Table 23:
Hardware versions of RET 541, 8I/1U transformers
HW modules
Order number
RET541A_232AAAA
RET541A_232BAAA
RET541A_232CAAA
RET541A_232AAAB
RET541A_232BAAB
RET541A_235AAAA
RET541A_235BAAA
RET541A_235CAAA
RET541A_235AAAB
RET541A_235BAAB
Analog interface
Current rafo 1/5 A
8 8 8 8 8 8 8 8 8 8
Voltage trafo 100 V
1 1 1 1 1 1 1 1 1 1
Main processor boards
CPU module
1 1 1 1 1 1 1 1 1 1
Power supply boards
PS1: 80...265 VDC/AC (High)
1
1
1
1
PS1: 80...265 VDC /AC (Medium)
1
1
1
1
PS1: 18...80 VDC (Low)
1
1
PS2: 80...265 VDC/AC
PS2: 18...80 VDC
Digital I/O boards
BIO1: threshold voltage 155 VDC
1
1
1
1
BIO1: threshold voltage 80 VDC
1
1
1
1
BIO1: threshold voltage 18 VDC
1
1
BIO2: threshold voltage 155 VDC
BIO2: threshold voltage 80 VDC
BIO2: threshold voltage 18 VDC
Analog I/O board
RTD/analog module
1 1 1 1 1
Display boards
Graphic HMI display, fixed
1 1 1
1 1 1
Graphic HMI display, external
1 1
1
1
Mechanic
1/2 enclosure
1 1 1 1 1 1 1 1 1
1
Digital inputs
15
15
Power outputs, single pole
0
0
Power outputs, double pole
5
5
Signal outputs (NO)
2
2
Signal outputs (NO/NC)
5
5
Supervised trip circuits
2
2
IRF outputs
1
1
RTD/analog inputs
0
8
Analog outputs
0
4
Transformer Terminal
RET 541, RET 543, RET 545
1MRS755543
43
Summary of Contents for RET 541
Page 1: ...Transformer Terminal Product Guide RET 541 RET 543 RET 545 ...
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