• cross linked polyethylene insulated overhead cable System 1
cross linked polyethylene insulated overhead cable

cross linked polyethylene insulated overhead cable

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10kv cross-linked polyethylene insulated overhead cable
I. Product Properties:

1. The products shall comply with GB14049-93 national standards.
2. The cable's insulation resistance is not less than 1500MΩ.km (20 ℃).
3. After the cable is soaked in water for one hour, it can withstand 18kv high voltage tests and can not be breakdown for one minute.
II. Use characteristics:
1. This product is applied to overhead electric power with AC rated voltage U (Um) of 10 (12) kv.
2. The maximum long-term working temperature of cable conductor is 90 ℃.
3. The laying temperature should not be less than -20 ℃.
4. When short circuit (the longest duration should be less than 5 seconds) occurs, the maximum temperature of the conductor should not exceed 250 ℃.

Type and Specification:
Type
Number of cores
Cross-section
Description
Main use
JKYJ
1
25-240
Copper core cross-linked PE insulated overhead cables
When overhead fixed lying is carried out, flexible copper core products are used as transformers' down lead. When cables are set up, it should be considered that cables and trees shall be maintained in a certain distance, and when the cable is in operation, cables are allowed to contact trees frequently.
3
25-120
1
25-240
Flexible copper core cross-linked PE insulated overhead cables
JKTRYJ
3
25-120

Structure, size, and technical performance
Specification
Outer diameter of pressed conductor
Internal shielded thickness
Insulation thickness
Outer diameter of the cable
Cable Weight
Conductor pull-off force
Maximum resistance of the conductor
Water immersion AC voltage test
mm
mm
mm
mm14.2
kg/km
N
20℃Ω/km
KV
1×25
6.2
0.6
3.4
14.2
344
8465
0.749
18
1×35
7.2
0.6
3.4
15.2
445
11731
0.540
18
1×50
8.5
0.6
3.4
16.5
594
16502
0.399
18
1×70
10.2
0.6
3.4
18.2
792
23461
0.276
18
1×95
11.8
0.7
3.4
20.0
1034
31759
0.199
18
1×120
13.2
0.7
3.4
21.0
1280
39911
0.158
18
1×150
14.8
0.7
3.4
23.0
1566
49505
0.128
18
1×185
16.4
0.7
3.4
24.6
1897
61846
0.1021
18
1×240
18.6
0.7
3.4
26.8

2413

79823
0.0777
18


Q:i just want to select the power cable but i m having some confusion that when we select single core power cable we take current rating of that conductor but if we say 3-core cable has 200A capacity then it means that each core has this capacity or it is the the capacity of overall 3-cores
Current ratings for conductors are based on several factors including conductor type (Copper, Aluminum, other), insulation material (thermoplastic, rubber, asbestos composition), ambient temperature, length, exposure to weather, and numerous other factors stipulated by the NEC or local Code. The ratings are usually given for a single conductor in free air. Mulitiple current carrying conductors which share a conduit, raceway, or any other enclosure must be derated appropriately. See the source below for Code reference and rules of thumb.
Q:Can i make the CAT 5 speaker cable, explained on many websites, as a 4 gauge power wire from my battery to my amp?
No, the cat 5 wire will heat up too fast.
Q:I'm trying to plan out my new install and I'm debating whether or not to spend money on power cable adapters and run o gauge to a distribution block thats 0g in and 4g out, therefore running a 0 to 4g cable adapter inbetween every terminal on the distribution block --or-- to Instead run 0 to the distribution block and 4 from the block to everything. I have a 1200RMS sub amp and a 200RMS 4-Channel amp. Hi output alternator. Big 3. So if anyone can give me some advice on whether or not they're worth the money that would be awesome. Oh and my amps accept 4 gauge.
well hell yeah if you did the big 3 upgrade and end up useing 4gauge wire or thinner it will burn the wire or at least end up corroting it its too much current running through the wire and it might work for awhile but the wire will end up turning brown from the inside just go for the wire upgrade good luck
Q:I looked on 3 of my friends plus mine and looked at the cord that comes from the big block power supply thing for the xbox 360 and every one of them looked differant. Why is that?
one of them are for a regular tv and the other is for hd. if you look at the top of the cord( where it gets pulged into the xbox) there is a switch that says tv and hd. if you pulg in tv and switch the switch to hd you will notice you can't see anything
Q:I have my Clearwire modem but have lost the power cable. Does anyone know what I would look for in a replacement power cable.
I would probably call Clearwire's tech support or customer service line for that.
Q:The question above relates with the Transpose Line.One of the subtopics under Transmission Line Parameters in Power System.
If the adjacent line induces current in a nearby cable that would be a problem. Transposing results in one section having an induced current with a certain phase but the next section (after the transposition) has an induced current with the opposite phase. Over the length off the cable, the opposing induced currents will cancel each other out.
Q:I just bought it!
It's obviously faulty. You really should only hear the power brick fan if you put your ear up to it.
Q:i bought a car from some guy..he had 2 amps but he took out one...he had the power cable running from one amp to the other. i just recently bought another amp and i was wondering if its safe to do this.he said it was working fine..he was powering 2 10 subwoofers..thats what im planning to do
its safe but its better to run 2 separate wires due to you are wanting to use more power and one wire has a max load that it can handle...you run 2 and you will have more power to each amp
Q:On my power cable, (the thing that plugs into the wall, and laptop to charge it) well in the middle of the cord, there is a rectangle black box. What is it called, and what is the purpose of it?
its a transformer to cut the mains plug voltage down to the same voltage as the battery which will be around 16volts to 20 volts for a laptop,the desktop PC will have the same transformer built into the tower casing beside the fan,but you just cannot see it, and there will be a voltage selector switch for the country you are using it in ie-UK =220-240volts, USA=110 volts or similar,both the laptops and desktops use the same internal operating low voltages,and mains voltage would fry everything inside ,that's why they are fitted with the transformers.
Q:I have 2 subs and a amp, I have a hi/low converter so it will be able to work. I hooked it all up properly and i noticed i have a empty space on my amp. Its the power control cable. I have no idea how to hook this up to my FACTORY deck. Do i hook it up to the antenna? PLEASE HELP I NEED A ANSWER NOW please thanks-
continuously flow with a smart harness which you would be able to get at radioshack..you'll be able to need an antenna adapter. fool data way and defintitely quite certainly worth the money because it makes it a cinch to place in in sprint or flow reason you do not could decrease your production unit wires....

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