XJM type Measuring Box

Product introduction

XJM series meter measuring box can be used in factories,mines,hotels,newly built residential buildings,commercial places,schools and other places where civil or non-professionals can enter,for the use of lighting electric distribution and metering.The output circuit  is equipped with a protection device,which is safe and reliable to use.The box body is welded by cold-rol steel plate or stainless steel plate after bending.The door is connected with the box by hinges.The components and watt-hour meter are installed on the second layer.All the electrical components have safety protection facilities,so that the elec-  trical switch can be operated safely.An inspection window is installed on the door of the measuring box.

Normal Service Conditions

1.The  ambient  temperature  cannot  be  higher  than+40°C,and  the  average  temperature  in  a  24-hour  period  should not be higher than +35°C.The ambient air temperature should not be lower than-5°C

2.The  relative  humidity  cannot  exceed  50%at  the  maximum  temperature  of+40°C.Higher  relative  humidity  is allowed at lower temperatures,but condensation that may occur due to temperature changes should be considered.

3.The altitude should not exceed 2000m.

4.It should be installed in places where there is no danger of explosion and severe vibration.

5.Transport  and  storage  temperatures  range  from-25°C   to+55°C.

Electrical performance and parameters

1.Rated Working Voltage:AC 220V,380V  Rated  Frequency:50Hz

2.Rated  Insulation  Voltage:400V

3.The total input load current does not exceed 200A,and its preferred value is 63~200A.

4.Short  Circuit  Withstand  Current:6kA

5.Protection   Class:IP30