ABB REF 54 Series Technical Reference Manual, General

64
1MRS750527-MUM
Feeder Terminal
Technical Reference Manual, General
REF 54_
The values in Table 5.1.11-1 are recommended for the resistor R
ext
:
TCSclose_b
Fig. 5.1.11.-1 Operating principle of the trip-circuit supervision (TCS), without
an external resistor. The TCS blocking switch is closed, blocking
the TCS1 when the circuit breaker is open. The terminal numbers
are related to HSPO1.
Table 5.1.11-1 Shunt resistor values for different operating voltages
Operating voltage Uc
Shunt resistor Rh
ext
48 V DC
1.2 kΩ, 5 W
60 V DC
5.6 kΩ, 5 W
110 V DC
22 kΩ, 5 W
220 V DC
33 kΩ, 5 W
+
-
Rs
TCS1
BS
TCSSTATE
ALARM
HW
SW
10
11
12
13
TCS
R
int
X4.1
CBPOS_open
TCS blocking

ABB REF 54 Series Specifications

General

Brand	ABB
Model	REF 54 Series
Category	Touch terminals
Language	English