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引用第4楼barondavids于2011-06-09 16:17发表的 :0 t) y4 D& W' `" [' q
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9 d9 Y8 {& Q( w# K7 ?9 N# u" Z# F一体式是什么意思呢
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按照associated controlgear的定义，它是给特定仪器供电的，可以在特定仪器内或外，那在外面的时候可不可以是独立式？5 O/ j, g4 ]+ Y
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对于 assciated 和 independent的理解，可以参看IEC 61558-1中对类似类型变压器的解释3.1.6, 3.1.6.1, 3.1.6.2以及3.1.72 l7 \* W+ ] B/ e
(61347-2-13在定义上极大程度地借鉴了IEC 61558-1, 当然一个是针对变压器，一个是针对控制装置)
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. u6 [: w9 k( G$ x9 G3.1.6 ; ?( b7 P j( T6 N3 u
associated transformer . U: O. x/ o: b2 @ j7 x
transformer designed to supply a specific appliance or equipment, or a part of them, and
; [2 c& Z0 v& T4 b8 P4 Y, o+ M. C2 Wbeing either an incorporated transformer or a transformer for specific use : W4 }8 Q% \* V& V$ N
3 ]: `5 A+ @ ^0 ~4 c/ V4 @3.1.6.1
! \) J3 {4 Q& e( Aincorporated transformer
$ M. G5 i& i! }4 f8 P$ M* iassociated transformer designed to be built into a specific appliance or equipment, or into a " J0 B7 O3 B8 m. E7 R
part of them, and the enclosure of which provides protection against electric shock
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3.1.6.2 , P: Q1 F+ ~0 d- e% p
transformer for specific use # e" z6 J# N9 a' C2 q
associated transformer fixed to or delivered with the appliance or equipment, without being . Y& ?! A4 |7 L
incorporated in this appliance or equipment and having its own enclosure which provides
* J% [2 d( ?" o# Hprotection against electric shock 4 ^; T, T) f+ A& s! W2 Q
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3.1.7 0 O) s9 v4 \" X/ T- i
independent transformer ( X0 b3 W% F8 X* ?. W3 ~1 y
transformer designed to supply unspecified appliances and intended to be used without any 2 B: ]: C* Q% n) f# H6 t) {8 J
additional enclosure which provides protection against electric shock 5 ?0 N5 r: L% s7 s
NOTE Such a transformer can be either a portable transformer or a stationary transformer.
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4 V- ]: p5 j+ g8 y7 Z# hassociated 可以是incorporated （装在器具内部，需要依赖器具外壳来防触电）和specific use(可以在器具内部或者是在器具外部，可以依赖自身的外壳来防触电）。1 u/ s. e9 P$ @0 Q4 L5 Q
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由此看来，装不装在器具内部，有没有自身的外壳，不是区分associated和independent的重点。
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! n5 \6 I2 c: L: w3 h7 m区分的重点在于associated是给特定的设备供电的（例如61347－2－13拿应急照明装置的情况来举了一个例子）;而indepedent是可以给不特定的设备供电的。
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61347－2－13中提及的independent，特指可以给不特定照明设备供电的控制装置。 |
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