Portabel Three Phase Reference Standard Meter
Product Description
Portable Three Phase Reference Meter MCST01C
Features:
- With large LCD display which can display all test parameters, vector, harmonics distortion and set parameters, it can test energy meter error by no switching interface.
- With optical sensor (scanner) to sense energy recorded automatically from calibration LED/LCD, also sensor with snap switch
- In-built electronic book can help operation, MMI interface.
- Can directly test voltage, current, power, phase, frequency and error at the same time, and voltage and current range can auto-switch.
- Can do real-burden test of 3 phase 4 wire, 3 phase 3 wire and various reactive energy meter (Q90,Q60)
- With basic wave test mode, can do test of basic wave meter
- With two energy pulse input port, can test two meters at the same time, also can do test of active and reactive meter at the same time.
- Can set energy constant
- With automatically rounding error function according to accuracy class of energy meter.
- Can test CT ratio, ratio error, angle error and polarity.
- CT/PT Ratio can be multiplied with meter constant while doing pulse test when necessary
- Can test temperature and humidity of working conditions
- Can analyze 0-51st harmonic wave and can test harmonic content, amplitude value and phase, displayed by histogram.
- Display waveform, with zoom function.
- Automatically indentify current in-connection mode and no need to set by user
- Can do energy accumulation (dial test)
- Colorful vector graphics display to meet customers’ user habit
- Can indentify incorrect connection of 3 phase 3 wire, 3 phase 4 wire at worksite.
- Optional with mini printer for printing test datum at worksite.
- Can save 1000pcs test records and can upload to PC. Support RS232 /USB communication. Also can receive the test plan from PC.
- Can extend the test: PT secondary pressure drop, PT secondary load and CT secondary load (optional)
- Power supply: 240V+/-15%, 50HZ. Also can choose battery with continuous working 8 hours
Display & Resolution
Parameter Displayed:
- Instantaneous per phase voltage for 4 wire and line voltage for 3 wire
- Instantaneous phase current
- Individual and total active (Fundamental+Harmonics) Power/Reactive and Apparent power
- Instantaneous per phase power factor in lag/lead
- Instantaneous total three phase power factor lag/lead
- Instantaneous per phase and total active, reactive, and apparent energy
- Instantaneous Frequency
- Phase sequence of voltage and current
- Time & Date
Resolution:
- Voltage: 0.00 V
- Current: 0.0001(1A), 0.001(5A), 0.01 (100A), 0.1 (1000A)
- Power factor: 0.001
- Energy: 00.0000 (can be better)
- Frequency: 0.001
- Inst.Load: 0.000(kW/kVAr/Kva)
- % error resolution: 0.001
Technical Index:
- Accuracy class of voltage, current, active power, active energy(in-built ct): 0.05
- Accuracy class of reactive & apparent power and energy: 0.1
- Voltage input: 30V-560V, automatically switch in 60V、120V、240V、480V
- Current input: 1mA~120A, automatically switch
- Phase test range:0.000°~360°(or 0.000°~±180°), resolution:0.001°。
Accuracy:±0.05°(current input>10%Ib)
- Frequency test:45-65Hz, resolution: 0.001HZ,
Accuracy:±0.01Hz。
- Input energy pulse:TTL, highest frequency≤2MHz。
- Power factor range: -1.000 to 0 to +1.000
- Output energy pulse: Rated range is 60KHz when automatic constant; Can set between 1-250000 when manually constant
- Temperature coefficient:5ppm。
- Low voltage input resistance:>750KΩ;
- Current input resistance:<0.05Ω;
- Input signal frequency:45~65Hz;
- Accuracy of PT secondary pressure drop PT(90%~110%Un)
Angle error 0.2´;ratio error 0.02%;
- Accuracy of PT&CT secondary load test: 1.0
Test range:
Admittance:1.0~99.99(ms);
Resistance:0.1~8(Ω);
- Power consumption:≤13VA;
- Working conditions:-10℃~40℃ , 30~80%RH;
- Weight:3Kg。
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