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Table 2 – Examples of the provision of pollution degree environments
( i1 |4 f# ^# Z* C2 MReduction of Pollution Degree 3 to Pollution Degree 2
0 z. G2 z( k- W& ~* U3 m4 Z: GControl of the Pollution Degree 3 environment to Pollution Degree 2 can be - {$ G, b9 h/ G4 A9 G1 s8 N, W
accomplished by either: . J$ o9 m1 u& F$ q" r9 H, ~
– providing continuous energization of the enclosed equipment; or
' ]+ {6 j8 l7 X0 @- u/ ~5 V; O– providing separate climate conditioning which prevents condensation
. y, [: a* d6 u6 R0 q. u# gwithin the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or
% A0 g4 z0 a6 D3 T* ?# a0 V( }1 @– the use of an ENCLOSURE meeting IP54. |
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