Q:What are the varieties of wire and cable (detailed point)

Cable regardless of the definition of the number of elements in the definition of a few such as: YJV-3 * 50 + 1 * 16 calculated the number of lines is always a different, different wire rules Model input: bv-2 * 2.5 / bv-3 * 4 (different material), bv-2 * 2.5 + 3 * 4 (the same material)

Q:The data line is my online to buy the extension of the line, has been able to use, and today suddenly can not charge the electricity, and pop up the tips, which is why? More

This situation generally have to extend the line triangle can link the ground, the two feet when you use the foot to feel the foot, and step on the bench as long as the non-conductive feel. No seriousness

Q:What brand of cable is good, what are the top ten brands of wires?

Mainly to distinguish the ground which is the ground, the color of the ground is generally yellow-green; wire two is the fire line L and zero line N, no ground wire, look at the plug on the LN mark, the corresponding good.

Q:What is the difference between the WDZ wire and cable, the ZR wire cable and the NH wire and cable, and what kind of wire and cable should be used?

BV1 * 2.5 is a 2.5 square line. 2 * 2.5 is two 2.5 square lines. 3 * 2.5 is three 2.5 square lines. 4 * 2.5 is the 4 2.5 square line lighting wire power cord with 2 * 2.5. Light wire with 1.5 is enough. Socket (pipe) with three 2.5 square lines, you can also use 3 * 2.5 a. 4 * 2.5 for three-phase motors.

Q:Apple mobile phone does not support this charge when charging this thing how to charge

Charging line and the phone does not match, for the good point of the line just fine

Q:Apple 6splus charge may not support this accessories how to do more

5 small cable, if you feel high cost Can be from the distribution box to the circuit The first light using a small cable low-voltage bus to the equipment side, due to the power distribution room to the equipment side will appear more climbing, bus installation climbing very troublesome and affect the beautiful, The bus outlet cabinet uses cables and installs the transfer box on the busbar

Q:Engineering materials inspection, all types of cable wires should be issued a test report?

You look at your TV behind the interface dvd are generally with the color of the port (green red and blue) interface you dvd the best copy of the flowers deduction ditch dumplings evil spear that interface on the LCD TV certainly with that color interface so that your set-top box Then the av interface (yellow) video port on the line there is a way set-top box with a terminal is the same as the mouse with the same interface with the mouse with the video port plus two voice interface on the line that is better than the av interface can also solve the problem LCD TV certainly Will take that interface you look at the set-top box and dvd have any different interface on the use of the impossible can not only two mouth it (yellow interface) and 40-inch LCD TV is generally high-end are generally two An av channel input you are inserted two lines are also ah

Q:Rt, the charger did not change, has been no problem before, today just plugged into the charger, the results appear as if the problem, before the out of this problem, and now only ipad power off after the power can not be charged, and ipad start , Then immediately prompted the title, can not charge more

Budget 1W5 requires the whole machine to include the display of the monitor not too big too much Not used to more

Q:Apple 6 Charging Why always show this cable has not yet been certified

And I answered the other person's question is very similar: . the line of the banding distance of not more than 1.2 meters, the two ends of the wire box outlet tube 15CM should be ligation; . casing embedded, then through the basement wall, the surface must be installed rigid Waterproof casing, that is, steel pipe + water ring; through the fire pool, living pool: flexible waterproof casing; (wing ring specific practices can be collected online related Atlas); through the floor, according to whether the design requirements , Under normal circumstances PVC casing on it. Note: . rigid waterproof casing, flexible waterproof casing is a one-time reserved in place, through the floor of the casing of the flower lamb to suppress the barge of Xi Jie Xi Xi shou, is the first stay hole, when the installation of riser Casing, because the floor casing has every layer, the location of the reservation will always be biased, in order to ensure vertical vertical pipe, and finally unified hanging line repair hole and then install the riser and casing. . now most of the bathroom are dirty, waste and diversion, and more of the riser, and so on, the air conditioning casing of all the shear wall should be embedded, to avoid the subsequent damage to the structure of drilling (no stay can only drill) Note that the location of the hole and the installation of the riser will affect the opening of the toilet window. . the casing is the casing, riser is the riser, casing than the riser model 1 to 2 level. . plate at the end of flat, board 2 to 5CM higher to see if you need to do leveling layer.

Q:Cable a fire line power and why the other did not pick up the line with a pen test also have electricity? Answer detailed point

Megohmmeter, such as measuring insulation normal, that is, induction power, the other line after grounding, the pen measured no electricity.