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Three phase four wire ammeter

Three phase four wire ammeter

产品分类:

Smart Meter

型号规格:

生产厂商:

威斯尼斯人0907官方网站集团有限公司

立即分享:

产品概述:

1、Specifications

Accuracy class

Voltage

Electric current

Level 1

3*220/380V

3*10(40)A

技术参数:

2、Main technical parameters

Basic error of load current


Power factor 
COSΦ


Internal error(%)

Level 1.0

Level 2.0

0.05Ib≤I<0.1Ib

1.0

±1.5

±2.5

0.1Ib≤I≤Imax

1.0

±1.0

±2.0

0.1Ib≤I≤0.2Ib

0.5L(lag)

±1.5

±2.5

0.8C(speed-up)

±1.5

0.2Ib≤I≤Imax

0.5L(lag)

±1.0

±2.0

0.8C(speed-up)

±1.0

Note: ① ib is the calibration current, and IMAX is the maximum current. 
        ② Starting current: under the condition of rated voltage, rated frequency and power factor of 1, the load current of the meter is shown in the following table, and the meter can work normally.

Accuracy level

Level 1

Level 2

Load current

0.4%Ib

0.5%Ib

Self consumption

2W 10VA

Relay contact life

≥100,000 times

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