◎Overview

JXF power distribution box is suitable for AC 50 (60) HZ, voltage to 690V power supply system, for power or lighting distribution, suitable for industrial and mining enterprises and various civil buildings, with overload, short circuit and leakage protection. GB7251.1 "Low-voltage switchgear and control equipment" standard

◎Technical data

Rated working voltage 380 (690)

Rated working voltage 50HZ (60HZ

Rated operating current up to 630A

Rated short-time (1S) withstand current 30KA

Rated peak withstand current 63KA

Protection level|40, P54P66

◎Structural features

The box body is made of high-quality steel plate bent and welded, and is electrostatically sprayed and surface-mounted. The door is generally a single door, and can also be divided into upper and lower doors. In order to improve the protection level after the door is opened, a two-layer door can be added to expose the operation part of the component to the second floor door, which will greatly improve the operator's personal body. Safety

The top of the outdoor protective power distribution box is equipped with a rainproof awning. The door and the box body are U-shaped double-folded and embedded with rubber strips, and the protection grade is P54.

◎Use environment

The ambient temperature is not higher than +40 ° C, not lower than -5 ° C, and the average temperature within 24 hours is not higher than +30 ° C.

The ambient air is not higher than 50% at a relative temperature of +40 ° C. It may have a large relative humidity at a lower temperature, but condensation due to temperature changes (eg 90% at +20 ° C) should be considered.

Round equipment should be installed where there are no cracks and shocks, and where electrical components are not corroded.

The installation of the equipment and the inclination of the ground does not exceed 5 degrees.

Users can negotiate with the manufacturer if they have special requirements.

◎Shape and installation size

◎Installation and use

After the goods arrive at the scene, check whether the packaging is intact, whether the product has a scratch or not. If there is any problem, notify the manufacturer in time.

The product is installed on the channel steel base or cement base, and can be welded or bolted. The channel steel base is provided by the user.

The box should be dry and clean, the operation of the components is flexible, and there should be no stuck or excessive operating force.

The insulation resistance value measured by a 500V megger is not less than 1 megohm.

◎Download Google

The user should provide the following information when ordering

One system diagram and quadratic schematic

Product entry and exit line

Surface-sprayed color code or template

Special requirements that do not match the normal use of the product