selective with those specified for outgoing feeders. gen.

[adelaida]

Электрооборудование для завода

10.2.1 MAIN LOW VOLTAGE SWITCHGEARS
....
The PCC will be provided with No.2 normally closed main incomers and No.1 normally open bus bar tie controlled by means of an Automatic Transfer System (ATS).
The incoming circuit breaker **shall be selective with those specified for outgoing feeders.

Конец фразы не могу понять..
Спасибо за помощь!

[Rengo]

мб incoming circuit breaker shall be selective, as shall be circuit breakers specified for outgoing feeders