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Table 2 – Examples of the provision of pollution degree environments
6 ^: I3 I8 U+ Z# O5 O( @1 MReduction of Pollution Degree 3 to Pollution Degree 2 # j: G! q( R/ @% I6 \; ?
Control of the Pollution Degree 3 environment to Pollution Degree 2 can be
' i$ n$ x6 n* n1 p- uaccomplished by either:
6 k+ ^& _2 y, X! ?– providing continuous energization of the enclosed equipment; or
0 C% v. {% N3 w+ N2 g# [# X3 W* ~7 U– providing separate climate conditioning which prevents condensation
" R/ x: E- K2 N7 Zwithin the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or
K, n+ \5 Y- p( h1 v– the use of an ENCLOSURE meeting IP54. |
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