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rough service luminaire
( L, g! V8 ?5 X! r+ _5 Xluminaire designed to withstand severe mechanical handling9 p5 n! V U: _/ u
NOTE 1 The luminaire may:- A z# U; \ I0 c0 g
– be permanently fixed, or
9 Z9 I3 t3 @: B4 h( r– be temporarily fixed on a construction or stand, or0 B- M1 O- c! b! l1 Q5 F& h
– incorporate an integral stand or handle.8 ~, Z! X/ Z O; P7 k' ]
NOTE 2 Such luminaires are for use where normally rough circumstances occur, or where temporary lighting is8 c( W y4 D2 Z
required, for example on building sites, engineering workshops and similar applications+ u2 h8 K6 P' I' x
1 \' X! f* x* W* u- {1 ~: [. h; I- C! c, L$ K8 P/ d
恶劣条件下使用的灯具怎么理解和区分?/ s+ {! Q7 W* H9 ]/ t, Z
或者是产家规定的使用范围吗?0 Y+ L+ n& q. L( E5 E; U" ]( r
请专家指导! |
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