ABB REL650 Product Manual page 41

Line distance protection REL650 ANSI
Product version: 1.3
Ingress protection
Table 15. Ingress protection
Description
IED front
IED rear
IED sides
IED top
IED bottom
Table 16. Environmental conditions
Description
Operating temperature range
Short-time service temperature range
Relative humidity
Atmospheric pressure
Altitude
Transport and storage temperature range
Table 17. Environmental tests
Description
Cold tests operation
storage
Dry heat tests operation
storage
Damp heat tests steady state
cyclic
ABB
Type test value
96 h at -25ºC
16 h at -40ºC
96 h at -40ºC
16 h at +70ºC
96 h at +85ºC
240 h at +40ºC
humidity 93%
6 cycles at +25 to +55ºC
humidity 93...95%
Value
IP 54
IP 20
IP 40
IP 40
IP 20
Value
-25...+55ºC (continuous)
-40...+70ºC (<16h)
Note: Degradation in MTBF and HMI performance outside the temperature
range of -25...+55ºC
<93%, non-condensing
12.47...15.37 psi (86...106 kPa)
up to 6561.66 feet (2000 m)
-40...+85ºC
Reference
IEC 60068-2-1/ANSI C37.90-2005 (chapter 4)
IEC 60068-2-2/ANSI C37.90-2005 (chapter 4)
IEC 60068-2-78
IEC 60068-2-30
1MRK 506 337-BUS B
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