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User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 55
Indice : g
9.5 NPM800R connections
NPM800R (Case R2)
Connections
Terminal Blocks
Location
Auxiliary supply
T1
4-5
Connection of the CTs
2-3, 6-7, 10-11, 14-15
Relay A
16-17, 18-19
Relay B
20-21, 22-23
Relay C
8-9, 8-12
Relay WD
13-24
Digital inputs 1 to 4
T3
1-2, 3-4, 5-6, 7-8
Modbus® or IEC870-5-103
Communication (RS485)
T4
1 to 3
For CTs inputs, take care to follow the rotating sense of phases and the direction of the
connection of each phase during the wiring.
9.6 NPM800RE connections
NPM800RE (Case R3)
Connections
Terminal Blocks
Location
Auxiliary supply
T1
4-5
Connection of the CTs
2-3, 6-7, 10-11, 14-15
Relays A
16-17, 18-19
Relay B
T2
3-1, 3-2, 6-4, 6-5
Relay C
9-7, 9-8
Relays D
T1
8-9, 8-12
Relays E
20-21, 22-23
Relay F
T7
3-1, 3-2, 6-4, 6-5
Relay G
9-7, 9-8
Relays WD
T1
13-24
Digital inputs 1 to 4
T3
1-2, 3-4, 5-6, 7-8
Digital inputs 5 to 8
T6
1-2, 3-4, 5-6, 7-8
Modbus® or IEC870-5-103
Communication (RS485)
T4
1 to 3
For CTs inputs, take care to follow the rotating sense of phases and the direction of the
connection of each phase during the wiring.
