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Overhead Electrics Panel back to Panels Index (Photo by Rob Coulson)

Secondary AC Bus (illuminated when operative)Primary AC Bus (illuminated when operative)Essential AC Bus (illuminated when operative)Bus selector switch (Inverter 2 supplies Primary and Essential AC Busses when switch is selected to the right)Secondary Inverter INOP light (illuminated when INOP)Secondary Inverter switch (ON: Inverter in operation, OFF: Inverter inoperative)Primary Inverter switch (ON: Inverter in operation, OFF: Inverter inoperative)Primary Inverter INOP light (illuminated when INOP)Battery Isolate Switch (Battery is disconnected when switch is selected up-unguarded)Battery Isolate Switch (Battery is disconnected when switch is selected up-unguarded)Battery Overheat light (Battery overheat when illuminated)Battery Overheat light (Battery overheat when illuminated)Essential Power Switch (supplies DC power to Essential DC buses 1,2 and Essential AC bus)Essential DC Bus 1 (illuminated when operative)Essential DC Bus 2 (illuminated when operative)DC Power Switch (BAT: Batteries connected to Main Tie Bus, OFF: inoperative, EXT PWR: External power connected to Main Tie Bus)External Power light (Light On when external power is available)Standby Horizon switch (45 minutes of power available)Left Generator Ammeter (Indicates load on left generator) Max Continuous: 375 Amps, Overload: 400 Amps (30 minutes)Right Generator Ammeter (Indicates load on right generator) Max Continuous: 375 Amps, Overload: 400 Amps (30 minutes)Generators INOP light (Indicates both generators INOP)Left Generator Overheat LightRight Generator Overheat LightLeft Generator INOP light (illuminated when INOP)Right Generator INOP light (illuminated when INOP)Left Generator Switch (ON: power supplied to Main Tie Bus from left generator, OFF: no power supplied to Main Tie bus from generator)Right Generator Switch (ON: power supplied to Main Tie Bus from right generator, OFF: no power supplied to Main Tie bus from generator)Main Tie Bus (illuminated when power supplied to Bus)Main Bus (illuminated when power supplied to Bus)Load Shedding Switch (AUTO: Main DC bus not supplied when batteries are only source of power, MANUAL: Main DC bus also supplied by batteries only) Voltmeter (Indicates voltage of selected bus or source by 8 way switch below)DC Selector switch (displays voltage of selected source on voltmeter above)Ammeter (Indicates battery charge or discharge)Ammeter (Indicates battery charge or discharge)Indicates Frequency of selected BusIndicates AC Voltage on selected Bus)AC Selector Switch (5 way switch to connect selected bus to voltmeter and frequencymeter)Master Start Switch (START: arms the system for normal starting, SAFE: renders the system inoperative, BLOW-OUT: ignition system isolated allowing motoring cycle to be carried out)Selector Switch (LEFT HAND: to start left engine, RIGHT HAND: to start right engine)Starter On Warning Light (illuminates when the selector relay is closed and should be extinguished ata maximum of 30 seconds after depressing the start button)Starter Button Flight Data Recorder
designed by v1rotate designs 2001©