Reclosing Interlock And Short-Circuit Protection; Test/Reset - Eaton EMT62 Manual

4 Using the device

4.3 Reclosing interlock and short-circuit protection

4.3 Reclosing interlock and short-circuit protection

4.4 Test/Reset

56
The EMT6-DBK overload relay features a reclosing interlock with zero-voltage
protection and a short-circuit protection in the sensor circuit.
A1/A2
3600 Ω
T1/T2
1600 Ω
0 Ω
Y1/Y2, RESET
21 22
13 14
13 14 21 22
Tripped LED
Figure 14:Functional diagram of zero-voltage protected operation and short-circuit protection in
the sensor circuit
￫
Zero-voltage protection can be disabled by bridging terminals Y1
and Y4 (￫ Figure 6, page 49.
￫
Short-circuit protection can be disabled by bridging terminals Y1
and Y3 (￫ Figure 6, page 49).
The relay function can be tested by means of the test button.
A1/A2
T1/T2
0 Ω
Test
Reset
13 14 21 22
13 14 21 22
Figure 15:Function diagram test/reset with EMT6...
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