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22 Operation principle and hardware description
Converter module hardware
￭
Module layout
7
9
1
DC connection busbars, + (a) and - (b)
2
Lifting eyes, front (a) and back (b)
3
Coolant in (a) and out (b) connectors
4
Handle
5
Fiber optic connectors
6
Quick connector (AC connection) (the counterpart fastened to the cabinet behind the module)
7
Terminal block X50 (auxiliary power input for internal boards)
8
Terminal block X51 and X52 (Safe torque off in inverter modules only)
9
Terminal block X53 (24 V DC power output)
10
Auxiliary voltage selector (115 or 230 V)
11
Unpainted fastening hole. The grounding point (PE) between module frame and cabinet frame.
￭
Coolant connectors
The coolant pipe inlet and outlet connectors are located at the bottom front of the module.
The connectors are for 16/13 millimeter PA (polyamide) pipe.
2a
8
10
4
3a
3b
1a
1b
5
2b
6
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