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Table 2 – Examples of the provision of pollution degree environments
# z) X F1 f; z2 c5 H( r/ WReduction of Pollution Degree 3 to Pollution Degree 2 - s" }1 T# P J5 f1 t
Control of the Pollution Degree 3 environment to Pollution Degree 2 can be # q# M% x" H6 ?8 O
accomplished by either:
/ p4 ^8 U X; Q0 d3 _' S– providing continuous energization of the enclosed equipment; or & q0 d T6 s& N, ?# W
– providing separate climate conditioning which prevents condensation ) r! z8 S G% C y
within the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or
/ V0 T, Q( l/ V, R# \, }– the use of an ENCLOSURE meeting IP54. |
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