China OEM Internal relay 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 |
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| 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 |
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| 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 |
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With our leading technology also as our spirit of innovation,mutual cooperation, benefits and advancement, we'll build a prosperous future together with your esteemed organization forChina OEM Internal relay Suppliers –Medium Voltage Copper Cable– Holley, The product will supply to all over the world, such as: azerbaijan, Johor, Sao Paulo, Custom orders are acceptable with different quality grade and customer's especial design. We are looking forward to establish the good and successful cooperation in business with long terms from the customers of all over the world.
