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Table 2 – Examples of the provision of pollution degree environments
2 B4 G+ |% p& i* @0 H* G! UReduction of Pollution Degree 3 to Pollution Degree 2 9 _' o, F. @: U/ b) }/ r8 z
Control of the Pollution Degree 3 environment to Pollution Degree 2 can be 3 Z' G3 Y u. d; s' c; {6 m
accomplished by either:
w& v" n# L6 j, W– providing continuous energization of the enclosed equipment; or ( d) L% |" A8 @/ F) K" Z
– providing separate climate conditioning which prevents condensation
8 m6 \1 z, K, q6 c5 `& N. Rwithin the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or : f( E. ~7 E0 V" w \% [% u
– the use of an ENCLOSURE meeting IP54. |
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