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Table 996:
Insulation tests
Description
Type test value
Reference
Dielectric tests
2 kV, 50 Hz, 1 min
500 V, 50 Hz, 1 min,
communication
IEC 60255-27
IEEE C37.90-2005
Impulse voltage test
5 kV, 1.2/50 μs, 0.5 J
1 kV, 1.2/50 μs, 0.5 J,
communication
IEC 60255-27
IEEE C37.90-2005
Insulation resistance
measurements
>100 MΩ, 500 V DC
IEC 60255-27
Protective bonding resistance
<0.1 Ω, 4 A, 60 s
IEC 60255-27
Table 997:
Mechanical tests
Description
Requirement
Reference
Vibration tests (sinusoidal)
Class 2
IEC 60068-2-6 (test Fc)
IEC 60255-21-1
Shock and bump test
Class 2
IEC 60068-2-27 (test Ea shock)
IEC 60068-2-29 (test Eb bump)
IEC 60255-21-2
Seismic test
Class 2
IEC 60255-21-3
Mechanical durability
•
200 withdrawals and
insertions of the plug-in unit
•
200 adjustments of
protection relay's setting
controls
IEEE C37.90-2005
1MAC059074-MB A
Section 15
Protection relay and functionality tests
615 series ANSI
1177
Technical Manual
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