Crompton 077-14AU-RRYY-FQ, AC SYNCHROSCOPE METERS ( Switchboard )

Crompton 077 AC - Synchroscope (360 Degree LED),  AC Digital Synchroscope: Crompton Instruments UK Manufactured 4.5 Inch Switchboard LED Synchroscope, incorporating a bright LED readout, 360 Degrees. Models available include operation as a Synchro-Check Relay, or Synchro-Check Relay with Dead Bus Feature, or as a standard Synchroscope. Precision LED Synchroscope Semi-automatic synchronizing Multi function, one case offers: Voltage difference indication Phase difference indication Voltage & phase synchronized relay