ABB DCS800 User Manual

57
Exchange of Thyristors for Size D6
3ADW000195R0501 DCS800 Service Manual e e
7. Attach the disassembly tool at the faulty thyristor and prize open the upper and
lower heat sinks.
Use of disassembly tool
8. Remove the thyristors with e.g. a pair of pliers.
Attention: To centre the thyristors spring pins are used. The pins are inlayed into
all lower heat sinks. Open the gap wide enough that the thyristor and the pins are
not damaged while removing the thyristor!
push
down
push
down
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ABB DCS800 Specifications

General

Control Type	Digital
Supply Voltage	380 ... 690 V AC
Input Voltage Range	380 V to 690 V AC
Control Mode	Torque, Speed
Cooling Method	Air-cooled
Communication Protocols	Modbus, Profibus, CANopen
Communication Options	Ethernet
Protection Class	IP21, IP54
Enclosure Rating	IP00, IP21, IP54
Protection	Overcurrent, Overvoltage, Overtemperature
Ambient Temperature	0 to 40°C
Field Supply	Integrated or External