Connections - ABB SPAF 140 C User Manual And Technical Description

Connections

4
A
N
n
a d
BS4 BS3
48 47 46
X0 63 13 14 16
U3 U2
Fig. 1. Connection diagram for frequency relay SPAF 140 C
U Auxiliary voltage
aux
TS1, TS2 Output relays (heavy-duty)
SS1 Output relay
IRF Self-supervision output relay
BS1...BS4 Control signals
U1 Combined frequency and rate of change of frequency relay module
SERIAL PORT Serial communication port
SPA-ZC_ Bus connection module
Rx/Tx Fibre-optic cable connection
d
+ (~)
U
aux
- (~)
BS2 BS1
45 23 22 11 10 62 61 70 71 72
~ _
=
+ -
U1 IRF
SS1
TS1
4 SS2
TS2
f
SS3
TS3
SS4
TS4
4 I/O
BS1
df/dt
BS2
BS3
BS4
BS5
0
+
1
+
-
1 0
-
IRF SS1 TS1 TS2
+
68 69 85 86 87 88
+ + +
Rx Tx
SERIAL
PORT
(SPA)
+