THHN / THWN-2 Copper Building Wire UL Listed 600V Cable-THHN-Medium Voltage Cable Manufacturers

THHN / THWN-2 Copper Building Wire
Voltage:	600V
Structure:	Conductor	Solid, Soft annealed bare copper
	Insulation	Heat and moisture resistant PVC insulation in various colors
	Sheath	External cover in polyamide (nylon)
	Insulation Colour	Red/Black/White/Blue/Green/Pink etc

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APPLICATION

CHARACTERISTICS

Low voltage electrical energy distribution; for use in electrical wiring of buildings, feeder circuits, branches and secondary industrial, commercial and residential indoor networks. Special for installations in abrasive sites or sites contaminated with oil, grease, gasoline, and other chemical substances. They are suitable for installation in ducts, pipes, boards, and cable trays according to RETIE article 20.3 literal J, from 12 AWG gauge and larger.

THHN

Thermoplastic PVC-insulated building wire, Nylon sheath, 90°C, 600 V, for dry and damp locations.

THWN

Thermoplastic PVC-insulated building wire, Heat resistant 75°C, for Wet and dry locations, flame retardant.

Voltage Rating Uo/U

600V

Temperature Rating

90°C dry and wet places

STANDARDS

ASTM B8； ASTM B 3； UL 83

CONSTRUCTION

Conductor

Solid, Soft annealed bare copper

Insulation

Heat and moisture resistant PVC insulation in various colors

Sheath

External cover in polyamide (nylon)

Insulation Colour

Red/Black/White/Blue/Green/Pink etc

Cond. Size	Strand Count	Diameter Over Conductor	Insul. Thickness	Jacket Thickness	Approx. OD	Approx. Weight	DC Resistance @ 20°C	Allowable Ampacity At 75°C	Allowable Ampacity At 90°C
AWG/ Kcmil	Minimum Number of Strands	mm	mm	mm	mm	KG/KM	Ω/KM	Amp	Amp


14	Solid	1.63	0.38	0.1	2.9	24.7	8.45	15	15
12	Solid	2.05	0.38	0.1	3.3	36.5	5.31	20	20
10	Solid	2.59	0.51	0.1	4.1	58.1	3.34	30	30
8	7	3.4	0.76	0.13	5.5	98.3	2.14	50	55
6	7	4.29	0.76	0.13	6.4	147.2	1.35	65	75
4	7	5.41	1.02	0.15	8.1	234.5	0.848	85	95
3	7	6.02	1.02	0.15	8.7	288.2	0.673	100	115
2	7	6.81	1.02	0.15	9.5	356.1	0.534	115	130
1	18	7.59	1.27	0.18	10.8	456.1	0.423	130	145
1/0	18	8.53	1.27	0.18	11.8	564.3	0.335	150	170
2/0	18	9.55	1.27	0.18	12.8	698	0.266	175	195
3/0	18	10.74	1.27	0.18	14	866.4	0.211	200	225
4/0	18	12.07	1.27	0.18	15.3	1079.5	0.167	230	260
250	35	13.21	1.52	0.2	17	1284.1	0.142	255	290
300	35	14.48	1.52	0.2	18.3	1528.4	0.118	285	320
350	35	15.65	1.52	0.2	19.4	1770.8	0.101	310	350
400	35	16.74	1.52	0.2	20.5	2007.8	0.0885	335	380
500	35	18.69	1.52	0.2	22.5	2481.2	0.0709	380	430
600	58	20.65	1.78	0.23	25	2995.8	0.059	420	475
750	58	22.28	1.78	0.23	26.7	3469.8	0.0472	475	535
1000	58	26.92	1.78	0.23	31.3	4896.4	0.0354	545	615

HOW SOON CAN YOU RESPOND CLIENT INQUIRIES?

Our team is available 24/7 to respond to customer inquiries and issues. Most issues can be resolved within 8 hours.
HOW IS YOUR DELIVERY TIME?

Generally, we can deliver regular machines to customers immediately within 7-30 days.
HOW SOON CAN YOU RESPOND CLIENT INQUIRIES?

Our team is available 24/7 to respond to customer inquiries and issues. Most issues can be resolved within 8 hours.

1.Sampling Tests

2.Type test items

Sampling test items: cable conductor DC resistance; finished cable withstand voltage test；conductor single wire diameter and deviation；insulation average thickness, thinnest point；the sheathed average thickness and thinnest poin；change rate of tensile strength and elongation of insulation and sheath before and after aging；insulated wire core withstand voltage test；hot extension test；ozone resistance test；finished cable flexure test, etc.