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ABB ATS021 - Control Circuit

ABB ATS021
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23
1SDH000759R0002, L4106
Installation and operating instructions, ATS021
6.2 Control circuit
6. Connecting
When relay outputs are used with inductive loads (such as relays, contactors and
motors), they must be protected from voltage spikes using varistors, RC-protectors
(AC current) or DC current diodes (DC current).
Figure 6.2 Control circuit connections in ATS021

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