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Line Differential Protection GRL150 Information Required with Ordering
1
G
Model
Telecommunication
Pilot wire interface
Both pilot wire and optical interface
Back-up Scheme
Back-up Phase OC Protection
Back-up Phase OC and EF Protection
Back-up Phase OC and Sensitive EF Protection
CT, Frequency, Vdc Rating
1A, 50Hz, 110/125Vdc
1A, 60Hz, 110/125Vdc
5A, 50Hz, 110/125Vdc
5A, 60Hz, 110/125Vdc
1A, 50Hz, 220/250Vdc
1A, 60Hz, 220/250Vdc
5A, 50Hz, 220/250Vdc
5A, 60Hz, 220/250Vdc
1A, 50Hz, 48/54/60Vdc
1A, 60Hz, 48/54/60Vdc
5A, 50Hz, 48/54/60Vdc
5A, 60Hz, 48/54/60Vdc
1A, 50Hz, 24/30Vdc
1A, 60Hz, 24/30Vdc
5A, 50Hz, 24/30Vdc
5A, 60Hz, 24/30Vdc
Rear communication port
RS485
Fibre Optic
Dual RS485
RS485 + Fibre Optic
Misc e llan e ou s
None
LED labe l
Standard
Option: User configurable LED label
Accessory
(1) Isolation Trans. for Pilot Wire Comm. (option)
External 15kV Isolation Transformer for Pilot Wire Interface
(2) Resistor Box (option)
Resistor boox
2
3
4
5
6
7
－
R
L
1
5
0
⎯ 264 ⎯
8
9
10
11
12
A
－
0
1
4
0
1
2
1
2
3
4
5
6
7
8
A
B
C
D
E
F
G
H
EB-110
G1RE1-01
6 F 2 S 0 8 2 8
13
14
15
－
－
0
0
1
2
3
9
0
None
J
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