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Standard: IEC 60335-1:1991, 3rd Ed.
" u( ~2 c+ z" u8 s( KSub clause: 30.1% Y7 D9 O" E2 F7 u z, X* A
Sheet No. DSH-496
1 X I8 S) @: r. `Subject:) h( c9 n) [' N
Heat/fire/tracking3 R- ^; a2 O ?5 L
Key words: - Ball-pressure test
3 x3 d. [7 S' D- SDecision taken at 40th CTL meeting.
$ q6 E: `) @; F6 R4 E2 m& cQuestion:
! u+ K$ O& M6 d" t+ `What is the applicability of the ball-pressure test to parts of insulating material supporting live parts?
1 e6 i' p: P2 J5 m& G/ O3 yRationale:( ? F e% w r1 c q3 K
See question.5 q8 P0 m% L& N; d z
Decision:
1 \$ u6 f# `$ M# u% O) uFor parts of insulating material covering live parts which occasionally are in contact with live parts of different potential, the ball-pressure test is carried out at 75 deg C.
- D0 @: O; T" _& x! Y1 o! a5 DFor parts of insulating material like the insulation covering snap-on connectors, only the glow-wire test is carried out.
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