Determination of the Phase Presence:
Nominal Voltage for Phase Presence Indication (the voltage required for the neon lamps L1, L2, L3 to lit up): From 100Vac to 450Vac.
Frequency Range: From 10Hz to 400Hz.
Determination of the Phases Rotary Field Direction:
Direction (the voltage required to have the direction LEDs L1-L2-L3 or L2-L1-L3 to indicates): From 100 to 450Vac.
Frequency Range: From 2Hz to 400Hz.
Over Load: 550V(between all terminals)
Over Voltage: Class III - 450V towards ground.
Current Settings: 999mAac / 50Hz-60Hz
Current Selection: Knob
Phase Start Selection: 0° and 180°
Over-Temperature Protection: Yes
Phase Polarity Trip Indicator: Yes
Phase Polarity Trip Indicator: 220Vac to 317Vac
Timer Resolution: 1ms(Max. Time = 99.99s)
Timer Accuracy: 1ms ± 4ms
Current Accuracy: ±3% ± 4mA
Current Resolution: 1mA
Voltmeter Accuracy(50Hz): 50-350 Vac = ±3% ± 2V
350-550Vac = ±7% ± 3V
Voltmeter Resolution: 1V
Maximum Current Specified at 317Vac / 50Hz
Batteries: 1.5V "C" × 8 Bat OK Led = Vbat >9V
Dimensions: 330(L) × 260(W) × 160(D)mm
Weight: 3850g (batteries included)
Operating temperature Range: 0°C to + 40°C
Storage Temperature: -10°C to + 50°C