17
(21) Output neutral copper bar
(22) Bypass-A input copper bar : Wiring must be used when mains-bypass separation
(23) Bypass-B input copper bar : Wiring must be used when mains-bypass separation
(24) Bypass-C input copper bar : Wiring must be used when mains-bypass separation
(25) Phase A mains-bypass common input connect copper bar
(26) Phase B mains-bypass common input connect copper bar
(27) Phase C mains-bypass common input connect copper bar
Control unit
(1) ECU1/2 : Centralized control unit
(2) Dry-contact unit
(3) monitor unit
(4) Intelligent slot
ECU unit
(1) PARALLEL port
(2) LBS port
(3) LED
Dry-contact unit