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Type NM-B-Copper conductor-600V

Type NM-B-Copper conductor-600V

Type NM-B broad range of usage as defined in Article 334 of the National Electrical Code (NEC). Type NM-B cable is commonly used for residential wiring of luminaries, devices and appliances. Type NM-B ampacity limitation shall be in accordance with the 60ºC conductor temperature rating, as specified in the NEC. Type NM-B is rated 600-volt for both exposed and concealed work in normally dry locations. Type NM-B may be installed or fished in air voids and joints and in masonry block or tile walls where such walls are not exposed to, nor subject to, excessive moisture or dampness.

Feature :

2-conductor construction has the insulated conductors laid parallel with a bare copper ground wire wrapped in fire-retardant paper and laid parallel between the insulated conductors. The entire assembly is wrapped with a paper separator before applying the PVC outer jacket. 3 and 4 conductor constructions may have the insulated conductors laid parallel or twisted together before applying the SuperSlick Elite color-coded PVC jacket.

Specification :

Size

(AWG or KCMIL)

No.of Strands

Ground Wire Size

(AWG)

Insulation Thickness

(in)

Allowable Ampacity

(Amps)2

PVC

Nylon

14/2 G1

Solid

14

0.015

0.004

15

12/2 G1

Solid

12

0.015

0.004

20

10/2 G1

Solid

10

0.020

0.004

30

8/2 G1

7

10

0.030

0.005

40

6/2 G1

7

10

0.030

0.005

55

14/3 G1

Solid

14

0.015

0.004

15

12/3 G1

Solid

12

0.015

0.004

20

10/3 G1

Solid

10

0.020

0.004

30

8/3 G

7

10

0.030

0.005

40

6/3 G

7

10

0.030

0.005

55

4/3 G

7

8

0.040

0.006

70

2/3 G

7

8

0.040

0.006

95

14/4 G&14/2-2 G3

Solid

14

0.015

0.004

15

12/4 G&12/2-2 G3

Solid

12

0.015

0.004

20

10/4 G3

Solid

10

0.020

0.004

30



Standard :

Conductors
Solid 14-10 AWG soft, uncoated copper, per ASTM-B3; Stranded 8 AWG conductor and larger uncoated, copper ASTM-B8

Insulation
Color-coded Polyvinyl Chloride (PVC) compound meeting the required thickness of Type THHN or THWN-2 with a heat-stabilized
Nylon jacket rated for 90°C in dry locations.

Grounding Conductor
Soft, uncoated copper per ASTM-B3 and/or ASTM-B8

Jacket
A 30-mil, color-coded, flame retardant and moisture resistant PVC jacket is applied over the completed assembly
as follows: 14 AWG White I 12 AWG Yellow I 10 AWG Orange I 8 AWG Black I 6 AWG Black



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