Specification Of Input And Output Terminals - ABB SPAF 140 C User Manual And Technical Description

Specification of
input and output
terminals
Rx
Tx
Made in Finland
Fig. 2. Terminals of frequency relay SPAF 140 C
Terminal interval Function
13-14 Phase-to-phase voltage U
13-15 Not in use
16-17 Not in use
16-18 Not in use
19-20 Not in use
19-21 Not in use
10-11 External blocking signal BS1
22-23 External blocking signal BS2
45-46 External blocking signal BS3
47-48 External blocking signal BS4
68-69 Output relay SS1
85-86 Output relay TS1
87-88 Output relay TS2
70-71-72 Output relay IRF
61-62 Auxiliary voltage supply.
The positive pole of the DC supply is connected to terminal 61.
The auxiliary voltage is marked on the front plate.
The protection relay connects to the fibre-op-
tic data bus via the bus connection module SPA-
ZC 17 or SPA-ZC 21 to be fitted to the D con-
nector on the rear panel of the relay. The opti-
13 61
14 62
22
23
15 63
45
16 85
46
17 86
47
48
18 87
19 88
20 70
21 71
= 63
72
10 68
11 69
100 V
12
cal fibres are connected to the counter contacts
Rx and Tx of the module. The selector switches
of the bus connection module should be in the
position "SPA".
5