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本帖最后由 小米 于 2012-9-4 14:24 编辑
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, q: V1 ^) M6 Y4 P' }% B8 @ | DSH 586 | Three Phase Power Supply for CB Testing Laboratories( H3 a% j1 m2 E. D
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| CB product categories CONT & PROT7 P% A% x& k! }* A" {4 q2 v0 I4 p
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Must a CBTL be equipped with the three phase power supply even though its current testing does not$ s) w, A$ B1 D$ P
comprise products that shall be subjected to testing with a three phase power supply?" g' ]" g Q+ P: H Y: @
Decision:. R. E/ g# I M! D2 c* Q9 q
A CBTL must have the three phase power supply for the relevant standards in its scope for categories
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8 F& p$ W% o1 S" EA limitation of the scope to a single standard for a CBTL is not foreseen in the rules of the CB Scheme./ R6 l5 L( L8 L. C! \4 [5 s5 \8 H
The following is a list of standards for the CB categories PROT and CONT where a three phase power3 _9 n7 t0 D: t4 O9 @+ F8 |! c
supply is necessary or not to fulfil the requirements of the standard.
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