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Table 2 – Examples of the provision of pollution degree environments
6 Y$ v, L- L' _2 r' Y& V# s/ QReduction of Pollution Degree 3 to Pollution Degree 2
/ s4 g- @# T" T" e& P% ZControl of the Pollution Degree 3 environment to Pollution Degree 2 can be
G3 f( @6 S4 F4 S6 Eaccomplished by either: ) q5 C" {8 b) h' X$ T, d' f0 Y3 {3 c
– providing continuous energization of the enclosed equipment; or ( p9 M4 v/ ?: Z: B8 z) v$ B4 y9 Q
– providing separate climate conditioning which prevents condensation
7 i- q H2 h, ^) V& g' r1 |" j; swithin the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or - Q4 N$ J6 G. j. F, ^9 ?
– the use of an ENCLOSURE meeting IP54. |
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