Manual transfer switch specification

manual transfer switch diagram

1.3.2 The transfer switch electrical actuator shall have an independent disconnect means to disable the electrical operation during manual switching. Maximum. UW Facilities Design Standard | Automatic Transfer Switches | July 2022 switching the main contacts slowly, and shall allow for manual transfer under1- This specification defines the requirements for Manual Transfer Switches assembled by PSI. Control Solutions. A.2- Manual Transfer Switches provided by PSI A. Manual transfer switch shall consist of (2) two mechanically-interlocked molded case circuit breakers; kirk-locks are not acceptable, cam-style male Voltage range shall be field adjustable. Include a two position selector switch to select either automatic or manual transfer operation with pushbuttons to