Phenom 300 Electrical - DC Flashcards
How many batteries and what type are installed?
2, Lead Acid
What is the Amp Hour rating for each battery?
Batt 1: 34
Batt 2: 48
What is the minimum recommended battery temperature for battery start?
Standard: ___
Modified: ___
Standard: -10 C
Modified: -18 C
What is the minimum voltage required for a battery start?
24 V
Configuration: On ground, BATT 1 and BATT 2 in the OFF position. Which buses are powered? (2)
HOT BATT BUS 1
HOT BATT BUS 2
Configuration: On ground, BATT 1 and BATT 2 in the ON position. Which buses are powered? (6)
HOT BATT BUS 1
HOT BATT BUS 2
EMERGENCY BUS
DC BUS 1
DC BUS 2
CENTRAL BUS
What is the voltage range for the aircraft to accept GPU power?
25-30 V
What is the indication that the aircraft will accept GPU power?
GPU AVAIL (white) switch illuminated
What is the function of the 1 OPEN or 2 OPEN position of the BUS TIE switch?
Forces the respective bus tie open against system logic
Configuration: On ground, BATT 1 and BATT 2 in the ON position, GPU connected/powered, and GPU button pushed in, electrical system indicates 28V. Which buses are powered? (8)
HOT BATT BUS 1
HOT BATT BUS 2
EMERGENCY BUS
DC BUS 1
DC BUS 2
CENTRAL BUS
SHED BUS 1
SHED BUS 2
Which buses and equipment are powered by BATT 2 during engine start? (3)
HOT BATT BUS 2
CENTRAL BUS
ENGINE STARTER
Which buses are powered by BATT 1 during engine start? (4)
HOT BATT BUS 1
EMERGENCY BUS
DC BUS 1
DC BUS 2
How does DC BUS 2 receive power during engine start?
Quiet Start Contactor
Which buses are depowered during engine start? (2)
SHED BUS 1
SHED BUS 2
What is the position of the following contactors during engine start?
Bus Tie Contactor (BTC) 1: _____
Bus Tie Contactor (BTC) 2: _____
Bus Tie Contactor (BTC) 1: Open
Bus Tie Contactor (BTC) 2: Open
What is the position of the following contactors during normal operation?
Bus Tie Contactor (BTC) 1: _____
Bus Tie Contactor (BTC) 2: _____
Bus Tie Contactor (BTC) 1: Open
Bus Tie Contactor (BTC) 2: Closed
Configuration: In flight, normal operation. Which buses are powered by GEN 1? (4)
HOT BATT BUS 1
EMERGENCY BUS
DC BUS 1
SHED BUS 1
Configuration: In flight, normal operation. Which buses are powered by GEN 2? (4)
HOTT BATT BUS 2
CENTRAL BUS
DC BUS 2
SHED BUS 2
Configuration: In Flight, GEN 1 failure. What is the position of the following contactors?
Generator Line Contactor 1: ____
Shed Bus Contactor 1: ____
Shed Bus Contactor 2: ____
Bus Tie Contactor 1: ____
Bus Tie Contactor 2: ____
Generator Line Contactor 1: OPENS
Shed Bus Contactor 1: OPENS
Shed Bus Contactor 2: OPENS
Bus Tie Contactor 1: CLOSES
Bus Tie Contactor 2: REMAINS CLOSED
Configuration: In flight, GEN 1 already failed, now GEN 2 fails (Electrical Emergency). What is the position of the following contactors?
Generator Line Contactor 1: ____ _____
Generator Line Contactor 2: ____
Shed Bus Contactor 1: ____
Shed BUs Contactor 2: ____
Bus Tie Contactor 1: ____
Bus Tie Contactor 2: ____
Emergency Bus Contactor 1: ____
Emergency Bus Contactor 2: ____
Generator Line Contactor 1: REMAINS OPENS
Generator Line Contactor 2: OPENS
Shed Bus Contactor 1: REMAINS OPEN
Shed BUs Contactor 2: REMAINS OPEN
Bus Tie Contactor 1: OPENS
Bus Tie Contactor 2: OPENS
Emergency Bus Contactor 1: OPENS
Emergency Bus Contactor 2: CLOSES
What is the battery duration in the Electrical Emergency configuration following automatic or manual electrical transfer?
45 min
What is the purpose of the ELEC EMER button?
The ELEC EMER button manually forces the contactors into the electrical emergency configuration in the event system logic fails to complete the transfer.
