ABB Relion 650 series RET650 Product Manual page 46

Transformer protection RET650
Product version: 1.1
Table 17. Insulation tests
Description
Dielectric tests:
• Test voltage
Impulse voltage test:
• Test voltage
Insulation resistance
measurements
• Isolation resistance
Protective bonding resistance
• Resistance
Table 18. Mechanical tests
Description
Vibration response tests
(sinusoidal)
Vibration endurance test
Shock response test
Shock withstand test
Bump test
Seismic test
Product safety
Table 19. Product safety
Description
LV directive
Standard
46
Type test value
2 kV, 50 Hz, 1 min
1 kV, 50 Hz, 1 min,
communication
5 kV, unipolar impulses,
waveform 1.2/50 μs, source
energy 0.5 J
1 kV, unipolar impulses,
waveform 1.2/50 μs, source
energy 0.5 J, communication
>100 MΏ, 500 V DC
<0.1 Ώ (60 s)
Reference
IEC 60255-21-1
IEC60255-21-1
IEC 60255-21-2
IEC 60255-21-2
IEC 60255-21-2
IEC 60255-21-3
Reference
2006/95/EC
EN 60255-27 (2005)
1MRK 504 127-BEN -
Issued: February 2011
Reference
IEC 60255-5
IEC 60255-5
IEC 60255-5
IEC 60255-27
Requirement
Class 2
Class 1
Class 1
Class 1
Class 1
Class 2
ABB