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15.3.8 Terminals shall be suitably fixed to the equipment or to a terminal block or otherwise
; \) ?3 m- v# r" F; A4 [4 Z' q7 }fixed in position. They shall not work loose when conductors are inserted or withdrawn.& R8 u8 @+ |) y; S! t2 ~ k
Compliance is checked by inspection and, if there is a doubt, by applying the mechanical test7 a5 a, G/ q- b+ N: H0 z5 }3 j
given in 15.5 or 15.8. During the test, the terminals shall not work loose and there shall be no( e% b/ V( M' G; |/ z
damage that will impair their further use.
- u+ ~2 R8 Z& \& z& B3 z% _The above conditions apply not only to terminals which are fixed to equipment but also to# w& r9 H8 y' ]' x$ f/ Y6 }
terminals which are delivered separately. Covering with sealing compound without other means' S S A7 ^/ l; ~3 d* [$ M
of locking is not sufficient. Self-hardening resins may however be used to lock terminals which
7 r$ p/ f; y1 E' Jare not subject to torsion in normal use.
& \: m5 e& \* ?8 n15.3.9 Terminals and connections shall withstand the mechanical, electrical and thermal1 [8 f8 L* [# v; `
stresses occurring in normal use.6 t2 S' B. `: {& u ~4 @
Compliance is checked by the tests of 15.5, 15.6, 15.8 or 15.9 as appropriate. |
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