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JOSEF STR-F2/125VDC anti-interference time relay for building power distribution
Used for metallurgical steel rolling STR-F1/111VDC anti-interference time relay JOSEF
STR-F5-R series power outage delay time relay JOSEF is used in smart homes and urban communities
Safe and stable, long electrical life STR-F2/220V DC time relay JOSEF
Silent and noise free, fast computation STR-F1/110VDC anti-interference time relay JOSEF
Used for aerospace JOSEF Joseph STR-F2 non power start anti-interference time relay
Used for relay protection device STR-F1/125VDC time relay JOSEF
STR-F1/220V DC time relay JOSEF used for digital substation lines
Used for hydraulic and hydroelectric STR-F5-S/125VDC power on delay time relay JOSEF Joseph