MCB Standard Test Machine

The equipment is beautiful, generous, functional, and practical, and it features simple operation, which is praised by domestic and overseas customers.

Product Details

Product Details

DZ-47 series Circuit Breaker action characteristic test bench is a special test bench designed and developed by our company according to the special requirements of GB14048.2-2008 mini circuit breaker and users. The test bench consists of electronic constant current instrument, contactor, relay, step motor, high precision instrument and other components. Controlled by computer program, it can test the current characteristic automatically. The equipment is beautiful, generous, functional, and practical, and it features simple operation, which is praised by domestic and overseas customers. For DZ-47 series circuit breaker manufacturers and scientific research departments of the miniature circuit breaker, this machine is your ideal product.

Equipment Function

The DZ47-125 series miniature circuit breaker (MCB) standard calibration machine complies with GB14048.2-2008 and it targets for the standard performance test of miniature series of circuit breakers.

Equipment Working Environment

1) Working temperature ranges from 5 to 40℃, and the daily average temperature shouldn’t be more than 35 ℃.
2) Relative humidity: when the temperature is below 25 ℃, maximum relative humidity should be 80%. When the temperature is 40 ℃, relative humidity should decrease to 50%.
3) Pollution levels: level 2.
4) Altitude: it should not be installed 2000m above the sea level.
5) Other ambient conditions of the work place: there should be no significant mechanical vibration. It functions better without a large amount of dust or corrosive gas. Avoid strong electromagnetic interference and other interference.

Technical Parameters

Input power parameters:

1) voltage: AC 220 (1 + / 10%) V.

2) frequency: 50HZ plus or minus 5HZ.

3) pressure: 0.6-1.0mpa.

4) test bench capacity :20kVA.

Output power parameters:

1) delay current: 0 -- 200A, automatic output of split, and the actual current value is displayed on the LCD touch screen.

2) delay time display: 0 -- 9h59m59.9s, resolution: 0.1s, display accuracy: 0.1 level.

3) instrument display accuracy: level 1.0.

4) precision of ct: 0.2 level.

5) equipment insulation resistance Ω 5 or higher.