Micom P634 - Page 120

64Z8001A
A
B
C
a
b c
1U
2U
1IA
1IB
1IC
1IN
2IA
2IB
2IC
2IN
3IA
3IB
3IC
3IN
A B C
MAIN:
Vnom V.T. sec.
[ 010 009 ]
MAIN:
Inom device, end a
[ 010 024 ]
MAIN:
IY,nom device, end a
[ 010 142 ]
MAIN:
Conn.meas.circ. IP,a
[ 010 140 ]
MAIN:
Conn.meas.circ. IY,a
[ 010 141 ]
1: Standard
2: Opposite
(Y = 1)
(Y = -1)
MAIN:
Inom device, end b
[ 010 025 ]
MAIN:
IY,nom device, end b
[ 010 143 ]
MAIN:
Conn.meas.circ. IP,b
[ 010 150 ]
MAIN:
Conn.meas.circ. IY,b
[ 010 151 ]
1: Standard
2: Opposite
(Y = 1)
(Y = -1)
MAIN:
Inom device, end c
[ 010 029 ]
MAIN:
IY,nom device, end c
[ 010 144 ]
MAIN:
Conn.meas.circ. IP,c
[ 010 160 ]
MAIN:
Conn.meas.circ. IY,c
[ 010 161 ]
1: Standard
2: Opposite
(Y = 1)
(Y = -1)
V
IA,a
IB,a
IC,a
IY,a
IA,b
IB,b
IC,b
IY,b
IA,c
IB,c
IC,c
IY,c
P634
A B C
Fig. 3-39: Connection of the measured values to the P634, connection of the fourth current transformer set to the
transformers of the neutral-point-to-ground connections.
P634
3 Operation
3-64 P634/EN M/R-42-A // P634‑311‑653