Eaton EDR 3000 - Page 589

EDR-3000 IM02602003E
One Breaker Application Examples
Trip Circuit Monitoring for one Breaker: Auxiliary Contacts (52a and 52b) in trip circuit.
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Breaker 1 (Bkr[1]) Control Voltage
1
2
3
4
5
6
7
8
PE
9
10
11
12
COM1
13
14
15
16
17
18
V+
DI1
COM2
DI2
V-
X1
TC
W1-52a
W1-52b
+DC
- DC
52a 52b
Trip
Relay Control Voltage
AND
t-TC M
0
t
TCM.Pickup
5
6
X1
AND
7
8
X1
OR
DI-Threshold
52a and 52b in Trip Circuit
DI-Threshold
V+
V-