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

The meaning of the letter: W refers to the halogen-free, D refers to the low smoke, Z refers to the flame retardant WDZ is halogen-free low smoke flame retardant jacket power cable. WDZC refers to halogen-free low smoke C-class flame retardant

Q:Wire and cable CCC product consistency is what

PVC line, the market is better with plastic, plastic, . Wantong, etc., if only home improvement, then the brand requirements do not need so high. Small brands are the same, we see the quality. Network cable, then preferred Ann or TCL.

Q:IPhone mobile phone data cable can not charge the power, the above shows the cable or accessories not certified can not work with the iPhone,

You are not very clear: how to start again? 300μF capacitor is normal? If the sound is normal (very small) after no-load start, the cable and the motor temperature are normal, the coil can be judged to be normal

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?

Do not know why not mislead. The The The The The Fire resistance is IECGBBS6387. GB is the general principle of flame retardant and fire resistant wire and cable, quoted the above criteria.............................................

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:How to determine how much wire and cable should be used, the current load and how the corresponding wire, such as 4BV, under what circumstances, YJV240 what circumstances, the load is much more

The second floor of the formula is correct, my space also have this formula, with armor and no armor in the current no difference, there are differences in the installation, usually buried to armor, overhead or bridge without armor, you give the model is not Armor, YJV-4 * 240 without armor, YJV-22-4 * 240 armor,

Q:How are various wire and cable models named?

Cable type a lot, here to give an example: ZRC-YJV22-0.6 / 1KV3 * 25 +2 * 16 This model specification means: C-class flame retardant (ZRC) XLPE insulated (YJ) PVC jacket 22) steel tape armor (0.6 / 1KV) 0.6 / 1 kV (3 * 25) 3 25 square (+ 1 * 16) plus two 16 square copper conductor flame retardant copper core steel tape armored cross-linked poly Ethylene insulated PVC sheathed low voltage electric power.

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

Set-top box with the AV cable connection: yellow - video, red and white - audio, corresponding to the TV's AV input interface can be connected (do not receive the TV component interface). As for the emergence of partial pink, the possible reasons are: . poor contact. You will re-connect the three-color AV cable to the set-top box, on the TV, to ensure good contact. . cable quality. Three-color AV cable may not be the quality, if you can replace a group of try, or use the DVD and other equipment connected with the TV to test the AV line with or without problems. . TV AV input failure. You can use other video source equipment connected to the TV test, such as: DVD, VCD machines and so on. . set-top box failure. May be set-top box AV output port problems, if there are multiple sets of AV output, you can try other port okay, not the case may be the quality of set-top box, call customer service it.

Q:This cable or accessory has not been certified and may not be able to work with this iphone reliably

The operation of the hydraulic pipe is very simple to see it will engage in their own, embedded more simple, and then get the construction site in accordance with the requirements of the drawings put away, tied with tie wire on the OK Mouth up the pipe to use cement bag to prevent good, to prevent the infusion of concrete, so buried even if the end

Q:IPhone6 This cable or accessories have not been certified how to solve

Labor costs you can and workers to discuss, and some labor costs are calculated in accordance with square meters, and some are calculated in accordance with the day, the specific or ask the local construction team