Class 8501 Type SZF Relay
Brand:
Electric Controller & Mfg. (EC&M)
The Static Frequency Sensitive (SZF) relays are recommended for use in AC wound rotor motor circuits to monitor motor frequency and operate an output relay at a specific programmed frequency. They are used on AC crane control panels
- User programmable
- Frequency set points for relay pick-up and drop-out
- Output relay contact is user programmable as normally open or normally closed