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Pls see IEC60950, 4.2.6, as below:5 Y* b+ w! S0 \/ h; ?, n# M, W! E9 k
4.2.6 Drop test
" s, D7 o* e1 T, m8 t; ZThe following equipment is subjected to a drop test:
8 r0 [. B4 b0 P& A, ?1 r1 T; ~− HAND-HELD EQUIPMENT;
; C& |0 N$ a: \5 a- M' \; B− DIRECT PLUG-IN EQUIPMENT;# J/ P9 s" H% V3 z4 i, e+ s% x5 G
− TRANSPORTABLE EQUIPMENT;
3 x6 ^6 @6 @2 M f* a; a' z− desk-top equipment having a mass of 5 kg or less that is intended for use with any one of; L# N4 ]" q% K$ L' s) F
the following:5 |4 Z' D) X- {) m) e2 ~; o' U
• a cord-connected telephone handset, or
( |; I j8 h0 w- h5 U2 R: M• another cord-connected hand-held accessory with an acoustic function, or1 p9 k& F3 c2 ?
• a headset;
2 X9 a) S1 y o, _; J- K− MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.
4 v* w2 q* O6 i0 ~NOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to
- Y/ t. a) W" k/ Nempty the container.1 [, [' Z; o7 c0 ~+ K7 J# D) Z
To determine compliance, a sample of the complete equipment is subjected to three impacts
! |+ P9 s" w. X9 o% X C2 Vthat result from being dropped onto a horizontal surface in positions likely to produce the most h" k3 |5 g8 a& Q
adverse results.7 N/ A2 I1 F9 N; K/ o: Q
The height of the drop shall be:0 n6 M; [ k( e; t8 t
− 750 mm ± 10 mm for desk-top equipment as described above;
3 r0 R+ q; N) q7 Q− 750 mm ± 10 mm for MOVABLE EQUIPMENT as described above;
0 ~; [# _. _8 l; r) y- c6 [− 1 000 mm ± 10 mm for HAND-HELD EQUIPMENT, DIRECT PLUG-IN EQUIPMENT and9 i" x7 K* p1 f$ ?
TRANSPORTABLE EQUIPMENT.: O, t* d7 l& Y& z' w2 l
The horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of3 U% }) [6 b# e3 v' {
plywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient
" H0 F: l! s! ]" Gfloor., X3 s) F) V) p: Y8 {' J
Compliance criteria are in 4.2.1. |
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