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5TT3 Voltage and Frequency Relays- Clearance certification of the German Employer's Liability Association (Energy, Textile, Electrical and Media Products)
- Default settings in accordance with VDE-AR-N-4105
- The voltage and frequency relay meets the high requirements of VDE AR-N 4105
- It can be used both for centralized and integrated grid and plant protection
- The latching rotary switches enable fast and easy setting of the required values
- An illuminated LCD display provides plant status information
- The voltage and frequency relay ensures single-fault tolerance as stipulated in the VDE-AR-N 4105 application guide
- Passive procedure for detecting islanding.
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