50Hz/60Hz Frequency Converter Manual
Contents
1. 3 Loads 4 Detailed description of the failure 15 Chapter X Maintenance GoHz frequency converters do not require daily maintenance a regular maintenance is benefited of longer lifetime the maintain times is in accordance with the environmental conditions Preventive Measures gt Do not 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 if 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 162. GoHz Frequency Converter User Manual 50Hz 60Hz 400Hz Frequency Converter Solutions for Converting 110V 60Hz to 220V 50Hz 120V 60Hz to 240V 50Hz 230V 50Hz to 110V 60Hz 480V 60Hz to 400V 50Hz etc Power Capacity from 500 VA to 600 kVA HZ 50 series Catalogue I Safety Precautions si si riet ez I Work ine Principle encorena bi A ina ta da ta ha ia II Introduction 5c ccs seein 05 ia Bi a b a Rane bniabiecnisth e Product Features e Applications e Checklist e Nameplate IV Operation Panel and Functions e cece cece ceee nee eeeees WV Operan GUNG i ie ii e hepa ws eee e Menu Selection e Parameter Setting Procedure e Specific Operation Settings VI Placement isa ina ini nenene in in mabiita ta bie i kati kal nate wlanamenanae dee VII Installation ekk kerk knee kenn e Wiring Precautions e Wiring Diagram e Wire Diameter Reference Table e Power Polarity Identification Methods e Grounding System X IEL Specitica 1ON Si ae e awe Ss entra de calves T A e Model Selection EX FrOUDICSNOOUNG is suis asoeta ina jtina i ser re rr X Maintenance 0 0 ccc ccc ccc ccc ccc cc ccc cccccucceceeceeceececcucceccecceccecccsecsecs 0 e 4 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 tra
3. 20 8A 41 6A 62 5A 83 2A 125A 188A 208 3A L N Weigh Ha ae ea a be e 430 460 180 540 350 700 620 400 920 770 500 1100 850 660 1180 Three Phase Input Single Phase Output m orem kVA TI kVA mera kVA aoe kVA E kVA TEE kVA me kVA ma kVA EE kVA pees kVA pre kVA Model l 2 50 3110 50 3110 HZ 50 3115 50 3115 2 50 3120 50 3120 Hz 50 8125 50 3125 HZ 50 8130 50 3130 HZ 50 8145 50 3145 HZ 50 3150 50 3150 HZ 50 3160 50 3160 HZ 50 8175 50 3175 HZ 50 3190 50 3190 HZ 50 31100 50 31100 Low grade 83 2A 125A 166 6A 208 3A 250A 375A 416 6A 500A 625A 750A 833 3A Output L N Current High grade 41 6A 62 5A 83 3A 104 1A 125A 187 5A 208 3A 250A 312 5A 375A 416 6A L N 480 480 1 150 350 eae 100 ars 000 1 ee KO 1 en 350 Three Phase Input Three Phase Output a ma kVA r kVA EE kVA 20kVA 30kVA 45 kVA 6OkVA 75 kVA ETA kVA Low AN 27 6A 41 6A 55 6A 83 2A 125 0A 166 4A 208 4A 277 6A Output L N Current High grade 13 8A 20 8A 27 8A 41 6A 62 5A 83 2A 104 2A 138 8A L N Weight aap apa be be pp Size mm 540 350 700 64074607910 770 500 1100 850 660 1 180 900 800 1 700 1500 860 1430 Remark for higher capacity and nonstandard converters please contact us directly 14 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 troubleshooti
4. Output Amnieter Control Circuit Fuse Fusing Detect Wattrheter Overvoltage Detect Freq meter Crvstal Triangle Wave PWM Circuit Oscillator Generator Programmable ROM D A Sine wave Feedback Circuit sine wave Circuit Circuit Circuit Chapter III Introduction Product Features e GoHZz frequency converter is suitable for use with resistive capacitive inductive and non linear loads e 50Hz 60Hz or 400Hz input frequency e Adjustable O to 300VAC output voltage e Adjustable 40 0 to 499 9Hz output frequency e Precise 4 LED digital display output frequency voltage ampere and wattage e Fullgalvanicallv isolated no harmonic distortion EMI EMC e Pure sine wave output e Fast response time e Sustained 300 overload capability e IGBI PWM technology enhances compact size low noise and high reliability e Capable to simulate global voltage frequency power supplies e GoHZz frequency converters are equipped with electronic circuit instant trip breaker buzzer alarm for over voltage over current over temperature output short circuit protection Applications Quality assurance Control lifetime testing IMAM Transformers TRIAC SCR and Air conditioning equipment testing in Manufacturers Other parts testing Switching power supplv testing Motor equipment testing Fluorescent lamp ballast testing l R amp D departments require best power All kinds of electrical machines with motors Copier
5. Wire marks both single phase and three phase systems are marked with 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 Grounding 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 is basically the same 4 Ground Wire is 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 25Q or less system Low voltage po
6. power supply is matching with the frequency converter specifications 110V 220V etc before turning the input POWER ON switch to ON position 4 Set the output frequency by FREQUENCY SET switch Note press OFF RESET before setting hundreds frequency 1xx x 5 Press to POWER ON switch ON turn off AC OUTPUT first 6 Adjust the output voltage change 0 150V low and 0 300V high base on required voltage 7 Connect loads wire and turn on the AC OUTPUT switch to obtain required standard AC power supplies 8 GoHz frequency converter has overcurrent overload over temperature short circuit instantaneous power off protection and warning indicators In case of above phenomenon happens the protection circuit cut off output immediately and trigger warning buzzer 9 Press OFF RESET switch to cut off the 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 gt 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 Avoi
7. 5KVA 220V 113 5A 33100 110V 303 0A A 210 5A 250 0A 80 0mm 150 0mm 1OOKVA 220V 151 5A 33120 110V 363 6A 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 208V 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 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 254V 480V 271V 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 271V 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 L1 L2 three phase system marked with R S T U V W 5 Neutral
8. d 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 gt gt gt gt Y Y VY V WV Whether the capacity of the frequency converter in accordance with your loads Whether the frequency converter damaged during transportation 1f 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 wire 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 co
9. ng 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 o 2 Connect to correct voltage power supply No input power 2 Input voltage is right or not l nai l Check the fuse and replace the fuse with same specification The fuse is burn down or not if necessary Is it power off or momentary 1 Press the activate switch ON to reboot Output power outage power off Make sure the loads are within the frequency converter s Is it overload capacity Check the fuse and replace the fuse with same specification 1 Is the fuse burn down or not No output voltage if necessary Is it overloaded Replace a larger capacity frequency converter Voltmeter ammeter and l l a oat 1 Turn the power switch to OFF position power show 0 when the l 2 Change output voltage switch to zero output frequency is l AREA 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 normal 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
10. nsporting the frequency converter to avoid collision 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 ignition and heat to prevent overheat Shutdown the power cord during moving or maintaining the frequency converter Chapter II Working Principle GoHz multi function static frequency conver
11. nverter 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 9 Wire Diameter Reference Table 12W 220V 110V Max I P Protection L Max O P GoHz Power Wire Power Wire Current Breaker Current 1102 110V 18 2A 5 12 6A 30 0A 2 0mm 2 0mm 2KVA 220V 9 1A 1103 4 110V 27 2A A 19 0A 30 0A 3 5mm 5 5mm 3KVA 220V 13 6A 1105 110V 45 4A a 25 5A 50 0A 3 5mm 8 0mm SKVA 220V 22 7A 1110 l 110V 91 0A l 63 1A 75 0A 22 0mm 30 0mm 10KVA 220V 45 5A 3115 110V 136 4A 5 94 7A 100 0A 30 0mm 22 0mm ISKVA 220V 68 2A 3120 j 110V 181 8A 12 6A 150 0A 38 0mm 60 0mm 20KVA 220V 90 9A 3130 5 110V 272 8A j 189 4A 200 0A 80 0mm 125 0mm 30KVA 220V 136 4A 3 4W 220V 380V 3 3W 380V Max I P Protection L Max O P GoHz Power Wire Power Wire Current Breaker Current 3306 5 110V 18 2A 12 6A 30 0A 2 0mm 3 5mm 6KVA 220V 9 1A 3310 110V 30 2A 20 5A 30 0A 3 5mm 5 5mm IOKVA 220V 15 1A 3315 j 110V 45 5A 5 31 5A 40 0A 5 5mm 8 0mm ISKVA 220V 22 7A 3320 7 110V 60 6A 422A 50 0A 8 0mm 14 0mm 20KVA 220V 30 3A 3330 3 110V 91 0A j 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 110V 227 0A 158 0A 187 5A 50 0mm 100 0mm T
12. s scanners OA product testing i supplies Checklist Every frequency converter has functional test before leaving factory the frequency converter is wooden packaged includes e unit frequency converter e unit input power cable only for SOOVA amp IkVA e Operation manual Nameplate GoHz Frequency Converter PZW 220V SOHOR POW 0 300V 4 0 499 98 Serial Number GoHz 20150101010 www GoHz com Chapter IV Operation Panel and Functions F G H I F G H I 20 Oo 2000 B C Wi D E SINGLE PHASE UNITS THREE PHASE UNITS B C D gt A Input power on B Off Reset switch electronic circuit breaker instant trip and alarm when overload short circuit etc press this switch to restart C Output frequency programmable setting D 0 150v Low 0 300V High output voltage button For 30kVA and larger converters this button is disabled replace by switch es inside the front door of the frequency converter E 10 turns output voltage adjustable knob F Frequency G Voltage H Ampere I Wattage J Phase selection switch to select U V W phase s current amp power 3 phase frequency converters only Chapter V Operating Guide Proper operating procedures allow you to use the frequency converter more smoothly and avoid unnecessary interference 1 Make sure the POWER ON switch is on OFF position 2 Make sure the switches rotary buttons displays are not loosen or damaged 3 Make sure the
13. ter is a standard AC power supply electronic 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 static 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 frequency converter provides voltage 0 300V and frequency standard 40Hz 120Hz 120Hz to 499 9Hz is optional suitable for general commercial electrical and electronic machines Frequency Converter Circuit Block Diagram EMI Rectifier DC AC Output High Low Filter Converter Filter Voltage Switch gHN mdmo Power Overcurrent wee Driver Circuit Supply Detect Voltmeter Over temperature Detect PWM
14. wer supply system of three phase three wire 5002 or less ungrounded system be 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 i Chapter VIII Specifications 3 Phase 4 Wire Wye Type 190 110 200 115 208 120 220 128 230 132 240 139V 10 Voltage Optional 3 Phase 4 Wire Wye Type 380 220 400 230 415 240 440 254 460 265 480 277V 10 3 Phase 4 Wire Della Type 220 230 240 380 400 415 440V 10 50Hz or 60Hz 5 47 Hz 63Hz or 50 Hz 60 Hz 5 110V Setting Low grade 0 150V 1 0 600V 2 Rated setting voltage Input Voltage 220V Setting 0 300V High 10 30 10 25 preset grade 0 300V Load stabilization lt 1 Rate Protection Output Working Environment 13 Model Selection Single Phase Input Single Phase Output ore mera kVA Fr kVA ra kVA Mewt kVA E kVA a kVA mr kVA ea kVA mr kVA ay Model O HZ 50 500W HZ 50 1101 1101 HZ50 1102 1102 HZ 50 1103 HZ 50 1105 1105 HZ 50 1110 1110 HZ 50 1115 1115 HZ 50 1120 1120 Hz 50 1130 HZ 50 1145 HZ 50 1150 1150 Low grade 16 8A 25 0A 41 6A 83 2A 125 0A 166 4A 250A 375A 416 6A Output L N Current High grade 12 5A
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