Products and services
Primary Distribution Switchgear
The Electroalfa primary distribution switchgear are designed for 7.2; 12; 24 kV rated voltages and rated currents up to 4000 A.
The equipment comply with the technical standards of the companies providing power generation, transport and distribution nationwide as Transelectrica (the national electricity transmission operator), CEZ Group, E.ON AG, Electrica S.A.(regional electricity operators).
|Rated voltage Ur||12kV||24kV|
|Rated current Ir||maximum 4000A||maximum 2500A|
|Rated short-time withstand current Ik||maximum 50kA||maximum 25kA|
|Rated peak withstand current Ip||125kA||63kA|
|Resistence to frontal and side electric arc||maximum 50kA||maximum 25kA|
Technical data extended text: Medium voltage switchgears for primary distribution (.pdf)