EARTH FAULT WARNING RELAY Description and Specifications for Lab Tenders
EARTH FAULT WARNING RELAY module
with insulated panel, Multifunction three phase overvoltage/ undervoltage
relay. Three-phase voltage relay, suitable for protection of HV, MV, LV power
transmission and distribution systems. The relay must measure the true R.M.S.
value of the 3 phase to neutral voltages fed to three transformers. It must be
provided with two under voltage elements, two over voltage elements, one under
frequency element, one over frequency element, oneomopolar sequence over
voltage element, one negative sequence over voltage element, one positive
sequence under voltage element, time tagged multiple event recording,
oscillographic wave form capture, Modbus RTU / IEC870-5-103, Display LCD 16
characters, communication Protocol. 4 mm. safety terminals and 2 mm. terminals
included on the front panel for the electrical connection..