Accuracy Class: 0.1 Designed to check phase sequence. Features LED and buzzer indication to show if the phase is open. Highly reliable, capable of testing AC voltage range from 60V to 600V for three-phase systems. Equipped with alligator clips for secure connection to control panel terminals, ensuring safety and reliability. Compact, lightweight, and portable design for convenient use. Operating Voltage: 60V~600V AC, three-phase Withstand Voltage Limit: 2000V (Impulse voltage 4000V) Operating Frequency Range: 20Hz~400Hz Maximum Continuous Use Time: 60 minutes at 200V AC, 4 minutes at 600V AC Phase Sequence Indicator: - Green LED with intermittent beep: correct phase sequence - Red LED with continuous beep: reverse phase sequence Test Leads: Double insulated, 80cm cable length Color-coded probes: - Yellow for U phase (L1/R) - Green for V phase (L2/S) - Red for W phase (L3/T) Net Weight: 136g Color: As shown in photo Material: Plastic Dimensions: 8 x 6 x 2.4cm Package Contents: 1 x 3 Phase Sequence Tester 3 x Alligator Clips 1 x Pouch 1 x User Manual Note: Light and display differences may cause slight color variations between the image and actual product. Measurement error allowance: +/- 1-3cm.