Switchgear Control and Display Device

FUNCTION

Switchgear Control and  Display Device is applicable to 0.1-40.5 indoor switchgear to indicate  primary simulated condition, handcart position, isolation switch position,  temperature and humidity, and also equipped with heater fault detection  function, automatic heating and dehumidify function, anti-error voice  reminder and ultra high temperature alarm function.

SPECIFICATIONS

There  are seven parameters needed to specify the switchgear control and display  device
 1. Equipment input power: AC/DC 220V or AC/DC 110V

2. Humidity and temperature sensor wire length

3. Electrical contact temperature measuring section

4. Ambient humidity: less than 95%

5. Atmospheric pressure: 80-110KPa

6. Altitude: less than  2500M

7. Ambient Temperature:  -20centigrade to 65 centigrade (normal work)

                      -30 centigrade to 70  centigrade (limitation)

                       -10 centigrade to 55  centigrade (storage)

TESTING AND QUALITY

All Mingrui Switchgear  Control and Display Devices are designed, rated, manufactured and tested in  strict compliance with IEC255-22. Routine tests performed on each Switchgear  Control and Display Device are anti-interference test, insulation test and  dielectric strength test. Mingrui’s internal quality system has been  developed and certified under ISO 9001 quality system

CONSTRUCTION

Switchgear control and  display device includes temperature measuring control and display device,  comprehensive indicator and switchgear operator.