Products
Description
1、 Product standard
This product is in accordance with GB / T12706 1-2008 extruded insulated power cables and accessories with rated voltage from 1kV to 35kV, part I: cables with rated voltage of 1kV and 3KV and GB / T 19666-2005 general rules for flame retardant and fire resistant wires and cables. At the same time, they can also be produced according to IEC, British standards, German standards and American standards recommended by the International Electrotechnical Commission according to the needs of users.
2、 Scope of application
This product is suitable for fixed laying in distribution networks or industrial devices with power frequency rated voltage of 0.6/1 kV and below.
3、 Usage characteristics
Rated power frequency voltage u0.6 kV / u.
The maximum allowable long-term temperature of cable conductor shall not exceed 70 ℃.
Maximum temperature of cable conductor in case of short circuit (no longer than 5S):
Conductor section ≤ 300 mm2 160 ℃
Conductor section ≥ 300 mm2 140 ℃
The ambient temperature during cable laying shall not be lower than 0 ℃.
Cable bending radius: not less than 10 times of the outer diameter of the cable.
4、 Cable model
| Model | Name | Scope of application |
|---|---|---|
| NH-VV | Copper core PVC insulated PVC sheathed fire-resistant power cable | Indoor tunnels, cable trenches and other places cannot bear external mechanical forces. |
| NH-VLV | Aluminum core PVC insulated PVC sheathed fire-resistant power cable | |
| NH-VY | Copper core PVC insulated polyethylene sheathed fire-resistant power cable | |
| NH-VLY | Aluminum core PVC insulated polyethylene sheathed fire-resistant power cable | |
| NH-VV22 | Copper core PVC insulated steel tape armored PVC sheathed fire-resistant power cable | Indoor, tunnel, cable trench or directly buried underground, can be used in humid environment and places with high groundwater level, and can bear certain external mechanical force and certain tensile force. |
| NH-VLV22 | Aluminum core PVC insulated steel tape armored PVC sheathed fire-resistant power cable | |
| NH-VV23 | Copper core PVC insulated steel tape armored polyethylene sheathed fire-resistant power cable | |
| NH-VLV23 | Aluminum core PVC insulated steel tape armored polyethylene sheathed fire-resistant power cable |
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NG-A(BTLY) Copper core aluminum metal sheathed polyolefin sheathed isolated flexible mineral insulated fireproof cable
BTLY Series
MINGDA
Copper core
No.2555 longhu Avenue, Industrial East District, Xindu District, Chengdu city
Taobao
Trill:mingdaxl
Linl：Mingda group
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