Product introduction:
The 289 bushing is mainly connected with the external power supplyin the SF6 inflatable cabinet, the rated current can be 630A-1250A.voltage grade 24kV, choose high quality epoxy resin and copper, usingno local release induction network, can shield ground or connected tolive display.
Product execution standards: IEC60502.4, GB/T12706.4,GB/T11022
Product features:
Incoming (outgoing) cables for SF6 gas-insulated cabinets
Integrated molded with epoxy resin
The conductive rod is made of T2 copper silver-plated material with high conductivity.
It can be used in conjunction with compatible separable cable connectors to provide full shielding and sealing.
Quick assembly and simple installation
Electrical performance parameters：
NKS-EB-24/1250- | Description | 1# 289 Epoxy Bushing | 2# 289 Epoxy Bushing |
| Technical Parameters | System Voltage | 12/24kV | 12/24kV |
Rated current | 630A | 1250A |
Frequency withstand voltage(AC) | 68kV/1min |
Partial Discharge | 26.4kV＜5pC |
Impulse voltage | 125kV ±10times |
Capacitance value
| 18±3PF
| 26±3PF |
| Size of the conductive rod |
| A | Φ25 | Φ32 |
| B | Φ25 | Φ32 |
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
