40.5-252kV. 1250-4000A IEC 62271-102 Outdoor AC Disconnector High
Voltage Products
Technical
specificApplication: In rated voltage 40.5~252kV power system, to
separating the circuits under off-load status, set up air
electrical clearning between the tested electrical apparatuses and
electrified circuit.
Standards: IEC 62271-102
Parameters: Rated voltage: 40.5-252kV.
Rated current: 1250-4000A.
Rated short time withstand current, 3s: 50kA.
Features: 1.Outstanding performances and reliable operation.
2.Free maintenance due to its stable contact pressure and
self-cleaning capability.
3.High anticorrosion capability.
4.Easy installation and adjustment.
| Item | | Unit | Parameter | | | |
| Rated voltage | | kV | 40.5 | 126 | 145 | 252 |
| Rated current | | A | 2000 | 2000 | 2000 | 3150 |
| Rated short time withstand current, 3s | kA | 40 | 40 | 40 | 50 |
| Rated peak withstand current | kA | 80 | 100 | 100 | 125 |
| Rated power frequency | to earth | kV | 95 | 230 | 275 | 460 |
| withstand voltage (rms) | Open contacts | kV | 110 | 230 + 70 | 315 | 460+145 |
| Rated lightning impulse | It' earth | kv | 185 | 550 | 650 | 1050 |
| withstand voltage (peak) | Open contacts | KV | 215 | 550+100 | 750 | 1050+200 |
| Rated tension of connecting terminal | Longitudinal | | 750 | 1000 | 1000 | 1500 |
| Horizontal | N | 400 | 750 | 750 | 1000 |
| Vertical | | 500 | 1000 | 1000 | 1250 |
| Min failing load | | N | 4000 | 6000 | 6000 | 8000 |
| ES induction Electromagnetic | Rated induction current | A | — | 50 | 80 | 80 |
| current coupling | Rated induction voltage | kV | — | 0.5 | 2 | 1.4 |
| switching Electrostatic capability coupling | Rated induction current A | — | 0.4 | 2 | 1.25 |
| Rated induction voltage | kV | — | 3 | 6 | 5 |
| Open/close bus switching circuit | A | — | 1600 | 1600 | 1600 |
| Mechanical life | | Time | 3000 | 3000 | 3000 | 3000 |
| Single pole weight | | kg | 80 | 240 | 300 | 650 |
Features:
• Compact design
• All steel parts either in stainless steel or hot-dip galvanized
• Solid and stable base frame
• Main contact with icing protection
• Insulators available in porcelain or alternatively in silicone
• Minimal sag for the line-connection thanks to the two fixed
terminals
• Completely maintenance antirust AL alloy -Arc chamber
• Switching-off procedure without external arc
• Short circuit making capacity under specific conditions possible
• Easy on-site installation and setting
• High reliability: up to 1’000 cycles (depending on the making
current)
• All conducting parts either silver, nickel or tin-plated
• Practically maintenance-free
Baikong electric was born and developed well Sichuan Baikong
Electrical Technology Co., Ltd is a complete set of high and low
voltage power distribution equipment automation equipment, set
production, research and development and sales Import and export
services and other integrated enterprises, the company is
headquartered in Pengzhou Industrial Park, Chengdu City.The
company's main products are box-type substation Medium and high
voltage power transmission and distribution equipment, low voltage
power distribution equipment, fire electrical equipment,
intelligent industrial electrical equipment, new energy and energy
storage electrical equipment, metering and protection power
distribution equipment, high and low voltage complete switchgear,
high voltage ring network cabinet, cable branch box,SF6 inflatable
cabinet, etc.
