101
Requirements
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Using the IP code according IEC 60 529, the degrees of protection of the equipment are
IP21, IP41, IP43 or IP54. The IP code components are described in
table 58
.
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The cubicle can be equipped with thermostat (
figure 47
) controlled heating elements
(
figure 48
) to prevent condensation. Normal cubicles are designed and fitted for indoor
use in a dry environment or at a reasonable humidity and air pollution level.
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2
Protected against ingress of solid objects greater
than 12 mm in diameter
First identificaion number
4
Protected against ingress of solid objects greater
than 1 mm in diameter
5
Protected against dust
1
Protected against ingress of dripping water
Second identification number
3
Protected against ingress of spraying water
4
Protected against ingress of splashing water
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Summary of Contents for 500 Series
Page 6: ... RQWHQWV ...
Page 32: ...26 Mounting methods and mounting details KDSWHU 7HUPLQDO GLPHQVLRQV DQG PRXQWLQJ DOWHUQDWLYHV ...
Page 46: ...40 Test switch modules for RED 521 KDSWHU 7HUPLQDOV ZLWK D WHVW VZLWFK PRGXOH ...
Page 72: ...66 Making the electrical connections KDSWHU OHFWULFDO FRQQHFWLRQV ...
