OEM Famous Ring main unit Suppliers –Medium Voltage Copper Cable– HolleyDetail:
Specifications
DESCRIPTION | UNIT | VALUE | VALUE | VALUE | VALUE | VALUE | VALUE | VALUE | |
1 | GENERAL |
| 1X70mm2 8.7 / 15 (17.5) kV | 1x120mm2, 8.7 / 15 (17.5) kV | 1×150 mm2, 8.7 / 15 (17.5) kV | 1x70mm2, 18/30 (36) kV | 1X120mm2 FOR 18/30 (36) kV | 1×185 mm2, 8.7 / 15 (17.5) kV | 1X185mm2 FOR 18/30 (36) kV |
| Standard |
| NTP IEC 60502-2 | NTP IEC 60502-2 | NTP IEC 60502-2 | NTP IEC 60502-2 | NTP IEC 60502-2 | NTP IEC 60502-2 | NTP IEC 60502-2 |
2 | DESIGNATION N2XSY | 1 x 70 mm2 | 1 x 120 mm2 | 1 x 150 mm2 | 1 x 70 mm2 | 1 x 120 mm2 | 1 x 185 mm2 | 1 x 185 mm2 | |
| Rated Voltage Uo / U (Uo) | kV | 8.7 / 15 (17.5) | 8.7 / 15 (17.5) | 8.7 / 15 (17.5) | 18/30 (36) | 18/30 (36) | 8.7 / 15 (17.5) | 18/30 (36) |
| Maximum temperature under normal conditions | ° C | 90 | 90 | 90 | 90 | 90 | 90 | 90 |
| Maximum short-circuit temperature (5 s. Maximum) | ° C | 250 | 250 | 250 | 250 | 250 | 250 | 250 |
3 | PHASE CONDUCTOR | ||||||||
| Standard | NTP IEC 60228 | NTP IEC 60228 | NTP IEC 60228 | NTP IEC 60228 | NTP IEC 60228 | NTP IEC 60228 | NTP IEC 60228 | |
| Material | Uncoated Annealed Copper | Uncoated Annealed Copper | Uncoated Annealed Copper | Uncoated Annealed Copper | Uncoated Annealed Copper | Uncoated Annealed Copper | Uncoated Annealed Copper | |
| Purity | % | 99.9 | 99.9 | 99.9 | 99.9 | 99.9 | 99.9 | 99.9 |
| Nominal section | mm2 | 70 | 120 | 150 | 70 | 120 | 185 | 185 |
| Class | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Minimum number of wires | No. | 19 | 37 | 37 | 19 | 37 | 37 | 37 |
| Density at 20 ° C | gr / cm3 | 8.89 | 8.89 | 8.89 | 8.89 | 8.89 | 8.89 | 8.89 |
| Electrical resistivity at 20 ° C | Wmm2 / m | 0.017241 | 0.017241 | 0.017241 | 0.017241 | 0.017241 | 0.017241 | 0.017241 |
| Maximum electrical resistance in DC at 20 ° C | Ohm / km | 0.268 | 0.153 | 0.124 | 0.268 | 0.153 | 0.099 | 0.099 |
| Insulation | ||||||||
Material | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | XLPE-TR (Tree Retardant Cross-linked Polyethylene) | ||
Colour | natural | natural | natural | natural | natural | natural | natural | ||
Average nominal thickness | mm | 4.5 | 4.5 | 4.5 | 8 | 8 | 4.5 | 8 | |
| Screen |
|
|
|
|
|
|
|
|
Semiconductor tape or extruded compound semiconductor on the conductor | YES | YES | YES | YES | YES | YES | YES | ||
About the insulator | |||||||||
Semiconductor tape or extruded composite semiconductor | YES | YES | YES | YES | YES | YES | YES | ||
| Copper wire braided mesh or tape with resistance less than 3 ohm/km at 20 ° C |
| YES | YES | YES | YES | YES | YES | YES |
Sheath | |||||||||
Material | PVC –ST2 | PVC – ST2 | PVC – ST2 | PVC –ST2 | PVC – ST2 | PVC – ST2 | PVC – ST2 | ||
Colour | Red | Red | Red | Red | Red | Red | Red | ||
Minimal thickness | mm | 1.2 | 1.2 | 1.3 | 1.4 | 1.5 | 1.4 | 1.6 | |
| Tests |
|
|
|
|
|
|
|
|
Insulation Continuity Test Voltage | kV | 30.5 | 30.5 | 30.5 | 63 | 63 | 30.5 | 63 | |
Insulation construction process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process | Through simultaneous triple extrusion process |
Product detail pictures:

Related Product Guide:
The client satisfaction is our primary concentrate on. We uphold a consistent level of professionalism, top quality, credibility and service forOEM Famous Ring main unit Suppliers –Medium Voltage Copper Cable– Holley, The product will supply to all over the world, such as: Zimbabwe, Mecca, Palestine, we're now looking forward to even greater cooperation with overseas customers based on mutual benefits. We are going to work wholeheartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.