PEC-A Three phase Energy Meter On site Calibration Instrument

★ Integrated meter source, voltage output AC30-400V, current output 0.01A-10A, maximum output capacity 10VA
★ Output at any power factor and current size, conduct comprehensive testing on the calibration points of the electric energy meter
★ GPS timing (optional)
★ Clock Error Verification of Electric Meter
★ No load line check
★ Quick protection and fault alarm
★ Optional intelligent energy meter function testing module

● Can verify the energy errors of various mechanical and electronic energy meters, and can simultaneously verify the same circuit Verify the constants of various electric energy meters using primary and secondary meters or active and reactive meters in the same circuit.

● Comparison method can be used to verify voltage, current, power, power factor, phase, frequency, and other electrical parametersIndustrial instruments and transmitters.

● measurableTAChange ratio.

● Can dynamically measure and simultaneously display three-phase voltage, current, power, power factor, phaseVector diagram, frequency and other on-site electrical parameter indicators for each phase.

● Has constant verification function.

● It has the function of writing characters.

● Measuring current and voltage2～51 Sub harmonic and can store all harmonic data.

● It can simultaneously measure and display waveforms of three voltages and three currents.

● Multi functional energy meter data reading.

● Integrated meter source, voltage outputAC30～400VCurrent output0.01A～10AThe maximum lossOutput capacity10VA.

● Having reception capabilityGPSStandard clock provides time synchronization function for the electricity meter (optional).

● It can output at any power factor and any current size, and conduct comprehensive testing on the electric energy meter.

● More comprehensive error wiring recognition function, four quadrant energy measurement, capable of identifying commonthree-phase three-wire48Three phase four wire96Wrong wiring, displaying a hexagonal diagram of any wiring.

● The instrument power supply adopts online and external power supply220VPower supply.

● can be paired withPCMachine communication is very convenient for interfacing with existing databases and management systemsMatching《PECThe software of "Electric Energy Meter Management System" can achieve paperless office.

● It has fast protection and fault alarm functions, and can quickly cut off the power supply and current in case of voltage short circuitThe device is not damaged in an open circuit state; Can display and pronounce the type of fault (current or electricity)Differentiate between pressure and malfunction.

● It has the function of replenishing power.

● The instrument is equipped with a high-precision reference source inside, which can self calibrate the channel error of the clamp meterLong term guarantee of accuracy.

5mA low current wire inspection can be used to check the wiring of low-voltage distribution cabinets before they are turned on.

1. Accuracy level of the device: 0.05 level (temperature: -20~45 ℃, humidity: 0~90%, no condensation to ensure accuracy)
Voltage: 50V-400V Current Terminal: 0.1-10A
Clamp gauge measurement: 0.1A-10A 0.2 level 10-2000A level: 0.5 level
2 Power supply: 220V ± 20%
Measure power consumption of 25VA and source output power consumption of 120VA.
3 Output limit:
Output voltage limit: 30V-400V.
Output current limit: 0.01-10A.
4 Output Capacity:
Output voltage capacity: not less than 10VA per phase.
Output current limit: 10VA.
5 Output adjustment range:
Output voltage: continuously adjustable from 30V to 400V.
Output current: 0.01-10A continuously adjustable.
Output phase: 0-3600.
Output frequency: 45-65Hz.
6 Output adjustment fineness:
Output voltage: 0.003%.
Output current: 0.003%.
Output phase: 0.010.
Output frequency: 0.01Hz.
7 . Monitoring parameter accuracy:
Voltage: 0.05 level
Current: 0.05 level
Phase: 0.20.
Frequency: 0.01Hz.
8 Distortion:
Voltage: better than 1%.
Current: better than 1%.
9 . Power stability:
The power stability of the device is better than 0.03%/2min.
10 standard deviation estimate (S):
The estimated standard deviation of the device is better than 0.02%.
11 Voltage and current phase difference:
The voltage and current phase difference of the device are both better than 0.3 °
12 time benchmark:
Frequency: 1Hz, 500kHz (TTL level);
Stability: 2 × 10-8/day;
Accuracy: 2 × 10-7;