Calibration Instrument HGDCDN100A for DC Energy Meter

Product Overview

This device is designed to meet market demand,According to State Grid Corporation of ChinaQ/GDW1826-2013<Technical Specification for DC Energy Meter Calibration Device>/

JJG842-1993<Verification Regulations for DC Energy Meters>And for the newly developed and produced products, the output voltage of this device can reach800V,The output current can reach

120AAnd able to work continuously for a long time.

The device is equipped withUSBorRS-232Interface, can be provided byPCOperate stably and reliably.

The monitor adopts5.7An inch color LCD screen with clear display of chart characters.

Main functions and features

1. The device is powered by a DC voltage standard source/DC power source composed of DC current standard source,Equipped with calibration function,Can display values according to external standards, repair

Output value of positive standard source.

2. Can detect direct access and external shunt DC energy meters/DC voltmeter/DC ammeter/DC power meter.

3. Can achieve fully automatic and single point manual calibration of DC energy meters.Verifiable items include:Basic error/Start up test/Stealth

experiment/Daily timing errors, etc.

4. Equipped with large capacity non-volatile memory,Can be stored1000The raw data of the block inspection table,For querying and uploading purposes.

Main technical indicators

voltagerange: 100VThe350VThe500VThe700V

Voltage output capacity: maximum output20VA

currentrange： 75mVThe2AThe20AThe50AThe100A

currentrangeCapacity: eachrangeThe maximum output voltage is 1.5V

Adjustment range: 0～120%

Fineness: 0.01%

Accuracy of electrical energy: ±（0.03%RD+0.02%RG）（RDFor reading RGforrange）

Electric pulse output: 20000Hz(fullrange)

Output voltage, current, power stability: ≤±0.01%/2min

Load adjustment rate: ≤±0.01%RG

Power supply: single-phase220V±10%，50Hz±5%

Usage environment: temperature20℃±10℃, relative humidity ≤85%RH

Overall dimensions: 440×360×155mm

Weight: about13kg