完美世界有声小说全集,择天记,武道至尊帝临小说

Low voltage distribution box belongs to low voltage distribution terminal products. The types are divided into xl-21 power distribution box, JXF power lighting distribution box, pz30 modular terminal combined electrical appliance, DFW cable branch box, DBX meter box, JP cabinet, etc. It is mainly suitable for three-phase three wire, three-phase four wire power distribution series or lighting power distribution below 400V and 50Hz, such as:

1. Industrial and mining enterprises
2. Public utilities
3. Power system
4. Commercial housing
5. Airport Hospital
20190621091838_17047

2、 Overview

Xl-21: xl-21 low voltage power distribution cabinet is a new component designed by ourselves in China. Its shell is made of steel plate. It has the characteristics of compact structure, convenient maintenance and flexible combination of circuit scheme. Besides air circuit breaker and fuse, it can also be equipped with contactor and thermal relay. The front door of the box can be equipped with operation button and indicator light, and the power distribution cabinet can be equipped with air circuit breaker and fuse as circuit breaker protection When a knife switch is needed, its knife switch operating handle is installed on the upper part of the right column in front of the box, which can be used for switching power supply. There is a door in front of the distribution box. After the door is opened, all equipment in the distribution box is open, which is convenient for maintenance.

JXF:JXFX Type a power distribution box is a kind of box with customer's optional components and assembled into various control functions. Due to the various dimensions of the box, the box can be selected according to the size of the installation elements, which has reached the most reasonable space combination.

Pz30: pz30 series terminal combined distribution box, the distribution box adopts the form of steel plastic structure, the box base adopts steel structure and plating, the end cover is made of flame retardant engineering plastic injection molding, and is equipped with transparent polycarbonate protective cover. The distribution box not only has the aesthetic feeling of plastic art, but also has the firmness of steel structure. The transparent cover makes the working state of the switch electrical appliances clear at a glance. The electrical components in the distribution box are installed with guide rails, and the width of the components is 9mm. The layout is compact and reasonable, and the installation, disassembly and maintenance are very convenient. The miniature circuit breaker can be prepared according to the needs of users to form a beautiful, luxurious, high strength, impact resistant distribution box

JP cabinet: the comprehensive distribution cabinet of distribution transformer is referred to as JP cabinet. With the deepening of rural power grid transformation, a large number of JP cabinets are used in rural power lines and distribution stations. JP cabinet is designed to meet the requirements of standardization, miniaturization and outdoor type of rural low-voltage power distribution equipment. It integrates power distribution, metering, protection (overload, short circuit, leakage, snow proof) and capacitor reactive power compensation

DBX meter box: DBX series intelligent high protection meter box is made of new environmental protection engineering plastic polycarbonate (PC). It has high insulation, good transparency, anti ultraviolet, aging resistance, acid rain resistance, low temperature resistance, high temperature resistance, impact resistance and other properties. It also has good ventilation, defense and heat dissipation functions. Its normal service life is more than 20 years. The selection of epitopes is diversified and the functions of lead sealing measurement are supported. The shell material can also use stainless steel, high-quality galvanized steel plate, etc.

Last：KYN28-12 metal armored removable switchgear

97超碰国语国产97超碰_国产v亚洲v日韩v欧美在线_97国产在线一区不卡_偷拍国内老熟妇VIDEO_亚洲精品福利二区_欧美精品国产综合久久_8050午夜二级无码人妻_黄色网站欧美色图_聚焦最新 新闻_青青视频免费观看

97超碰国语国产97超碰_国产v亚洲v日韩v欧美在线_97国产在线一区不卡_偷拍国内老熟妇VIDEO_亚洲精品福利二区_欧美精品国产综合久久_8050午夜二级无码人妻_黄色网站欧美色图_聚焦最新新闻_青青视频免费观看