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16.15 Loading
_( ]9 @# m8 q; @$ R; m" ?5 g16.15.1 A supporting device shall support a load equal to four times the total mass to be supported under
, x+ e k$ D/ K" Z& T# pintended operating conditions for 1 h. The load shall be applied in the direction of actual loading
7 b7 D6 N2 O& g) cconditions.
4 |' \; q8 B5 R2 l, t& z16.15.2 Where more than one support is provided, the load shall be distributed as follows:) N$ g3 K7 O% \ y) L5 H9 U1 D
(a) where the parts supported are no more than 11.3 kg (25 lb), the full load shall be applied to4 {; l! @. @$ ]* E' ^9 L' _
each support; or' Q n! ~+ F" h8 a
(b) where the parts supported are more than 11.3 kg (25 lb), the distribution of the load shall7 T- C; D; I8 b& z/ @4 {
be similar to that encountered in the field.# R. @6 \* s" a8 i0 \' O
16.15.3 There shall be no deflection or deformation either during or after loading that reduces electrical% B) {) _) p2 y g. j
spacings or compromises safety. |
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