Siemens SIPROTEC easy 7SJ45 Manual page 69

Manual 7SJ45
Climatic stress tests
Temperatures
Recommended operating
temperature
Limiting temperatures for
storage
Limiting temperatures for
transport
Humidity
Permissible humidity (Standard)
Permissible humidity
(Condensation proof)
C53000-K1174-C001-7
–20 °C to +70 °C = –4 °F to +158 °F,
with continuous current of 2 I :
N
–20 °C to +55 °C
–25 °C to +55 °C = –13 °F to +131 °F
–25 °C to +85 °C = –13 °F to +185 °F
Mean value per year ≤75 % relative
humidity; on 30 days of the year up to
95 % relative humidity; condensation
must be avoided!
Condensation is permissible according to
IEC 60654-1, Class III
Design
Housing
Dimensions (WxHxD)
Weight approx.
Degree of protection for housing according to IEC 60529
Device front
Device back
Protection of personnel
Technical Data
Housing for panel flush mounting
DIN43700/IEC61554
Can be adapted for standard rail
mounting (only for local mounting
recommended).
78.5x147x205.8 (incl. transparent cover
and terminal blocks)
1.5 kg
IP 51
IP 20
IP 1X
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