Ⅰ. Introduction to ZS 280 Epoxy Bushing
Mainly used in the branch box,the ratedcurrentcanbe630A1250A,the voltage levelcanbe used for 12kV，the materialselection of high quality epoxy resin and copper,using no localrelease induction network, can shield the ground or connected tothe live display.
Ⅱ. Features of ZS 280 Epoxy Bushing
ZS 280 epoxy bushings are designed specifically for environmentally friendly gas-insulated switchgear, ensuring efficient and secure connection of incoming and outgoing wiring, meeting the stringent environmental and insulation performance requirements of modern power systems.
1. Epoxy resin one-piece molding
Utilizing advanced epoxy resin one-piece molding technology, the insulators ensure overall structural strength and insulation performance, while also enhancing product durability and reliability.
2. Highly Conductive T2 Copper Silver-plated Conductive Rods
Made of T2 copper with a silver plating treatment, the conductive rods offer extremely high conductivity, effectively reducing resistance, improving power transmission efficiency, and minimizing energy loss.
3. Fully Shielded and Sealed
When used with compatible detachable cable connectors, they provide a fully shielded and sealed connection solution, effectively preventing external interference with power transmission while protecting operator safety.
4. Quick Assembly and Simple Installation
Designed with user-friendliness in mind, they support quick assembly and simple installation, significantly shortening construction time, lowering installation costs, and improving project efficiency.
Ⅲ. Electrical Performance Parameters of ZS 280 Epoxy Bushing
NKS-EB-12/1250- | Description | 1# ZS 280 Epoxy Bushing | 2# ZS 280 Epoxy Bushing |
| Technical Parameters | System Voltage | 12kV |
Rated current | 630A | 1250A |
Frequency withstand voltage(AC) | 42kV/1min |
Partial Discharge | 15kV＜5pC |
Impulse voltage | 95kV ±10times |
Capacitance value
| 18±3PF
| 26±3PF |
| Size of the conductive rod |
| A | Φ30 | Φ30 |
| B | Φ30 | Φ30 |
| Remarks | The middle part of the conductive rod is less than 30mm |
|
The product has passed the inspection and certification of the China Electric Power Research Institute (CEPRI) Power Industry Electrical Equipment Quality Inspection and Testing Center
Type test reference standard: IEC 60502-4:2010 GB/T 12706.4-2008
