Self-powered feeder protection
11 ABB
Table 16. Insulation tests
Dielectric test
Test voltage
Test voltage for bi-stable
contact
2 kV, 50 Hz, 1 min
0.5 kV, 50 Hz, 1 min
Not applicable for low energy trip
output
Impulse voltage test
Test voltage
Test voltage for binary input
and bi-stable contact
5 kV, 1.2/50 μs, 0.5 J
1 kV, 1.2/50 μs, 0.5 J
Not applicable for low energy trip
output
Insulation resistance test
Isolation resistance
Protective bonding test
Resistance
Table 17. Mechanical tests
Vibration tests
Response
Endurance / Withstand
10...150 Hz, 0.075 mm / 1.0g,
1 sweep / axis
10...150 Hz, 2.0 g,
20 sweeps / axis
Shock tests
Response
Endurance / Withstand
5 g, 3 pulses in each direction
15 g, 3 pulses in each direction
10 g, 1000 bumps in each
direction
Table 18. Power supply module test
Gradual shutdown and start up
Shut-down ramp: 60 s
Power off period: 300 s
Start-up ramp: 60 s