GESTRA NRS 1-9, Руководство по установке

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4
Wiring
NRS 19
Use four-core overall screened cable, e. g. IY(ST)Y x x 0.9 or LIYCY 4 x 0.5 mm².
Max. cable length 50 m.
Connect terminal strip in accordance with wiring diagram,
fig. 10
Tools
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Screwdriver for slotted screws, size .5, completely insulated according to VDE 0680.
Attention
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To protect the switching contacts fuse circuit with .5 A (slow blow fuse) or according
to TRD regulations (.0 A for 7 hrs operation).
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The screen must not make any other electrical contact.
Note
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Connect screen only to terminals 6 and of the switching controller.
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The mains voltage is indicated on the name plate.
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When switching off inductive loads, voltage spikes are produced that may impair the
operation of control and measuring systems. Inductive loads should be provided with
commercial arc suppressor RC combinations, e. g. 0. ΩF/00 W.
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