ABB RER620 Product Manual page 21

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Table 18. Environmental conditions
Description
Continuous operating temperature range
Short-term operating temperature range
Relative humidity
Atmospheric pressure
Altitude
Transport and storage temperature range
1) Degradation in MTBF and LHMI performance outside the temperature range of -25 to +55° C
2) For protection and control relays with an LC communications interface, the maximum operating temperature is +70° C
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Table 19. Climatic environmental tests
Description
Dry heat test
Dry cold test
Damp heat test
Storage test
*Unless otherwise specified, tests are applicable to both RER620 and UPS.
1) For protection and control relays with an LC communication interface, the maximum operating temperature +70°C.
2) LCD may be unreadable, but protection and control relay is operational.
For PS_L (24 -60Vdc), the minimum start up voltage is 48Vdc at -40°C.
3)
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Table 20. Electromagnetic compatibility tests*
The EMC immunity test level meets the requirements listed below
Description
1 MHz burst disturbance test, class III:
- Common mode
- Differential mode
Electrostatic discharge test
- Contact discharge
- Air discharge
Radio frequency interference tests:
Fast transient disturbance tests:
- Fast transient disturbance tests:
*Unless otherwise specified, tests are applicable to both RER620 and UPS.
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Table 21. Insulation tests
Description Type test value
Dielectric tests:
2.8 kV DC, 1 min
- Test voltage 700 V, DC, 1 min for communication
Impulse voltage test:
5 kV, unipolar impulses, waveform 1.2/50 μs, source energy 0.5 J
- Test voltage 1 kV, unipolar impulses, waveform 1.2/50 μs, source energy 0.5 J, communication
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Table 22. Mechanical tests
Description
Vibration tests (sinusoidal)
Shock and bump test
Mechanical durability
Value
-25 C to +55° C
-40 C to +85° C (<16 h)
<93%, non-condensing
12.47 - 15.37 psi (86 - 106 kPa)
Up to 6561 ft (2000 m)
-40...+85ºC
Reference
IEEE C37.90-2005
Type test value
2.5 kV
2.5 kV
± 8 kV
± 15 kV
20 V/m (rms), f=80 to 1000 MHz (sweep and keying
test)
± 4 kV common mode/ differential mode
IEC 60255-21-1-1988
IEC 60255-21-2-1988
IEEE C37.90-2005
1), 2)
Requirement
+85°C 12h
1) 2)
-40°C 12h
2) 3)
+25°C, Rh = 95%, 96h
+85°C 96h -40°C 96h
Reference
IEEE C37.90.1-2002
IEEE C37.90.3.-2001
IEEE C37.90.2-2004
IEEE C37.90.1-2002
Reference
IEEE C37.90-2005
Value
Class 2
Class 2
- 200 withdrawals and insertions of the plug-in unit
- 200 adjustments of protection and control relay
setting controls
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