UL83 Standard 14AWG THW PVC Insulation Electrical Wire
This category covers thermoplastic-insulated wire for use in accordance with Article 310 of ANSI/NFPA 70, "National Electrical Code."
TW – Indicates a single conductor having flame-retardant, moisture-resistant thermoplastic insulation. The wire is rated 60°C wet or dry.
THHN – Indicates a single conductor having flame-retardant and heat-resistant thermoplastic insulation with a jacket of extruded nylon or equivalent material. The wire is rated 90°C dry only.
THW – Indicates a single conductor having flame-retardant, moisture- and heat-resistant thermoplastic insulation. The wire is rated 75°C wet or dry.
THW-2 – Same as THW except that the wire is rated 90°C wet or dry.
THHW – Indicates a single conductor having flame-retardant, moisture- and heat-resistant thermoplastic insulation. The wire is rated 90°C dry and 75°C wet.
In place of three of the markings described above, the following multinational markings may be used:
"SR" in place of "Sunlight Resistant"
"PR" in place of "Oil Resistant"
"GR" in place of "Gasoline and Oil Resistant"
Each conductor shall be insulated with PVC insulation complying with requirements of UL Standard 83 for Types THHN or THWN,THW , UL Standard 1063 for Type MTW and CSA C22 .2 No. 75 for T90 Nylon . In addition, Types THWN or THHN shall comply with the optional Gasoline and Oil Resistant II rating of UL Standard 83. The insulation on stranded sizes shall also comply with UL requ irements for 105°C Appliance Wiring Material.
The average thickness of PVC insulation, for a given conductor size , shall be as specified in UL Standard 83 for Types THWN or THHN,THW. The minimum thickness at any point, of the PVC insulation, shall be not less than 90% of the specified average thickness. The minimum thickness at any point of the nylon sheath, shall be as specified in UL Standard 83 for Types THWN or THHN . The PVC insulation shall be appl ied tightly to the conductor and shall be free-stripping .
Cable details :
|Norminal Cross Sectional Area (AWG)||No.of wire||Conductor diameter. (mm)||Insulation |
Established in 1993, Hebei Huatong Wires and Cables Group Co., Ltd covers an area more than 220,000 square meters, owning more than 420 sets manufacturing equipment and more than 250 sets of testing equipment or apparatus. Our annual production capacity is 3 billion Chinese Yuan. Now there are more than 800 employers in our company, among which more than 150 are technicians. With the continuous efforts from all the employers, Hebei Huatong Wires and Cables Group Co., Ltd has realized great development to become a modern enterprise and one of the comprehensive, largescale enterprises in domestic wire and cable industry. Our products are widely used in the field of electric power, coal, metallurgy, petrochemical industry, railway, national defense, construction, aviation and other national key projects. Our products have extensive influence and good reputation in both domestic and worldwide market, such as the United States, Holland, Italy, Russia, Britain, Australia, New Zealand, Ethiopia, Ghana, Algeria,Congo, Middle East and Southeast Asia and so on.
(1)When can I get the price?
We usually quote within 6 hours after we get your inquiry. If you are very urgent to get the price, pleasecall us or tell us in your e-mail so that we will regard your inquiry priority.
(2).How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality. Sample is free, but the freightcharge should be paid.
(3).How long can I expect to get the sample?
After you pay the freight charge and send us confirmed files, the samples will be ready for delivery in 3-7days. The samples will be sent to you via express and arrive in 3~5 days. You can use your own express account or prepay us if you do not have an account.
(4).What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order.The best record we keep is delivering 10 kilometers cable within a week. Generally speaking, we suggest that you start inquiry two months before the date you would like to get the products at your country.
(5)What cables does Hua Tong manufature?XLPE insulating power cables with voltage up to 35kV, PVC insulated power cables, mining cable, general rubber sheathed flexible cable, Submersible oil pump cable, locomotive vehicle cables, elevator cable,shipboard cable, nuclear station cables, prefabricated branch cables, ABC cables, control cables, special cables, the motor winding connecting conductors, aluminum stranded conductor (AAC) and aluminum stranded steel-core reinforced conductor (ACSR) so on.
(6). Which payment terms do you accept?
A: The payment term varies with different price level and total value of every contract.
The following are most common terms:
a.100% TT advance for small amount orders.
b.30% T/T down payment, balance payment negotiable accordingly.
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