Vw 1 Cable Specification

Ul and ieee 383.

Vw 1 cable specification.

Applicable standards 2 1 the following standardsform a part of this specification to the extent specified herein. Xhhw is a general purpose building wire. The vw 1 flame test also known as the vertical wire flame test evaluates a wire cable s ability to resist fire while vertically suspended. It is a standardized test to measure how the outer jacket responds when exposed to a flame in a vertical orientation hence the abbreviation vw vertical wire.

Sjt cord is now available for purchase online in 100ft 500ft and 1000 ft put ups. All cables comply with ul s vw 1 vertical wire flame test. Vw 1 will be found on the jacket of the cable if it has a vw 1 rating. 1 0 and larger are ct cable tray rated.

Its characteristics include tinned copper conductors polyvinyl chloride pvc insulation and a 300 volt rating. Our sjt cord comes with a black gray yellow or white jacket and is available with european color code. Approved to use in circuits not exceeding 600 volts. Cables 1 0awgand largerpass ieee 1202 csaft4 70 000 btu hr cable tray flame test.

Ul assigns a different style number for each approved awm construction and creates a style page that lists a few specifications such as gauge size range insulation material temperature rating and voltage rating. Vw 1 rated cables are suitable when the vertical wire flame test is required. Sizes 1 0awg and largermay beused in cable trayin accordance with article 392 of the nec. It is conducted by using a single cable specimen portioned in a vertical position in a three sided metal enclosure that has a layer of untreated surgical cotton on the bottom.

The flame is applied for 15 seconds and repeated 4 more cycles after each time when the wire stops burning for a total of 5 cycles. Highly resistant to chemicals ozone and abrasion. Vw 1 ul1581 standard for vertical flame test this is a small scale test of the flammability of insulating materials. Ul1007 wire specifications the ul1007 pvc hook up wire is mainly used for the general purpose of the internal wiring of electronic and electrical equipment.

To pass the vw 1 test the wire must not burn longer than 60 seconds. Underwriters laboratory ul is a third party testing laboratory that certifies and tests products. Cross linked polyethylene xlp flame test. This item is sunlight resistant.

The vw 1 rating written on a cable specifies the flammability of the outer jacket.