Q:Is the cable head made of every building?

Generally have every building floor wiring closet must be connected to the big cable. The big cable comes in to do the cable head

Q:6 square cable up to how many air conditioning (1.5P)

If it is connected to the 220V of the electricity above the 6 square of the copper line can be

Q:5 air conditioning can be used 4 square cable

You do not use the 9V power supply, a long time will burn the router.You'd better measure the original adapter voltage, if you want to extend the power cord, it is best to use a thick line of reliable connection, you can not start now, you can not start Depending on whether the extension line is too thin, causing the voltage drop too much.It is necessary to extend the front end of the adapter can extend the 220V power cord.

Q:Can the main cable be aluminum cable? And explain why, thank you!

Reply to the landlord: I read a part of the literature, more Google is aware of the following part may be your reference weak construction specifications 1

Q:How do I ask for cable prices? How many tons is one or more?

Cable bridge grounding should belong to the protective grounding, grounding resistance at a cross point is not greater than 50 milliohms, no jumper no more than 5 milliohms

Q:Does anyone know the "line buckle" classification (including shape / size / material / has been some commonly used size!) Line deduction is a hardware products! For daily necessities!

heat shrinkable casing (MRSG) is a new environmentally friendly halogen-free flame retardant casing, inexpensive products, for wire, cable and wire terminals to provide insulation protection

Q:How much of the cable with the switch?

The switch is selected according to the current. General switch = (2-2.5) Current three-phase current = P / 1.732 / 0.38 / 0.8 Single-phase current = P / 0.22 / 0.8

Q:25 square copper cable how much money one meter?

3000w electrical work at 220V voltage is about 13.6A (current = power divided by voltage). Copper core line of the working current is generally a square 4-6A. That is to say you use 3-4 square power cord more secure.

Q:3 by 16 cable is a few flat? How? That 5 by 16?

1 Definitions and basic tasks Communication lines and ancillary facilities Routine inspection operations are based on regional characteristics of regular light cable line inspection and protection line publicity, timely detection of problems, troubleshooting factors to ensure smooth communication; communication lines and ancillary equipment to make up Strong, to ensure that the optical cable lines and ancillary equipment integrity is good to prevent the occurrence of failure

Q:What is the meaning of PG + digital markings for electrical wiring?

Will the general power cable control cable can do the largest square...