70mm earthing cable – JYTOP Cable https://www.baoliyy.com Manufacture AAC/AAAC/ACSR CONDUCTOR,XLPE Cable, PVC Cable, ABC Cable, Power Cable Tue, 10 Dec 2019 07:45:38 +0000 en-US hourly 1 https://wordpress.org/?v=5.2.26 70mm2 electric earthing cable pvc ground wire for transmission lines https://www.baoliyy.com/70mm2-electric-earthing-cable-pvc-ground-wire-for-transmission-lines/ https://www.baoliyy.com/70mm2-electric-earthing-cable-pvc-ground-wire-for-transmission-lines/#respond Tue, 10 Dec 2019 07:45:38 +0000 https://www.baoliyy.com/70mm2-electric-earthing-cable-pvc-ground-wire-for-transmission-lines/
Product Description

 

1. The rated voltage of the wires should equal to or higher then the rated voltage of the system when wires are used at AC system. If the wires are used at DC system, the rated voltage of system should lower then 1.5 times as high as rated voltage of cable and wires. The working voltage of the system could be 1.1 times as high as the rated voltage of the cable.

2. The long term working temperature should lower then 70oC. The working temperature of BV-90 should lower then 90°C. And the laying temperature should higher then 0°C.

Nominal section
(mm 2 )		 Number/diameter of core
(mm)		 Maximum outer diameter

(mm 2 )

 Reference weight
(Kg/km)		 Conductor resistance at 20°C
≤(Ω/km)
copper aluminum aluminum copper
1.5(A) 1/1.38 3.3 20.3 —– —– 12.1
1.5(B) 7/0.52 3.5 21.6 —– —– 12.1
2.5(A) 1/1.78 3.9 31.6 17 11.80 7.41
2.5(B) 7/0.68 4.2 34.8 —– —– 7.41
4(A) 1/2.25 4.4 47.1 22 7.39 4.61
4(B) 7/0.85 4.8 50.3 —— —– 4.61
6(A) 1/2.76 4.9 65 29 4.91 3.08
6(B) 7/1.04 5.4 71.2 —- —- 3.08
10 7/1.35 7.0 119 62 3.08 1.83
16 7/1.70 8.0 179 78 1.91 1.15
25 7/2.04 10.0 281 118 1.20 0.727
35 7/2.52 11.5 381 156 0.868 0.524
50 19/1.78 13.0 521 215 0.641 0.387
70 19/2.14 15.0 734 282 0.443 0.268
95 19/2.52 17.5 962 385 0.320 0.193
120 37/2.03 19.0 1180 431 0.253 0.153
150 37/2.25 21.0 1470 539 0.206 0.124
185 37/2.52 23.5 1810 666 0.164 0.0991
240 61/2.25 26.5 2350 857 0.125 0.0754

 

 

Packaging & Shipping

 

Company Information

As you know there are so many cable manufactures, ZHENGZHOU HONGDA CABLE CO., LTD is one of the biggest manufactures in china-mainland. We will give you a perfect shopping experience . If you need visit our factory , we will meet you at the airport or train station.

 

Also we can offer other service 

Custom Merchandise:we can make cable as your need include the color ,size and so on.we also offer OEM .

Complete Course Tracking:we can offer you the service from the business begin to you get the cable and use it 

Cable sample : we can offer the sample free

 

Cable Test Machine In Our Workshop

 Certificate 

 

Contact us

If you have another question, pls feel free to contact us  below

 

 

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