中文字幕观看,欧美影院,女人荫蒂被添全过程

XC distribution box

XC series lighting metering distribution box has passed the national compulsory product (CCC) certification. XC series lighting metering distribution box (commonly known as meter box) is used for metering lighting and power distribution. Our company has a complete processing capacity of metering distribution box for Guangzhou Power Supply Bureau. The products are mainly used for metering terminal power distribution in office buildings, shops, hospitals, hotels, restaurants, residential buildings, high-rise buildings, workshops, workshops and other industrial and civil buildings.

Features and highlights

The shell of metering distribution box is made of high-quality cold-rolled steel plate, and the door of the box is provided with an observation hole;

For single-phase meter box and three-phase meter box without switch, the cable directly enters and connects to the wiring bus bar, and the user of each unit directly goes from the watt hour meter. For the single-phase meter box with single-phase switch, the cable is connected to the wiring bus bar, and connects from the outlet end of the switch to the unit user, and the lead seal wire is used after the installation and commissioning;

Cable inlet and outlet from the top or bottom are available. The switch room is equipped with three-phase wiring bus bar and protective grounding bus bar, which is convenient to realize single-phase two-wire, single-phase three-wire, three-phase four-wire and three-phase five-wire power supply. The box is equipped with lead sealing screws, and the line partition can be made according to the customer's requirements to separate the switch from the meter.

法国空姐4终极版免费,空中宝贝2(法国),电影高压监狱法国正版的,法国色情巜做爰4,法国色情巜放纵的肉体,法国色情巜厨房激战4