小米 发表于 2012-9-19 14:23

DSH 319 Compliance for requirements for Electric Shock Protection




http://decisions.iecee.org/icons/ecblank.gifDSH 319
Compliance for requirements for Electric Shock Protection
4.4.4.1
61010-1(ed.1);am1;am2



Standard:
IEC 61010-
1990+A1:1992+A2:1995
Sub clause:
4.4.4.1
Sheet n. 319
Page 1(1)
Subject:
Compliance for requirements for
electric shock protection
Key words:
- Shock
- Fault condition
Decision taken by
ETF3 and confirmed
by CTL at its 38th
meeting, in Toronto
Question:
If a fuse operates when checking equipment in Single Fault Condition as required by
Clause 6.3.2, should the fuse be replaced before the measurement of voltage, current and
capacitance are made?
Decision:
Where the fuse link is operator replaceable it should be replaced up to 3 times to enable the
measurements of 6.3.2 to be performed.
Explanation:
Where operators are instructed to replace a fuse link this should be done for a maximum of 3
times and no hazard as defined in 6.3.2 should arise.
Where the link is not designated as replaceable by the Operator then this should not be done.



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