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|  DSH 466
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, j) f. z4 J% Q, L$ b3 v. X! _( ?! R& u& [; _6 B7 z) m; B
| Screws and connections6 o' Q& c' V1 d+ y7 ?6 c
| 285 _% J5 L) o) @5 E$ S, }
| 60335-1(ed.2)
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Standard: IEC 60335-1:1976, 2nd Ed.% [) w8 p6 c8 A& Z; L+ m0 a
Sub clause: 28. O; M6 B# Z! c# d7 B t- ?% A: n
Sheet No. DSH-466
8 ]; B2 j0 F4 ~) @% x, \, U% d. C4 lSubject: Screws and connections3 l$ }' ~; a) V. ~- [
Key words: - torque test! x/ ?( F, L5 Y4 S7 Q+ Q
Decision taken at the 40th CTL meeting 2003
: p' O( ?+ l- [0 V- q) g ?Question:& d5 A+ w, z3 A3 ~( E( R, y$ m5 U
How many times shall screws be tightened and loosened during the torque test in view of
# j1 A* x& P9 A1 _% I2 ?6 m' P. Nprevious tests?9 v% ]* o% l9 p' d0 C% l
Rationale:' e3 ^8 Y! W5 c- I6 H
See question.
! B4 b1 I8 \* f7 i gDecision:
. d" o& U* f9 V/ s* V% p7 V2 hTests have to be carried out as stated in sub-clause 4.2 of IEC 335-1:1991. The tests are
: w" W0 D- M, x+ I9 I5 |made on a single sample as delivered, which shall withstand all the relevant tests.
0 G, h3 L1 i8 Q! h8 x! `
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