4 Using the device
4.3 Reclosing interlock and short-circuit protection
56
EMT6
10/16 MN03407006Z-DE/EN
www.eaton.com
4.3 Reclosing interlock and short-circuit protection
The EMT6-DBK overload relay features a reclosing interlock with zero-voltage
protection and a short-circuit protection in the sensor circuit.
Figure 14:Functional diagram of zero-voltage protected operation and short-circuit protection in
the sensor circuit
4.4 Test/Reset
The relay function can be tested by means of the test button.
Figure 15:Function diagram test/reset with EMT6…
→
Zero-voltage protection can be disabled by bridging terminals Y1
and Y4 (
→
Short-circuit protection can be disabled by bridging terminals Y1
and Y3 (
A1/A2
T1/T2
Y1/Y2, RESET
Tripped LED
3600 Ω
1600 Ω
0 Ω
13
14
13
14
21
22
21
22
A1/A2
AUTO
HAND
T1/T2
Test
Reset
0 Ω
13
14
13
14
21
22
21
22