| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MONITORS THE 115 VAC,60HZ,3-PHASE PRIME POWER TO THE AN/USM-410 TEST SYSTEM. IT DETECTS FAULTS IN VOLTAGE,FREQUENCY AND PHASE ROTATION. UPON DETECTING A FAULT IT WARNS THE TEST SYSTEM THEN REMOVES POWER FROM THE SYSTEM. SPECIAL FEATURES: AUTOMATIC CALIBRATION AND OPERATION UNDER MICROPROCESSOR CONTROL. DESIGNED FOR WALL MOUNTING IN BOTH FIXED AND MOBILE FACILITIES |