ABB DCS800 User Manual

59
Exchange of Thyristors for Size D6
3ADW000195R0501 DCS800 Service Manual e e
DC-busbar plates and adjacent heat sinks
Note:
The DC - busbar plates should line up with the adjacent heat sinks.
8. Reconnect the DC-busbars.
9. Tighten the nuts of the mounting clamp by hand so that the clamp is in parallel
with the contact surface of the heat sinks.
Mounting clamp; loose condition
Note:
The indicating spring is a very sensitive instrument and must be handled with
care.
10. Tighten each nut in turn, half a turn at a time with the help of a ring spanner
until the indicating spring clicks into position “correct torque”. Do not tighten the
screws any further.
DC-busbar
plates and
heatsinks
Torque indicating
spring
loose condition
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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