16
1MRS755225
Transformer Terminal
Technical Reference Manual, General
RET 54_
Table 3.2.-6
Hardware versions of RET 543, 8I/1U transformers
HW modules
Order number
RET5
43A_242A
AAA
RET5
43A_242B
AAA
RET5
43A_242C
AAA
RET5
43A_242A
AAB
RET5
43A_242B
AAB
RET5
43A_245A
AAA
RET5
43A_245B
AAA
RET5
43A_245C
AAA
RET5
43A_245A
AAB
RET5
43A_245B
AAB
Analog interface
Current trafo 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
1
1
1
1
BIO2: threshold voltage 80 VDC
1
1
1
1
BIO2: threshold voltage 18 VDC
1
1
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
25
25
Power outputs, single pole
2
2
Power outputs, double pole
9
9
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