Frame R4i layout
Frame R4i is pictured (frame R3i has a similar layout).
Operation principle and hardware description 29
IGBT supply module (frames R3i and R4i)
Frame R4i is pictured (frame R3i has a similar layout).
12
1
2
3
3
4
5
6
6
6
7
8
9
10
Item Explanation
1 DC (output) connection (under connector cover)
2 AC (input) connection (under connector cover)
3 Grounding/clamping plates for power cables
4 ZCU control unit
5 Power unit
6 Slots for optional I/O modules
7 I/O terminal blocks
8 Grounding/clamping plate for control cables
9 Memory unit
10 Control panel connector
11 Air temperature sensor
12 Cover with panel mounting platform (can optionally be left out)
11
DC connection (under connector cover)1
AC connection (under connector cover)2
Grounding/clamping plates for power cables3
ZCU control unit4
Power unit5
Slots for optional I/O modules6
I/O terminal blocks7
Grounding/clamping plate for control cables8
Memory unit9
Control panel connector10
Air temperature sensor11
Cover with panel mounting platform (can optionally be left out)12
24 Hardware description
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