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Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c.. Equipment for testing, measuring or monitoring of protective measures. Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems.
STANDARD published on 30.4.2009
Designation standards: BS EN 61557-11:2009
Note: WITHDRAWN
Publication date standards: 30.4.2009
SKU: NS-98055
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Category: Technical standards BS
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