Description

Technical Parameters

Certification

Tray Cable

PRODUCT REAL SHOT

Industrial Tray Cable

250 kcmil TC-ER – High-Capacity Feeder with Superior Abrasion Resistance

Long feeder runs and heavy loads demand a cable that maintains voltage stability over distance. 250 kcmil TC-ER tray cable delivers consistent power to distribution panels and large equipment with minimal voltage drop. The stranded pure copper conductors with PVC+Nylon dual-layer insulation provide excellent conductivity, while the rugged PVC jacket stands up to abrasion and mechanical stress in industrial environments. UL1277 and UL83 certified with a 600V rating, this cable is approved for exposed run installations in cable trays and raceways. The PVC+Nylon insulation resists moisture and oil, ensuring long-term reliability in industrial plants and power substations. This cable is a practical choice for facilities requiring dependable power distribution over moderate distances.

PRODUCT SPECIFICATIONS

PVC Nylon Industrial Cable

Product Description

The PVC/Nylon/PVC (THHN/THWN-2), 600V Power, TC-ER Direct Burial Cable consist of fully annealed bare copper Class B stranded conductors, covered with Polyvinyl Chloride (PVC) and oil and gas resistant Nylon insulation, unshielded and black PVC jacket. These cables are used in industrial power.

Applications

In conduit, duct, free air, raceways and direct burial, primary installations include cable trays, and outdoor locations
In wet or dry locations
Approved for Class I, Div. 2 industrial hazardous locations per NEC
Permitted for Exposed Run (ER) use in accordance with NEC for 3 or more conductors

Features

Rated at 90°C wet or dry
Ripcord (as needed)
Excellent sunlight resistance
Meets cold bend test at -25°C

SPECIFICATIONS
Conductor Count	Available in 3 or 4 conductors
Conductor	Fully annealed bare copper Class B compressed strand per ASTM B8
Gauge Sizes	Available in 12 AWG through 750 kcmil
Insulation	Polyvinyl Chloride (PVC) covered with All gauges are type THHN/THWN-2
Color Coding	Per ICEA S-58-679 Method 4 or Method 1, Table E-1 (K-1) or E-2 (K-2); additional color coding options available
Fillers	Non-hygroscopic fillers, as necessary to obtain a circular cross section
Ground Conductor	Uninsulated bare copper ground Optional: Insulated ground
Jacket	Polyvinyl Chloride (PVC)
Jacket Marking	00000 FT GREATER WIRE XXXAWG XX/C THHN/THWN-2 PVC JKT 600V 90C WET OR DRY TYPE TC-ER (UL) SUN RES DIR BURIAL MADE IN USA MMDDYYYY
Packaging	Non-returnable wood reels in a variety of lengths and dimensions
Performance Compliances	ASTM B3, ASTM B8 UL 83 UL1277 UL 1685 (flame exposure test) ANSI/NEMA WC 70/ICEA S-95-658 FT4/IEEE1202 (flame compliance) NEC
Other Compliances	EPA 40 CFR, Part 261 OSHA RoHS-compliant/RoHS 2-compliant REACH-compliant

TC-ER Tray Cable with THHN/THWN-2 Copper Conductors Data Sheet

Conductor Count	Conductor Size AWG/kcmil	Ground Size AWG	Insulation Thickness in (mm)	Jacket Thickness in (mm)	Approx. Overall Diameter in (mm)	Approx. Net Weight lbs/kft (kg/km)
3	12	12	0.020(0.51)	0.045(1.14)	0.39(9.9)	135(195)
4	12	12	0.020(0.51)	0.045(1.14)	0.43(10.8)	160 (237)
3	10	10	0.025(0.64)	0.045(1.14)	0.46(11.8)	200(291)
4	10	10	0.025(0.64)	0.045(1.14)	0.51(12.9)	240(356)
3	8	10	0.036(0.91)	0.060(1.52)	0.61(15.5)	305(453)
4	8	10	0.036(0.91)	0.060(1.52)	0.67(17.0)	380(561)
3	6	8	0.038(0.97)	0.060(1.52)	0.70(17.7)	440(652)
4	6	8	0.038(0.97)	0.060(1.52)	0.77(19.4)	550(812)
3	4	8	0.049(1.24)	0.060(1.52)	0.85(21.5)	640(952)
4	4	8	0.049(1.24)	0.080(2.03)	0.97(24.7)	850(1,260)
3	2	6	0.049(1.24)	0.080(2.03)	1.01(25.8)	980(1,455)
4	2	6	0.049(1.24)	0.080(2.03)	1.11(28.3)	1.235(1.836)
3	1	6	0.060(1.52)	0.080(2.03)	1.15(29.1)	1,210(1,800)
4	1	6	0.060(1.52)	0.080(2.03)	1.26(32.1)	1,540(2,286)
3	1/0	6	0.060(1.52)	0.080(2.03)	1.23(31.3)	1,450(2,154)
4	1/0	6	0.060(1.52)	0.080(2.03)	1.36(34.5)	1,850(2,750)
3	2/0	6	0.060(1.52)	0.080(2.03)	1.32(33.7)	1,745 (2,592)
4	2/0	6	0.060(1.52)	0.080(2.03)	1.46(37.2)	2,235(3,326)
3	3/0	4	0.060(1.52)	0.080(2.03)	1.44(36.5)	2,160(3,209)
4	3/0	4	0.060(1.52)	0.080(2.03)	1.59(40.3)	2,770(4,116)
3	4/0	4	0.060(1.52)	0.080(2.03)	1.56(39.5)	2,615(3,890)
4	4/0	4	0.060(1.52)	0.080(2.03)	1.72(43.7)	3,370(5,012)
3	250	4	0.071(1.80)	0.080(2.03)	1.71(43.4)	3,080(4581)
4	250	4	0.071(1.80)	0.110(2.79)	1.95(49.6)	4,090(6,083)
3	350	3	0.071(1.80)	0.110(2.79)	1.99(50.5)	4.265(6.340)
4	350	3	0.071(1.80)	0.110(2.79)	2.2(55.9)	5,505(8,186)
3	500	2	0.071(1.80)	0.110(2.79)	2.27(57.6)	5.850(8.701)
4	500	2	0.071(1.80)	0.110(2.79)	2.51(63.8)	7,580(11,276)
3	750	1	0.082(2.08)	0.110(2.79)	2.70(68.6)	8,535(12,700)
4	750	1	0.082(2.08)	0.140(3.56)	3.06(77.8)	11.295(16,807)

CERTIFICATIONS

THHN TC-ER Cable

PACKAGING

Large Wooden Reel

Large Wooden Reel

APPLICATION

Industrial Plant

Mining Facility

Power Plant

CASE

Battery energy storage system

Bechatw Power Station

Bingham Canyon Mine

WHY CHOOSE US

30Years of experience
in one-stop service

Dongguan Greater Wire & Cable Co., Ltd. is a professional engineering-grade cable manufacturer in China, supplying certified electrical cable solutions for building, industrial, mining, energy, and infrastructure projects worldwide.

With a 30,000 m² factory, 30 production lines, experienced engineers, and a strict quality control team, we provide reliable, traceable, and compliant cable products for international engineering applications. Our products are supported by certifications including SAA, UL, cUL, VDE, TÜV, CE, CB, IEC, BPS, and ISO.

We are committed to safety, quality, transparency, and long-term partnership. From raw material inspection to finished product testing, every batch is carefully controlled to ensure stable performance and dependable project use.

Greater Cable - Certified Quality. Reliable Supply. Engineering Value.

15K

Finished Projects

150+

professional staff

15K

happy clients

92+

awards & certifacates

PLANT EQUIPMENT

GLOBAL CERTIFICATIONS

Industrial Power Wiring

CUSTOMER PHOTOS

Medium Power Cable Systems

INTERNATIONL TRANSPORTATION

Sea Freight

We offer reliable sea freight solutions for large-volume orders. Your goods are securely packed and shipped in containers, ensuring cost-effective delivery to ports worldwide.

Air Freight

For faster delivery, our air freight service ensures your products reach international destinations quickly, with careful handling and full tracking along the way.

International Express

Need urgent shipments? Our international express service delivers small to medium orders efficiently, providing door-to-door service with real-time tracking for peace of mind.

COOPERATIVE PARTNER

We are looking for a cooperative partner to expand our business.

How To Cooperate With Us?

Simply share your requirements, receive our professional solution, confirm samples, and enjoy fast, reliable production and worldwide delivery - working with us is that easy.

Our address

Building 2, No. 40 Luxi 2nd Road, Liaobu Town, Dongguan City, Guangdong Province, China

Phone Number

+86 136 6257 9592

+86 135 1078 4550

E-mail

manager01@greaterwire.com

FAQ

How does 250 kcmil handle voltage drop over long runs?

250 kcmil's large cross-section significantly reduces resistance, keeping voltage drop within acceptable limits for most industrial feeder applications.

Is 250 kcmil suitable for underground conduit installations?

Yes, when installed in appropriate conduit with proper sealing to prevent moisture ingress, 250 kcmil performs reliably in underground applications.

What is the typical application for 250 kcmil in industrial settings?

Substation power distribution, main feeders to large distribution panels, and connections to medium-sized industrial equipment.

Can 250 kcmil be used as a service entrance conductor?

Yes, 250 kcmil is commonly used for service entrance conductors in commercial and industrial buildings with moderate load requirements.

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