ABB Relion 611 series REB611 Product Manual page 16

Busbar and Multipurpose Differential Protection and Control
REB611
Product version: 1.0
Table 16. IRIG-B
Description
IRIG time code format
Isolation
Modulation
Logic level
Current consumption
Power consumption
1) According to 200-04 IRIG -standard
Table 17. Degree of protection of flush-mounted IED
Description
Front side
Rear side, connection terminals
Table 18. Environmental conditions
Description
Operating temperature range
Short-time service temperature range
Relative humidity
Atmospheric pressure
Altitude
Transport and storage temperature range
1) Degradation in MTBF and HMI performance outside the temperature range of -25...+55ºC
2) For IEDs with an LC communication interface the maximum operating temperature is +70ºC
Table 19. Environmental tests
Description
Dry heat test (humidity < 50%)
Cold test
Change of temperature test
Damp heat test, cyclic
Storage test
16
Value
B004, B005
500 V 1 min
Unmodulated
TTL Level
2...4 mA
10...20 mW
Value
IP 54
IP 20
Value
-25...+55ºC (continuous)
-40...+85ºC (< 16 h)
< 93%, non-condensing
86...106 kPa
Up to 2000 m
-40...+85ºC
Type test value
• 96 h at +55ºC
• 16 h at +85ºC
• 96 h at -25ºC
• 16 h at -40ºC
• 5 cycles (3 h + 3 h) at
25°C...+55°C
• 6 cycles (12 h + 12 h) at
+25°C...+55°C, humidity > 93%
• 96 h at -40ºC
• 96 h at +85ºC
1MRS757467 B
1)
1)2)
Reference
IEC 60068-2-2
IEC 60068-2-1
IEC 60068-2-14
IEC 60068-2-30
IEC 60068-2-2
IEC 60068-2-1
ABB