The QE analog voltage monitors specifications include: low-cost motor protection, built-in anti-short cycle protection, detects high/low voltage conditions, helps prevent rapid short cycling, LED indicators: green for normal conditions / red for faults, and heavy-duty SPDT, isolated relay output. Also feature front/back system monitoring, knob-adjustable features, and system points, incorrect sequencing, & rapid short cycling. Individually packaged.
Heavy-duty protector for refrigerators and air conditioners up to 36 kBtu, as well as for single-phase compressors and motors. • Minimal and maximal voltage and adjustment time delay. • Designed under international quality certifications. • Work: 208/220V, 50/60Hz, Current 30A. • Time Delay: 1.5 to 5 min. • Under and Over Voltage: 220V to 260V / 170V to 210V adjustable.