Electrical, page 07-10-1

Question 1

Primary electrical us on the CL650 is AC or DC

Answer 1

115 volts AC

Question 2

How many sources of AC power

Answer 2

2 engine driven AC generators, I APU driven AC gen, ADG, and an AC cart

Question 3

Were is the AC receptacle

Answer 3

Right side of the forward fuselage (right nose section)

Question 4

What is the primary source of DC power

Answer 4

4 Transformer Rectifier Units (TRU)

Question 5

Were are the TRU’s located

Answer 5

Nose compartment

Question 6

How many batteries for provide DC power

Answer 6

2

Question 7

Were are the DC batteries located

Answer 7

Main battery in the nose and APU battery in the aft equipment bay

Question 8

Were is the DC electrical receptacle

Answer 8

Rear fuselage below the right engine

Question 9

How many circuit breaker panels are there

Answer 9

6. Four on the flight dick, one in the aft equipment bay and forward avionics bay

Question 10

How many AC buses are there

Answer 10

6

Question 11

Name the AC buses

Answer 11

AC Ess
AC utility 1/2
AC bus 1/2
ADG bus

Question 12

Each AC gen is protected by a GCU. When will they trip

Answer 12

Over/under voltage
Over/under frequency
Over current

Question 13

What does the AVAIL annuciator mean on the APU EXT POWER switch/light mean

Answer 13

That an AC GPU is connceted, with proper voltage, frequency and phase

Question 14

What bus supplies power to equipment essential for flight

Answer 14

The AC ESS Bus

Question 15

What buss normally powers the AC ESS Bus

Answer 15

AC Bus 1

Question 16

Can the AC ESS Bus be powered by other sources

Answer 16

Yes, AC Buss 2 and the ADG

Question 17

What do the AC Utility Buses power

Answer 17

Nonessential cabin equipment

Question 18

Were do the AC Utility Buses receive their power source

Answer 18

From their respective AC Bus

Question 19

What indication is there if a Utility Bus has be load shed

Answer 19

On the overhead panel, the AC UTILITY switch/light and the AC synoptic page SHED next to the respective Bus

Question 20

The ADG provides power to what

Answer 20

The AC ESS Bus and 3B hydraulic pump

Question 21

During Pre-flight of the ADG unit what does the lamp test do

Answer 21

Test the lamp

Question 22

During testing of the ADG Unit what must be operational

Answer 22

Both AC Gen must be operating and both AC Bus 1/2 must be powered

Question 23

On the ADG Control Panel what does the PWR TXFR Override button do

Answer 23

If AC power is restored by one of the Gens or APU this reestablishes normal AC distribution

Question 24

What produces DC power

Answer 24

Transformer-rectifier units (TRUs)

Question 25

How many TRUs

Answer 25

4

Question 26

Name the TRUs

Answer 26

TRU 1, TRU 2, ESS TRU 1, ESS TRU 2

Question 27

What powers TRU 1

Answer 27

AC Bus 1

Question 28

What Buses are powered by what TRU

Answer 28

TRU1...DC Bus 1, TRU2... DC Bus 2, ESS TRU2... DC ESS Bus, ESS TRU 1...DC ESS Bus

Question 29

What is the rating of each TRU

Answer 29

100 amps cont

Question 30

If either TRU1 or TRU2 fail can their Buses be powered

Answer 30

Yes, by pressing the MAIN BUS TIE switch light on the over head panel closing the Bus TIE between the Buses.

Question 31

What happens to the Utility Buses when the MAIN BUS TIE is closed

Answer 31

The Utility buses are shed to reduce electrical load

Question 32

Can the UTIL buses be disconnected manually

Answer 32

Yes, by pressing the AC/DC UTILITY switch/light

Question 33

What does the DC ESS BUS power

Answer 33

Equipment essential for safe flight

Question 34

What are the sources of DC power to the DC ESS BUS

Answer 34

ESS TRU 1/2 or APU BAT DIR BUS

Question 35

If the ADG is operating what TRU does it power

Answer 35

ESS TRU 1

Question 36

Can the DC ESS BUS be powered by the APU or Main Batteries

Answer 36

Yes, through the Emergency DC transfer contact

Question 37

What does the BAT MASTER switch do when turned on

Answer 37

Controls the APU and MAIN BATT contacts to supply electrical power to the BATT BUS

Question 38

Why is the BATT BUS important

Answer 38

Powers essential equipment for flight

Question 39

What normally powers the BATT BUS

Answer 39

ESS TRU 1/2

Question 40

If using DC external power source how do you know it is connected

Answer 40

Over head electrical panel light is on (IN USE) and on the synoptic page EXT DC appears