Technical data ACS880 low voltage wind turbine converter


 Converter data

Converter type

Full power converter for permanent magnet and asynchronous generators
Available converter models ACS880-77-LC (in-line configuration)
ACS880-87-LC (back-to-back configuration) 

Generator power range

0.8 to 8 MW

Cooling

Liquid cooling with totally enclosed cabinet

Electrical data

Rated grid voltage

525 to 690 V AC, 3 ph, +/- 10%

Rated generator voltage

0 to 750 V AC

Nominal frequency

50 Hz / 60 Hz

Efficiency at converter's rated point

 approx. 96.5%
Generator-side du/dt 1.0 to 1.4 kV / µs
Grid harmonics
Total harmonic current distortion		  Max 4%

Control

Control principle

Direct Torque Control (DTC)

Field bus interface

EtherCAT, PROFINET IO, PROFIBUS-DP, CANopen and Modbus, ControlNet, InterBus-S, DeviceNet
Ethernet interface  Ethernet interface with PC browser is included
Control tool link  Optical DDCS communication link for communication with PC tools as standard

Environmental limits

Ambient temperature

 Transport and storage -40 to +70 oC
Operation -30 to +50 oC

Altitude

0 to 1000 m
Optional high altitude  up to 4000 m 

Coolant inlet temperature

+5 to +50 oC (ACS880-77LC)
+5 to +45 oC (ACS880-87LC)
Optional high coolant inlet temperature  up to +55 oC 

Degree of protection

Totally enclosed cabinet
IP54 / UL type 12

Grid code compliance

Grid codes

 Supports wind turbine to comply with the most stringent grid code requirements

Product compliance

Product markings

 CE

Optional

UL508C, CSA C22.2 No 14-05
EMC
EN 61800-3/ A11 (2000), EN 61800-3 (2004)		 2nd environment, unrestricted distribution, category C3

Quality assurance system

ISO 9001

Environmental system

ISO 14001
 Technical specifications are subject to change without notice.  

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