18
1MRS755225
Transformer Terminal
Technical Reference Manual, General
RET 54_
Table 3.2.-8
Hardware versions of RET 545, 7I/2U transformers
HW modules
Order number
RET5
45A_251A
AAA
RET5
45A_251B
AAA
RET5
45A_251C
AAA
RET5
45A_251A
AAB
RET5
45A_251B
AAB
Analog interface
Current trafo 1/5 A
7
7
7
7
7
Voltage trafo 100 V
2
2
2
2
2
Main processor boards
CPU module
1
1
1
1
1
Power supply boards
PS1: 80...265 VDC/AC (High)
PS1: 80...265 VDC/AC (Medium)
PS1: 18...80 VDC (Low)
PS2: 80...265 VDC /AC
1
1
1
1
PS2: 18...80 VDC
1
Digital I/O boards
BIO1: threshold voltage 155 VDC
2
2
BIO1: threshold voltage 80 VDC
2
2
BIO1: threshold voltage 18 VDC
2
BIO2: threshold voltage 155 VDC
1
1
BIO2: threshold voltage 80 VDC
1
1
BIO2: threshold voltage 18 VDC
1
Analog I/O board
RTD/analog module
Display boards
Graphic HMI display, fixed
1
1
1
Graphic HMI display, external
1
1
Mechanic
1/2 enclosure
1
1
1
1
1
Digital inputs
34
Power outputs, single pole
3
Power outputs, double pole
11
Signal outputs (NO)
4
Signal outputs (NO/NC)
8
Supervised trip circuits
2
IRF outputs
1
RTD/analog inputs
0
Analog outputs
0
Содержание RET 54 Series
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