44 34-ST-25-19 RMA 3000 Remote Meter Assemblies User Manual Release: 1
6/04
IEC Designations,
continued
(continued)
Table B-6 provides an approximate conversion from NEMA enclosure type numbers
to IEC enclosure classification designations. The NEMA types meet or exceed the
test requirements for the associated IEC classifications; for this reason the Table
cannot be used to convert from IEC classifications to NEMA types.
Table 11 NEMA Enclosure Type Numbers and Comparable IEC
Enclosure Classification
NEMA Enclosure
Type Number
IEC Enclosure
Classification Designation
1 IP 10
2 IP 11
3 IP 54
3R IP 14
3S IP 54
4 and 4X IP 56
5 IP 52
6 and 6P IP 67
12 and 12K IP 52
13 IP 54
NOTE: This comparison is based on tests specified in IEC Publication 529
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