China OEM Molded case circuit breaker 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 |
Product detail pictures:
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We believe in: Innovation is our soul and spirit. Top quality is our life. Purchaser need is our God forChina OEM Molded case circuit breaker Suppliers –Medium Voltage Copper Cable– Holley, The product will supply to all over the world, such as: Belgium, Suriname, Honduras, Our company abides by the management idea of "keep innovation, pursue excellence". On the basis of assuring the advantages of existing products, we continuously strengthen and extend product development. Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
