Function | High and low voltage first and secondary loop current, variable ratio, polarity, phase difference, current leakage online test; current on both sides of transformer, variable ratio online monitoring |
Power supply | DC6V alkaline dry battery (1.5V AAA×4), continuous working for 30 hours |
Test mode | Clamp CT |
Transmission mode | Wireless transmission, the maximum distance of straight line transmission is about 30m |
Display mode | LCD: 128dots×64dots; blue backlight function |
LCD dimension | Display domain: 44mm×27mm |
Meter dimension | Host: width, height, thickness75mm×170mm×30mm High voltage clamp: width, height, thickness 76mm×255mm×31mm Low voltage clamp: width, height, thickness 63mm×160mm×23mm |
Clamp dimension | High voltage clamp: φ48mm Low voltage clamp: φ30mm |
Sampling rate | About 2 times/second |
Measurement scope | High voltage clamp: 0.1mA~1000A Low voltage clamp: 0.01mA~10A |
Resolution | High voltage clamp: 0.1mA Low voltage clamp: 0.01mA |
Shift | Automatic shift |
One loop testing accuracy 23℃±3℃, below 80%RH | 0.1mA~10.0A: ±1%±3dgt |
10.0A~49.9A: ±1.5%±5dgt |
50.0A~199.9A: ±2%±5dgt |
200A~600A: ±3%±5dgt |
601A~1000A: ±4%±5dgt |
Secondary loop testing accuracy | 0.01mA~10A: ±1%±3dgt (23℃±3℃, below 70%RH) |
Variable ratio | 3 variable ratio displays: (first and secondary loop real-time current measurement ; calculate the variable ratio at 5A of secondary loop and 10kV-YY of transformer 10kV/380V); the maximum transformation ratio is 1:10 million (1.0K7) |
Data storage | 3000 sets, press key HOLD to maintain data and automatically numbered storage (data won’t lose in power off or battery replacement) |
Line voltage | Below 60KV line test (with 5 insulation rods operation) |
Data retention | Press key HOLD key to maintain data, shown by HOLD , and then press HOLD to cancel maintaining. |
Data access | Enter data access mode by pressing key HOLD+ key POWER |
Overflow display | Over-range overflow function: shown in “OL A” |
No signal indication | “No signal” will be shown when the host fails to receive signal |
Automatic shutdown | 15 minutes after boot, meter automatically shuts down |
Battery voltage | When battery voltage is lower than 4.8V, battery voltage is shown in low symbol to remind battery replacement |
Meter mass | Host: 240 g (with battery) High voltage clamp: 335g (with battery) Low voltage clamp: 170g (optional) the total mass of meter: 2.5kg (including insulation rod and battery) |
External disturbance | No particularly strong electromagnetic field; without 433MHz and 315 MHz interference |
Working temperature and humidity | -25℃~45℃; below 80%Rh |
Storage temperature and humidity | -10℃~60℃; below 70%Rh |
Insulation rod dimension | φ32mm, 1m/piece (5pieces,standard configuration) |
Low voltage current clamp lead | Standard 2m |
Insulation strength | High voltage clamp: AC100kV/rms (between the 5th insulation rod and high voltage current clamp core) Host and low voltage clamp: AC1000V/rms |
Structure | Anti-drip type Ⅱ (high voltage detector) |
Accessories | Clamp: 1 piece; receiver: 1 piece; current clamp: 1 piece; disc: 1 piece; RS232 communication wire: 1 piece; meter box: 1 piece; insulation rod (1m): 5 pieces; battery (alkaline battery AAA): 8 pieces |