18.2 Insulation tests
Table 569: Insulation tests
Description
Type test value Reference
Dielectric tests: IEC 60255-5
ANSI C37.90-2005
• Test voltage 2 kV, 50 Hz, 1 min
1 kV, 50 Hz, 1 min,
communication
Impulse voltage test: IEC 60255-5
ANSI C37.90-2005
• Test voltage 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
Insulation resistance
measurements
IEC 60255-5
ANSI C37.90-2005
• Isolation resistance >100 MΏ, 500 V DC
Protective bonding resistance IEC 60255-27
• Resistance <0.1 Ώ (60 s)
18.3 Mechanical tests
Table 570: Mechanical tests
Description
Reference Requirement
Vibration response tests
(sinusoidal)
IEC 60255-21-1 Class 1
Vibration endurance test IEC60255-21-1 Class 1
Shock response test IEC 60255-21-2 Class 1
Shock withstand test IEC 60255-21-2 Class 1
Bump test IEC 60255-21-2 Class 1
Seismic test IEC 60255-21-3 Class 2
18.4 Product safety
Table 571: Product safety
Description
Reference
LV directive 2006/95/EC
Standard EN 60255-27 (2005)
1MRK 511 287-UEN A Section 18
IED and functionality tests
609
Technical manual
To Next Page
Loading...
Need help?
General
