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Class 0.05 Portable Reference Standard Meter Energy Accumulation File Management

Categories Portable Reference Standard Meter
Brand Name: KRE
Model Number: KE7308
Certification: ISO9000
Place of Origin: China
MOQ: 1 piece
Payment Terms: T/T, D/P, D/A, L/C, Western Union, MoneyGram
Supply Ability: 50 pieces per month
Delivery Time: 30 days
Packaging Details: Carton
Product name: Portable reference meter
Frequency range: 45Hz - 65Hz
Voltage range: 3 x (10V - 480V)
Accuracy: 0.05%
Usage: calibrate energy meter
Material: Plastic & rubber
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Class 0.05 Portable Reference Standard Meter Energy Accumulation File Management


KE7308 Three Phase On-site Reference Standard Meter

Accuracy : 0.05

Test method: clamp CT and 20A terminal input.


Product function:

  1. Error measurement for all kinds of electric energy meter
  2. Harmonic measurement of current or voltage
  3. Energy accumulation
  4. CT ratio measurement
  5. Wiring verify
  6. Primary power measurement
  7. File management
  8. Search record
  9. USB port for data transfer and firmware upgrade


Technical data:

KE7308
Voltage measurement
Voltage range3 x (10V – 480V)
Accuracy±0.05%
Harmonics2nd- 51st
Current measurement
Current rangeTerminal input0.05A – 20A
Clamp input5A, 20A, 100A, 500A, 1000A, 1500A
AccuracyTerminal input±0.05%
Clamp input±0.2%(5A), ±0.5% (others)
Harmonics2nd- 51st
Accuracy of power measurement
Active powerTerminal input±0.05%
Clamp input±0.2%(5A), ±0.5% (others)
Reactive powerTerminal input±0.05%
Clamp input±0.2%(5A), ±0.5%(others)
Accuracy of energy measurement
Active energyTerminal input±0.05%
Clamp input±0.2%(5A), ±0.5%(others)
Reactive energyTerminal input±0.05%
Clamp input±0.2%(5A), ±0.5%(others)
Phase measurement
Phase range0 -- 360°
Accuracy±0.1°
Frequency measurement
Frequency range45Hz – 65Hz
Accuracy±0.05Hz
Pulse output
Low frequency output(CL)36000 imp / kWh
Ppulse input
Input channel2
Input frequencyMax. 100Hz
Others
Power supply

Build-in rechargeable battery,

external power supply,

power through the tested terminal


Dimensions

323mm×275mm×135mm

Weight3.5kg

Wiring diagram of testing one 3P4W meter


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