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|  DSH 466% G) E. A2 ?: k1 s1 L& d0 h
, }+ k% y: U1 f0 n! W7 ?, b/ l1 b
4 p$ @9 g$ e# @ | Screws and connections0 L- I- U6 t$ o0 P
| 28
# _# G _2 u& s8 D$ w' | | 60335-1(ed.2)
, K" G/ V8 C: L# O& W2 B |
% O; @/ P) t9 V; s) F& m
Standard: IEC 60335-1:1976, 2nd Ed.
, C" P: k" W' V( Y6 lSub clause: 28
' ]/ G2 z& D6 f$ h, P3 A4 `; i. jSheet No. DSH-4669 M, k% K6 O5 ]9 l5 j& t
Subject: Screws and connections
( P/ o, `* P& u( ?5 n/ U. f% TKey words: - torque test1 n+ y g! n* e! W4 K
Decision taken at the 40th CTL meeting 20036 ?+ s' Y9 U$ i9 j4 G H
Question:0 H) l# C- C# m/ i# ]
How many times shall screws be tightened and loosened during the torque test in view of
5 g5 z9 Z. A- O# s0 z" s# ~previous tests?
& r/ e0 x2 X7 t4 j' k6 CRationale:
7 b* n: F ~" X4 J0 BSee question.% ^ L4 _& P6 q0 g! D+ q. }, c
Decision:
6 a8 K, Z3 _7 `" NTests have to be carried out as stated in sub-clause 4.2 of IEC 335-1:1991. The tests are
6 z* n! s( p) r! K# D( g1 G" Tmade on a single sample as delivered, which shall withstand all the relevant tests.5 _% I# A$ C. ~. o( M3 D3 t
- o& P2 i/ b) s% i( S' j0 W$ g) |9 {% m
+ _ l0 S+ P2 \2 K. z1 A+ r6 | |
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