DSH 456 Insulating resistance and electric strength
http://decisions.iecee.org/icons/ecblank.gif DSH 456
Insulating resistance and electric strength
16.4
60335-1(ed.2)
Standard: IEC 60335-1:1976, 2nd Ed.
Sub clause: 16.4
Sheet No. DSH-456
Subject: Insulating resistance and electric strength
Key words: - use of metal rod- use of metal foils
Decision taken at the 40th CTL meeting 2003
Question:
During the electric strength test on cord guards and cord anchorages, should a metal rod or
metal foil wrapped around the cable be used ?
Rationale:
See question.
Decision:
In case of doubt, the cable with the foil wrap is used for cord anchorages and a metal rod for
the inlet bushings.
The torque for the screw and clamping means should be 2/3 of what is stated in the table of
clause 28.
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