Agricultrual

    3 Ph. ELECTRONIC PROTECTION RELAY

  • Microcontroller based technology.
  • Motor starts automatically after time delay 1/3/5 min.
  • Protection from voltage & current unbalance, single phasing.overload & dry run.(auto push burton setting).
  • Operates on low voltage (from 250 V)
  • Useful for 3 Ph. 1 to 30 H.P. Openwell, Submersible, Monoblock pumpsets.
  • Indications for Timer, OK, SPP, Dry run & O/L.
  • Auto Manual Facility.
  • Single phasing protection upto motor terminal.
Autoswitch 2001R

Technical Specifications.

UNIQUE 2008
Operatign voltage : 220 & 440 VAC, 50 Hz.
Dry Run trip timing : 7 sec.
Overload trip timing : 2 sec. to 20 sec. (IDMT)
Dry Run setting : 70% of full load current
Overload setting : 130% of full load
Trip time delay : 4 sec.
Voltage Unbalance Set. : 35 volts.
SPP sensing : current & voltage