage power supply system of three phase three wire 50 or less ungrounded system le Low voltage c o aheqiipment sounding 1 Ground voltage less than 150V is 100Q or less 2 Ground voltage 151V to 300V is 50Q or less 3 Ground voltage higher than 301V is 10Q or less 2 Inner system grounding 3 Frequency converter secondary grounding 4 Low voltage electrical equipment metal body grounding 12 Chapter VIII Specifications jnduj yndjno juam Total Harmonic 1 Pure resistive loads Distortion THD Comasan 8 Communication RS232C Optional Interface Overcurrent over temperature overload short circuit etc Operating Environment 0 40 C 20 809
10. l E _ E GoHz Programmable Frequency Converter Programmable 50Hz 60Hz 400Hz Frequency Converter Solutions for Converting 110V 60Hz to 220V 50Hz 120V 60Hz to 240V 50Hz 230V 50Hz to 110V 60Hz etc Power Capacity from 500 VA to 50 kVA HZ 60 series Catalogue I Safety Precautions si si riet ez IL Working Principle ooo eoo ape ei MN ina ta da ta ha ia II Introduction 21 ccs seein 05 ia Bi a b a ed e Product Features e Applications e Checklist e Nameplate IV Operation Panel and Functions M Operaune Guide se a cer oem ts e Menu Selection e Parameter Setting Procedure e Specific Operation Settings VL Placement isa ina tune hi EE nate wlanamenanae dee VII Installation ekk kerk RR e Wiring Precautions e Wiring Diagram e Wire Diameter Reference Table e Power Polarity Identification Methods e Grounding System VHI SDECIHICAUONS em IX TroubIeshoo0UDOS er D dei ie dede die de X Maintenance cesser eee esee esee eese sees e 9 Chapter I Safety Precautions Read this user manual before using GoHz frequency converters Keep this user manual near the frequency converter for reading at any time Handle with care when transporting the frequency converter to avoid collisi
11. mal 1 Is it overload 1 Decrease loads High temperature 2 Cooling fan speed is slowdown Replace a new cooling fan or not to work Please advise 1 Frequency converter model amp serial number Emergency 2 Date amp Time of the failure 3 Loads 4 Detailed description of the failure 14 Chapter X Maintenance GoHz frequency converters do not require daily maintenance a regular maintenance is benefited of longer lifetime the maintain times 1s 1n accordance with the environmental conditions Preventive Measures Donot put any liquid objects on the top of the frequency converter gt If the frequency converter is installed in a harsh environment such as windy and dusty pay more attention to make the frequency converter clean or do more frequent maintenances Maintenances gt Turn off the power switch gt Clean inner dusts gt Wipe the cabinet cover and venting holes with a soft cloth and detergent gt Visual inspection of all power lines and terminals see if there is collision loose hot corrosion moisture insect bites or rat bites do some repairs or replaces 1f necessary Note DO NOT do any maintenance if you are not a qualified electrician and make sure the frequency converter is discharged completely before proceeding any maintenance 15
12. on Do not put the frequency converter on uneven or inclined place Do not block the venting holes or slits to keep the frequency converter well cooling effect the back of the frequency converter should keep 10 cm 4 inches away from the wall Double check the frequency converter and power supply specifications are matching and well wired before power connection to avoid any careless damaged Frequency converters have different installations according to different capacities and voltage levels choose an appropriate configuration and wire diameter Do not overload the frequency converter and wire to prevent the electric shock or cause fires Please follow the implementation of electrician laws and regulations In case of abnormal phenomenon happens follow this user manual in troubleshooting or contact the manufacturer Please keep frequency converter clean and do not put heavy objects on top of it Prevent any liquids and sundries into the frequency converter in order to avoid poor contact or short circuit to cause electric shock or fire Better to unplug the power cord in storm lightning or thunder days Avoid placing in direct sunlight raining or humid place Keep it away from the source of 1gnition and heat to prevent overheat Shutdown the power cord during moving or maintaining the frequency converter Chapter II Working Principle GoHz multi function programmable frequency converter is a standard AC power supply electronic
13. re in accordance with the frequency converter before wiring to avoid damages The wire diameter should follow the voltage level and capacity of the frequency converter Please refer to electrician wiring regulations or following the wire diameter reference table Avoid the switch of the frequency converter share with other appliances Use O type wiring terminals make sure it s well wired tighten screws to avoid poor contact and prevent electric shock Make sure the polarity is correct where it s single phase frequency converter or three phase converter For grounding please refer to page 12 Make sure all switches on OFF status before connecting the frequency converter to power source Make sure the power source frequency converter and loads are matching before power on Internal semiconductor components are sensitive to static electricity be careful in touching the metal control panel Wiring Diagram single Phase 2 Wire G Three Phase 3 Wire G Three Phase 3 Wire N G Wire Diameter Reference Table 102W 220V7110V Max I P Protection Max O P GoHz Power Wire Power Wire Current Breaker Current 1102 110V 18 2A 12 6A 30 0A 2 0mm 2 0mm 2KVA 220V 9 1A 1103 110V 27 2A 19 0A 30 0A 3 5mm 5 5mm 3KVA 220V 13 6A 1105 110V 45 4A B 25 5 A 50 0A 3 5mm 8 0mm 5KVA 220V 22 7A 1110 E 110V 91 0A l 63 1A 75 0A 22 0mm 30 0mm IOKVA 220V 45 5A 3115 110V 136 4A 3 04 7A 100 0A 30 0mm 22 0mm 15KVA 220V 68 2A 3120 j 1
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