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Chapter 1 System Description 5
ACTURA Flex 48330 Power System User Manual
The Dimension of Rectifier Shelf are given in Table 1-2
Table 1-2 Dimensions of rectifier shelf
Manufacture type W(mm) ×D(mm) ×H(mm) Note
PSS485023/C 584.2×327×132.5 23’’ with controller
Backboard
The backboard has the functions below:
DC power source feed for controller and the connector board.
DC input filter and input fuse.
All the ingoing and outgoing signals of the controller
The backboard also contains system internal connectors below:
10 Distribution unit fuses alarm signal measurement input
4 battery fuse alarm signal measurement input
2 battery current shunt measurement inputs
1 load Current shunt measurement input
System bus-bar DC Voltage measurement input
Three-phase from two mains AC Voltage measurement inputs
CAN communication between rectifiers and controller
AC alarm module signals
System fault indicator drivers
LLVD & BLVD mono contactor driver outputs
The entire signal outgoing to the connector board
Connector board
Connector board is a user interface board and has the functions below:
8-channel relay outputs
8-channel digital inputs
One power source feed terminal (for digital inputs)
2-channel temperature sensor inputs
2-channel RS232 parallel connection outputs
LLVD & BLVD bistable contactor driver circuits and outputs