Approval/Certificate/Document of Conformity

IECEx Certificate
of Conformity
Certificate No.: IECEx UL 16.0025U
Issue No.: 1
Page 2 of 3
ZQV 2.5/6
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ZQV 2.5/7
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ZQV 2.5/8
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ZQV 2.5/9
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ZQV 2.5/10
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MARKING
Marking has to be readable and indelible; it has to include the following indications:
Representative for the series, from Type ZDK 2.5:
ROUTINE EXAMINATIONS AND TESTS
According to IEC 60079-7 clause 7.1 in combination with clause 6.1 a dielectric strength test has to be carried
out. The routine tests may be performed on a statistical basis according to ISO 2859-1 with an acceptance
quality limit (AQL) of 0,04.Routine test is to carried out according to Weidmüller procedure “High voltage test”
Document -NR: A_10_54.
SCHEDULE OF LIMITATIONS
• The feed through terminal blocks are suitable for use in enclosures in atmospheres with flammable
gases and combustible dust. For flammable gases these enclosures must satisfy the requirements
according to IEC 60079-0 and IEC 60079-7. For combustible dust these enclosures must satisfy the
requirements according to IEC 60079-31.