Technical Specifications Function: Simultaneous measurement of three-phase AC voltage, current, phase between voltage, phase between current, phase between voltage and current, frequency, phase sequence, active power, reactive power, apparent power, power factor, current vector sum, distinguish transformer wiring group, inductive and capacitive circuits, test second circuit and bus differential protection systems, read the phase relationship between CTs of the differential protection, check the meter wiring right, repair lines and equipment, etc. Power: DC9V alkaline batteries（1.5V LR6×6） Display Mode: LCD display, 240dots×160dots Meter Size: Length, Width, Height：196mm×92mm×54mm Clamp Size: round current clamp:35mm×40mm Measurement Range(automatic shift): AC Voltage：0.00 V～600V (automatic shift),Resolution: AC 0.01V AC Current：0mA～400A (automatic shift); Resolution: AC 1mA Phase：0～360°; Resolution: 0.1° Frequency：45.00Hz～65.00Hz; Resolution: 0.01Hz Active Power：0W～240kW; Resolution:0.1W Reactive Power：0W～240kVAR; Resolution:0.1VAR Apparent Power：0W～240kVA; Resolution: 0.1VA Power Factor：-1～+1; Resolution:0.001 Current Vector Sum：0A～1200A; Resolution: 0.1A Phase Sequence: Positive Phase Sequence：U1、U2、U3 or I1、I2、I3 cursors blink in order from left to right; Negative Phase Sequence：U1、U2、U3 or I1、I2、I3 cursors blink in order from right to left Sample Rate: About 2 times/second Data Hold: Press HOLD key to keep data, "DH" symbol appears Data Storage: 500 sets RS232 Interface: USB-RS232 interface, download data to computer for analysis and management Backlighting: Suitable for dark place and nightly use Test Line Length: 1.5m Current Clamp Length: 2m
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