The UFR1001E system-disconnection relay monitors voltage and frequency in single or three-phase networks. It complies with the conditions and all the requirements of G98 and G99 -protection, for feeding into the low voltage grid and for feeding into the medium voltage grid. Type tested Bureau Veritas- full report available on request or from the ENA Data base https://www.ena-eng.org/gen-ttr/Index?Action=ViewDetail&EID=39445295&tab=search ( this may need to be the link to the ENA site via an image of the phrase TYPE TEST in bold)
- Pre-setting per G98 and G99 Type tested by Bureau Veritas
- Under and overvoltage monitoring 40…520 V
- Under and over frequency monitoring 45…65 Hz
- ROCOF Rate of change of Frequency
- Type tested Bureau Veritas
- Measurement 3 / 2 / 1 phases against N and/or phase-phase
- Monitoring the voltage quality (10-minute average value)
For more infomration click here https://www.tvri.co.uk/UFR1001E.html
Or contact TVR Instruments Ltd [email protected] T: 01206 575755 www.tvri.co.uk