Zhengzhou Yifang Cable Co., Ltd
Zhengzhou Yifang Cable Co., Ltd Over 10 years International trade experience, Professional R& D department Strict quality control system.
Add to Cart
3.3/6.6KV XLPE insulated galvanized steel wire armour PE sheath 3x70mm2
1 Product Standard
This product is manufactured according to GB/T12706.2, equivalent to IEC60502.2. Or BS, DIN, ICEA standard as customer request.
2 Application
The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kv~26/35kv.
3 Operating characteristics
- Rated power-frepuency voltage U0/U: 3.6/6kv~26/35kv.
- Max.admissible operating temperature of the conductor:90℃.
- Max. short-circurt temperature of conductor shall not exceed 2500C. (5s maximum duration)
- The ambient temperature under installation should not below 00C.
- The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of a multi-core cable should not less than 15 times of the cable diameter.
4 Table of the voltage, cores and cross-section
| Item | Category A ,B | 3.6/6kV | 6/10kV | 8.7/15kV | 12/20kV | 18/30kV | 21/35kV |
| Category A ,B | 6/6kV | 8.7/10kV | 12/15kV | 18/20kV | - | 26/35kV | |
| Single core | mm2 | 25-1200 | 25-1200 | 35-1200 | 50-1200 | 50-1200 | 50-1200 |
| Three core | mm2 | 25-400 | 25-400 | 35-400 | 50-400 | 50-400 | 50-400 |
The cable with Category A rated voltage is used in the situation requiring not over 1 min. of grounding fault lasting time. For the cable with Category B rated voltage, the grounding fault lasting time normally is not over 1 hour, max. lasting time is not over 8 hours, annual ground fault lasting time altogether should not be over 125 hours, Category C includes all the system expect Category A and B.
5 Type and Name
| Type | Designation | Applications | |
| YJV | Copper conductor,XLPE insulated,PVC sheathed power cable | For laying indoors,in tunnel or cable trench,unable to bear external mechanical forces.Single core cable is not allowed to laid in magnetic duct. | |
| YJLV | Aluminum conductor,XLPE insulated,PVC sheathed power cable | ||
| YJY | Copper conductor, XLPE insulated,PE sheathed power cable | ||
| YJLY | Aluminum conductor, XLPE insulated,PE sheathed power cable | ||
| YJV22 | Copper conductor,XLPE insulated,steel tape armoured,PVC sheathed power cable | For laying indoors,in tunnel in cable trench,or direct in ground,able to bear external mechanical forces.Single core cable is not allowed to laid in magnetic duct. | |
| YJLV22 | Aluminum conductor,XLPE insulated,steel tape armoured,PVC sheathed power cable | ||
| YJV23 | Copper conductor,XLPE insulated,steel tape armoured,PE sheathed power cable | ||
| YJLV23 | Aluminum conductor,XLPE insulated,steel tape armoured,PE sheathed power cable | ||
| YJV32 | Copper conductor,XLPE insulated,steel wire armoured,PVC sheathed power cable | For laying indoors,in tunnel cable trench,well or direct in ground,able to bear external mechanical forces and certain pulling force. | |
| YJLV32 | Aluminum conductor,XLPE insulated,steel wire armoured,PVC sheathed power cable | ||
| YJV33 | Copper conductor,XLPE insulated,steel wire armoured,PE sheathed power cable | ||
| YJLV33 | Aluminum conductor,XLPE insulated,steel wire armoured,PE sheathed power cable | ||