950V Liquid-Cooled Doubly-fed Converter
5.0~6.0MW, 8.0~10.0MW
Performance characteristics
High Reliability Design
The product's high IP rating makes it particularly suitable for highly saline and misty, polluted, and humid environments
Flexible Layout
The block-style design allows for flexible arrangement and easy expansion into a single converter unit integrated with a master control unit and liquid cooler
Easy to Maintain
Compact, modular, and lightweight core components reduce the workload for maintenance technicians
Customized Cable Entry
The cable connection points for the grid, stator, and rotor can be customized to meet the diverse requirements of the tower base and nacelle
main parameters
Power5.0MW~6.0MW8.0MW~10.0MW12.0MW~18.0MW19.0MW~20.0MW
Operating Voltage855V~1045V1026V~1254V
Rated Current3696A~4407A4917A~6100A7404A~10959A11551A~12143A
Grid-side Frequency47.5Hz~52.5Hz / 57Hz~63Hz
Grid-side Maximum Continuous Current950A~1100A700A~900A1000A~1300A1400A~1500A
Grid-side Overload Current (1min/10min)1045A~1210A770A~990A1100A~1430A1540A~1650A
Generator-side Frequency0Hz~20Hz
Generator-side Maximum Continuous Current1000A~1250A1500A~1800A2000A~2600A2800A~3000A
Generator-side Overload Current (1min/10min)1100A~1375A1650A~1980A2200A~2860A3080A~3300A
Grid Voltage Harmonic Tolerance≤5%
Grid Voltage Unbalance Tolerance≤8%
System Efficiency≥98%
Noise<80dB
Operating TemperatureAmbient Temperature: –30℃ to +50℃; Liquid Inlet Temperature: +5℃ to +55℃ (50℃ to 55℃ derated)
Storage Temperature-40℃ to +70℃
AltitudeStandard Type: ≤3000m; Plateau Type: 3000m~5000m
Cooling ModeLiquid Cooling
Ingress ProtectionIP54
Fault Voltage Ride ThroughIn compliance with the Wind Turbines-test Procedure of Voltage Fault Ride Through Capability
(FVRT)
Dimensions (W*H*D) (mm)2500*2000*6002800*2200*6504500*2200*6505000*2200*650

①  For dimensions of the doubly-fed converter with the medium-voltage stator, consult Hopewind.

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