CJB20-2500/3T, CJB20-2500/4T, CJB20-2500/M
RoHS, ISO9001, En50181
12kV, 24kV
2500A
Type F (EN50181)
MV GIS Switchboard Extended Accessories
GCA
Carton Box
P. R. China
8547900000
Product Description
2500A Outside Cone Screened Bus Bar System up to 24kV (Interface F)


2500A Outside cone screened bus bar connectors are designed for connecting with type F interface bushing according to
EN50180, EN50181, DIN47636. Electrical specification according to standard of IEC 60502-4, IEC 62271-1.
CJB20-2500/M
CJB20-2500/M is a screened bus bar, made of silicone rub-ber and copper bar. The rated current is 2500/A, application for up to 24kV. The selection length of bus bar according to distance between bushings center.
CJB20-2500/4T
CJB20-2500//4T is a screened bus bar intermediate connector, made of silicone rubber, de-signed to connect with the bus bar CJB20-2500//M.
CJB20-2500/3T
CJB20-2500//3T is a screened bus bar end connector, made of silicone rubber, designed to connect with the bus bar CJB20-2500//M.
Selection guide
The standard length of L (distance between bushing center) is 600, 650, 750, 800, 900, 1200mm, other length is available
as requested.

Technical data
Test Item | Test value |
AC voltage withstand | 54kV, 5min |
AC voltage withstand | 65kV, 1min |
Partial discharge | 20kV, ≤5pC |
Thundering impulse voltage withstand at 10 positive and 10 negative | 125kV |
Thermal short-circuit | 31.5kA, 4s |
Dynamic short-circuit | 80kA |

Application















