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在不同 volume 之用途, UL 没有特別界定清楚, 但可以举几个例子作参考:9 S3 a6 v: \' y" Z+ m0 h
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例 1:
4 k, d' n& n) }Volume 1: Power tools (Listed)
% x% r! ? i! mVolume 2: Recognized components for power tools
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2 W8 ]2 |1 r/ @* P# v7 @) a8 @例 2:' r, ]+ T/ A+ v! O) P
Volume 1: Air purifier (Listed)
- @/ g# v' F; _1 u* `Volume 2: Unlisted components for air purifier
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例 3:
* X/ a$ p8 y' y Q, H5 wVolume 1: Switches for current carrying (Recognized components)' e8 N, E; L4 h* ^5 l
Volume 2: Switches for signal reversing (Recognized components)7 Y2 z, B% S+ C( o: Q
' _3 N# R% A/ m例 4:3 @/ ^' t. d& [1 I9 \2 s
Volume 1: Switches (Recognized components)
1 I. p6 D: z& X# [5 N! JVolume 2: Switches (Recognized components) 部份 volume 1 型号, 不是全部。% \6 i& u! l1 r- `3 Y, Z8 ~/ L7 F* C
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