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- Monitoring relays / monitoring devices, PILZ, Relay modules
890220
- S1PN 550-690VAC 2c/o Product ID: 890220 Phase sequence monitoring relay, to detect the phase sequence, the phase failure, the asymmetry of a three-phase supply, measuring voltage= supply voltage, 2 C/O contacts, width 22.5 mm, UB = 550 - 690 V AC. PDF Download Technical Data Sheet :- 890220
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