- Auto Lighting System[4]
- Other Auto Electronics[2]
- Other Interior Accessories[5]
- HVAC Systems & Parts[3]
- Solar Cells[8]
- Circuit Breakers[9]
- Terminal Blocks[2]
- Contactors[10]
- Electrical Plugs & Sockets[10]
- Electronic & Instrument Enclosures[10]
- Fuses[2]
- Other Electrical Equipment[1]
- Power Distribution Equipment[3]
- AC/DC Adapters[7]
- Inverters & Converters[7]
- Switching Power Supply[4]
- Uninterrupted Power Supply (UPS)[6]
- Voltage Regulators/Stabilizers[4]
- Relays[10]
- Other Switches[1]
- Push Button Switches[10]
- Wall Switches[10]
- Transformers[7]
- Filters[3]
- Sensors[10]
- Insulation Materials & Elements[4]
- Capacitors[5]
- Water Treatment[1]
- Street Lights[1]
- Other Lights & Lighting Products[10]
- AC Motor[2]
- Arc Welders[1]
- Current Meters[1]
- Energy Meters[1]
- Multimeters[1]
- Power Meters[1]
- Voltage Meters[7]
- Temperature Instruments[9]
- Timers[1]
- Pumps[8]
- Other Hand Tools[3]
- Pliers[2]
- Contact Person : Mr. Wong Kobe
- Company Name : Yueqing Winston Electric Co., Ltd.
- Tel : 0086-577-27852809
- Fax : 0086-577-27875159
- Address : Zhejiang,Wenzhou,Changhong Industrial Zone,Liushi Town,Yueqing
- Country/Region : China
- Zip : 325604
WR7 Series CE Frequency inverter
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WR7 CE Frequency Inverter
Main technical features: 1) Power range: Single phase 200V~230V: 1HP~7HP(0.75KW~5.5KW) Three phase 200V~230V: 1HP~7HP(0.75KW~5.5KW) Three phase 380V~440V: 1HP~10HP(0.75KW~7.5KW) 2) Voltage: 1AC 220V 3AC 220/380/415/440V -15%~15% 3) Output frequency: 0.00 ~ 400.00Hz 4) Efficiency: >98% (at rated power) 5) Control mode: V/F control 6) Overload capacity: 150% rated current for 60 s 7) Speed accuracy: 0.5% max. Speed (SVC) 8) Speed adjusting range: 1: 100 9) Multi-steps speed control: 16 steps 10) Built-in DC reactor from 18.5KW to 90KW to improve power factor 11) Digital input: 6 (1 high speed pulse input) 12) Digital output: 1 13) Relay output: 2 14) Analogue input: 2 15) Analogue output: 1 16) Automatic voltage regulation (AVR): Maintain output voltage stable when input voltage fluctuate 17) G/P dual rating: Drive one bigger rating pumps or fans directly 18) Built-in PID control 19) Built-in RS 485: Support international standard Modbus RTU, Modbus ASCII and Profibus 20) Multi-functional Quick/Jog key: Access common used parameter quickly 21) SHIFT key: Scroll common used parameter circularly 22) Speed trace function 23) Automatic energy saving 24) Simple water supply control: Control 1 variable speed pump and 2 fixed speed pumps according to pressure feedback 25) Length control 26) Non-stop function while instantaneous power failure 27) Traverse control: Suitable for textile industry 28) Ambient temperature: -10~40 degree 29) Relative humidity: <95%, no condensation allowed 30) Altitude: 0~1000 m, 1000~4000 m with derating 31) 30 kinds of protection function
| Name | Type | Output Current(A) | Motor power(KW) | PCS/CTN |
| Frequency Inverter (General type) | WR7-2T007 | 2.5 | 0.7 | 2 |
| WR7-2T015 | 3.7 | 1.5 | 2 | |
| WR7-2T022 | 5 | 2.2 | 2 | |
| WR7-2T037 | 8 | 3.7 | 2 | |
| WR7-4T007B | 2.5 | 0.7 | 2 | |
| WR7-4T015B | 3.7 | 1.5 | 2 | |
| WR7-4T022B | 5 | 2.2 | 2 | |
| WR7-4T037B | 8 | 3.7 | 1 | |
| WR7-4T040B | 10 | 4 | 1 | |
| WR7-4T055B | 13 | 5.5 | 1 | |
| WR7-4T075B | 17 | 7.5 | 1 | |
| WR7-4T110B | 25 | 11 | 1 | |
| WR7-4T150B | 32 | 15 | 1 | |
| WR7-4T185B | 37 | 18.5 | 1 | |
| WR7-4T220B | 45 | 22 | 1 | |
| WR7-4T300B | 60 | 30 | 1 | |
| WR7-4T370B | 75 | 37 | 1 | |
| WR7-4T450B | 90 | 45 | 1 | |
| WR7-4T550B | 110 | 55 | 1 | |
| WR7-4T750B | 152 | 75 | 1 | |
| WR7-4T900B | 170 | 90 | 1 | |
| WR7-4T1100B | 210 | 110 | 1 | |
| WR7-4T1320B | 250 | 132 | 1 | |
| WR7-4T1600B | 300 | 160 | 1 | |
| WR7-4T1850B | 340 | 185 | 1 | |
| WR7-4T2000B | 380 | 200 | 1 | |
| WR7-4T2200B | 440 | 220 | 1 | |
| WR7-4T2500B | 480 | 250 | 1 | |
| WR7-4T2800B | 520 | 280 | 1 | |
| WR7-4T3150B | 605 | 315 | 1 | |
| WR7-4T4000B | 750 | 400 | 1 | |
| Frequency Inverter (Fan/Pump use) | WR7-4F110B | 25 | 11 | 1 |
| WR7-4F150B | 32 | 15 | 1 | |
| WR7-4F185B | 37 | 18.5 | 1 | |
| WR7-4F220B | 45 | 22 | 1 | |
| WR7-4F300B | 60 | 30 | 1 | |
| WR7-4F370B | 75 | 37 | 1 | |
| WR7-4F450B | 90 | 45 | 1 | |
| WR7-4F550B | 110 | 55 | 1 | |
| WR7-4F750B | 152 | 75 | 1 | |
| WR7-4F900B | 170 | 90 | 1 | |
| WR7-4F1100B | 210 | 110 | 1 | |
| WR7-4F1320B | 250 | 132 | 1 | |
| WR7-4F1600B | 300 | 160 | 1 | |
| WR7-4F1850B | 340 | 185 | 1 | |
| WR7-4F2000B | 380 | 200 | 1 | |
| WR7-4F2200B | 440 | 220 | 1 | |
| WR7-4F2500B | 480 | 250 | 1 | |
| WR7-4F2800B | 520 | 280 | 1 | |
| WR7-4F3150B | 630 | 315 | 1 | |
| WR7-4F4000B | 750 | 400 | 1 |
WR7 Series CE Frequency inverter
