CONTACT US
Urumqi Nantianya Electrical Complete-sets Equipment Co.,Ltd.
Add : 366 Tongbaishan Street, Economic and Technological Development Zone, Urumqi
Phone : 86-:13809951165
Service Phone :0991-4653766
Phone:0991-4658766
Fax:0991-4611577

GBL Power distribution cabinet





Overview
GBL- -21 series power distribution cabinet is suitable for power plant and industrial and mining enterprises, three-phase three-wire, phase four-wire, three-phase five-wire system with AC voltage of 55 0V and below for power lighting distribution. GBL--21 power distribution box is an indoor device, installed on the wall, and screened for maintenance.
Model and its meaning

The main technical parameters

■Normal use conditions
Ambient temperature: -5 °C ~ +40C, and the average temperature within 24h does not exceed +35%C. Altitude: no more than 2000m. Relative humidity: no more than 50% when the ambient air temperature is +40 °C; higher relative humidity at lower temperatures (eg 90% at +20 °C), allowing for changes in temperature Produces moderate condensation. The vertical inclination of the equipment should not exceed 5 degrees. Equipment should be installed in locations where there is no violent vibration, no impact, and no corrosion.
■Structural characteristics
The GBL type low-voltage power distribution cabinet is installed indoors against the wall, and the power distribution device with a single front opening is made of steel plate bending and angle steel welding. The front right side can be equipped with a knife switch operating handle as a power cut-off and For the operation of the operation, the operation button, the indicator light and the display instrument can be installed on the door of the box. After the box is opened, the internal equipment of the distribution box is all open for easy maintenance and repair. The distribution box is equipped with an air circuit breaker. The fuse is also equipped with a contactor and a thermal relay in addition to short-circuit protection. Both the door and the housing are welded with a grounding screw to ensure reliable connection of the housing to the ground.
■Cabinet shape and installation size

When: the cabinet size can be determined according to the customer's request for drawings.