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REF 542plus switchbay protection and control unit
Manual Part 3: Installation and Commissioning
1VTA100004-en DMS,2001-10-04
REF542
plus
: Installation and Commissioning
61 / 80
9.7
Temperature range
Operation
-5 ..+ 55°C
Transport and storing
-20..+70°C
9.8
Degree of protection
9.8.1 Central Unit
Housing IP20
9.8.2
RHMI Control Unit
Front IP
54
Rear IP
22