Wu(S) - ON for the set interval, with time measurement stopped with contact S closing.
Turning on the feeding voltage U causes immediate turning on the operating relay R at the set time T1. If the control contact S is closed, measuring T1 time will be stopped until the moment when control contact is opened. Opening contact S starts further measuring of T1 time. After finishing measuring T1 time the operating relay turns off.
Relays performing the function "Wu(S)": MT-W..., RPC-1MC-UNI
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