BLEED
CAUTION, do not use HP GND air with APU bleed
Regulated pressure 44 +/- 4 psi Leak detection - single loop for APU and pylon ducts - double loop for wing ducts
SKIN EXCH OUTLET BYPASS VLV
Temperature control - HI TEMP if 290°C > 5sec or 270°C > 15sec or 257°C > 55sec - LO TEMP if < 150°C Pressure control - HI PRESS if > 60psi - LO PRESS if < 4psi
AVIONICS VENTILATION CONFIGURATIONS: CLOSED, on GND (skin<9°-12°C), FLT(skin<32°-35°C) if (skin>32°-35°C) then EXTRACT VLV partially opens OPEN, on GND (skin>9°-12°C) SMOKE CONFIG Air from avionics bay
ENG A/ICE VALVE ENG 1 [DC1] ENG 2 [DC2] valve opens if unpowered
SKIN HEAT EXCHANGER
AEVC [DC1] [DC ESS SHED]
5th 9th
PACK 1 FLOW CONTROL VALVE [DC ESS SHED]
SKIN AIR INLET VLV
AIRCOND INLET VALVE
BLEED VALVE ENG 1 [DC ESS SHED] ENG 2 [DC2] STARTER VLV
pressure indication OVERPRESS VALVE (85psi)
HYD RES
WATER TANK
SAFETY VALVES WING ANTI ICE VLV [AC ESS SHED] Valve closes if unpowered
HP GND CONNECT
only SLATS 3,4 & 5 are heated
OUTFLOW VALVE
APU
ELECTRONIC APU LIMITATIONS CONTROL BOX BLEED RPM min 95%, max 107% (auto shut down) [BAT] VALVE running EGT max 682°C (5sec) or 700-742 start EGT max 900°C > 25'000ft B start EGT max 982°C < 25'000ft APU FF LOW OIL LEVEL => 10 hrs APU ops start cycles: S 1min S 1min S 60min APU Enveloppe: STARTER START with AC pwr up to 39'000ft [BAT] START with EMER ELEC pwr up to 25'000ft APU LP VLV BLEED ON 2packs max 15'000ft, 1 pack max 20'000ft [DC BAT] BLEED ON for engine start max 20'000ft [HOT 1] BLEED for WING A/ICE not permitted APU FUEL FLOW ~130 kg/hr APU PUMP [DC BAT] P [AC ESS SHED]
FF
FWD CARGO COMP
B2
MOT 1 [DC ESS]
CPC 1 [DC ESS]
MAN MOT [DC BAT]
MAN V/S SWITCH
MOT 2 [DC2]
CPC 2 [DC2]
A321 only
OUTLET ISOL VALVE
SMOKE DETECT CONTROL UNIT SDCU CH1 [DC ESS SHED] CH2 [DC2]
SQUIBS B [DC BAT]
EXTRACT FAN [AC1] AFT CARGO COMP
A321 only
BULK INLET ISOL VALVE CABIN AMBIENT AIR
ZONE CTL CH1 [AC1/DC1] CH2 [AC2/DC2]
B1
X-BLEED VLV AUTOCTL [DC2] MANCTL [DC ESS SHED]
HOT BLEED COLD FAN AIR COLD AIR FROM PACK MIXED CONDITIONNED AIR
PACK 2 CTL CH1 [AC1/DC1] CH2 [AC2/DC2]
FF FF
temperature indication
FLAP VALVE
EMER RAM AIR AIRCOND GND [DC ESS] CONNECT PACK 2 FLOW CONTROL VALVE [DC2] PACK 2
LOOP A LOOP B
COCKPIT
TRIM AIR VALVES
MIXING UNIT
(ENG 1 only) BLEED MONITORING COMPUTER BMC 1 [DC ESS SHED] BMC 1 [DC2]
PACK 1 CTL CH1 [AC1/DC1] CH2 [AC2/DC2]
PACK CTL Prim fail => flow not optimized Sec fail => ECAM sgnal lost Both fail => 15°C by a/ice vlv ZONE CTL Prim fail => 24°C by packs CABIN Sec fail => no effect AIR Both fail => 20°C pack 1 10°C pack 2 FILTER CAB FAN 1 [AC1]
HOT AIR PRESS REG VLV
SKIN EXCH INLET BYPASS VLV cargo under-floor
HP VLV ENG 1 [DC ESS SHED] ENG 2 [DC2]
ZONE CTL CH1 [AC1/DC1] CH2 [AC2/DC2]
PACK 1
BLOWER COCKPIT EXTRACT PANELS FAN FAN SKIN AIR [AC1] [AC2] EXTRACT AVIONICS VLV EQPMT
FILTER
FAN AIR VALVE ENG 1 [DC ESS SHED] ENG 2 [DC2] regulates BLEED temp at 200°C
SKIN EXCH ISOL VLV
AIRCOND
CAUTION, do not use GND AIRCOND air with air from packs simultaneously
CARGO VENTILATION CONTROL
FWD CABIN
TRIM AIR VALVES AFT CABIN CAB FAN 2 [AC2] FILTER
SATCOM
CABIN AIR (85% recycle air)
PRESSURIZATION - 2 safety valves (max 8.6psi or -.25psi) - if RAM AIR ON and ∂p<1psi, outflow vlv is 50% open (if not in MANUAL) - EXCESS CAB ALT (>9550+/-350ft)
FIRE PROTECTION & CARGO VENT SMOKE DETECTORS F
FIRE DETECTORS
B
FIREX BOTTLES
ELECTRICAL SUPPLY ENG 1 loop A [DC ESS], loop B [DC2] ENG 2 loop A [DC2], loop B [DC ESS] APU loop A & B[DC BAT] ENG 1&2 BTL 1 squib A [HOT1] squib B [HOT2] ENG 1&2 BTL 2 squib A [DC2] squib B [DC2] APU BTL squib A [HOT1] squib B [DC BAT] APU auto extinguish [DC BAT]
ENGINE
ENG cool-down time 3' or 1' if required by ops A319: CFM56-5B6/2 23'500lbs TOTAL TANKS CAPACITY (den 0.80kg/l) A320: CFM56-5B4/2 27'000lbs FF A320E: CFM56-5B4/P 27'000lbs CENTER TANK CENTER TANK HP VLV [DC ESS] A321: CFM56-5B1/2 30'000lbs 6600kg 6560kg X-FEED N1 100% = 5000 rpm OUTER to INNER TRANSFER FUEL METERING VLV MOT 1 [DC ESS SHED] N2 100% = 14460 rpm - XFR valves open when INNER have ~750kg IDG OIL COOLER LP VALVE MOT 2 [DC1] - T/O only with Outer TK full IGNITION SERVO FUEL FADEC MOT 1 [DC ESS] - Automatic XFR after landing ENG ENG1&2 A [AC ESS] HEATER ENG1&2 CH A [DC ESS] MOT 2 [DC2] (to avoid, switch REFUEL panel PWR ON!) PMP or [AC STAT INV] FUEL/OIL HEAT ENG1 CHB [DC BAT] jet pump or transfer via DEFUEL/XFR valve ENG1 B [AC1] 1 ENG2 CHB [DC2] see OMB vol.2 1.4 / 28.4 ENG2 B [AC2] LP VALVE DEFUEL MOT 1 [DC ESS] XFR FQI 1 2 1 2 MOT 2 [DC2] XFR VALVES VLV CH1 [DC ESS SHED] 1 [DC ESS SHED] INNER TANKS CENTER to WING TRANSFER CH2 [DC2] WING TANKS 2 [DC2] -Valve opens until wing tank is full then wait 2 x 5540kg 2 x 6200kg until 250kg are used and re-opens - Gravity transfer from CTR TK OUTER TANKS only possible if >2000kg in CTR XFR RH 1 RH 2 LH 1 LH 2 CTR1 center tank these REFUEL VALVE 2 x 704kg VLV [AC1] [AC2] [AC1] [AC2] [AC1] are trapped [DC2] refueling on L[DC1] [DC1] [DC2] [DC1] [DC2] [DC1] batteries with R[DC2] [DC ESS] [DC ESS] CTR2 [HOT1] REFUEL REFUEL REFUEL [AC2] COUPLING VALVE COUPLING [DC2] VENT TANK FUEL IMBALANCE A319/A320 ~50kg INNER TK Full, max 1500kg TANK PUMPS WING PUMPS INNER TK 4300kg, max 1600kg A321 FUEL IMBALANCE INNER TK 2250kg, max 2250kg FUEL TEMPERATURE TOTAL CAPACITY WING TK Full, max 1350kg no limitations below 2250kg JET A1 min -43°C max +54°C WING TK 4000kg, max 1500kg OUTER TK max 530kg, if OUTER+INNER same (den 0.80kg/l) JET A min -36°C max +54°C WING TK 2350kg, max 2350kg or INNER of empty OUTER equal or higher (up to 3t) of JET B, JP-4, JP-5, JP-8, RT, TS-1 see OM B 1.1.1 no limitations below 2350kg opposite INNER
FUEL A319/A320
refueling / defueling lines feeding lines
FUEL EIU NOZZLES ENG1 [DC BAT] ENG2 [DC ESS]
19088kg
A321 FUEL
18960kg
!!! NOT FOR OPERATIONAL USE !!! ©Pierre-Michel Gasser, 14.05.2007
BATTERIES 2 x 28V 23 Ah, allow at least 20min in-flight PWR
DC BAT BUS
BAT 1 BAT CONT
HOT BUS 1 FIRE ENG 1&2 BTL 1 SQUIB A, APU BTL SQUIB A FLT CTL ELAC 1, SEC 1 FUEL APU LP VLV HYD RAT AUTO CTL LDG GEAR PARK BRK CTL NAV ADIRU 3 (5min if on NORM or F/O)
DC TIE CONT
STAT INV CONT
EMER GEN CONFIG In case of loss of AC1 & AC2 busses, RAT comes out and EMER GEN comes online after ~8 seconds
TR 1
HOT BUS 2
DC TIE CONT
DC ESS
DC BUS 2
COND RAM AIR INLET, CPC 1 AUTO FLT FCU 1 COM VHF 1, RMP 1, CAPT & F/O ACP, FLT INTERPHONE, CAPT LOUDSPEAKER, CIDS 1 & 2, DEU (A/B) FIRE ENG 1 LOOP A, ENG 2 LOOP B FLT CTL ELAC 1, SEC 1, PITCH TRIM MOT 2, RUD TRIM MOT 1, RUD TRAVEL LIM MOT 1, SFCC 1 FLAPS & SLATS FUEL L&R TANK PUMP 1, ENG 1&2 LP VLV MOT 1 HYD ENG 1&2 FIRE SHUT OFF VLV, B ELEC PUMP CTL ICE CAPT PHC, CAPT REPELLENT EIS ECP(if bus lost, CLR & ALL still available) LDG GEAR LGCIU 1, SAFETY VLV, BRK PRESS INDIC LGT R DOME, L MAIN INST PANEL, STBY COMPASS & AIRSPEED, some CABIN LGT (stby) NAV STBY HORIZON ENG ENG 1&2 FADEC CH A, ENG 1&2 EIU, FUEL HP & LP VLV
COND PACK 1 SEC, PACK 2 SEC, ZONE CTL SEC, PACK 2 VLV CLOSURE, CPC 2 AUTO FLT FMGC 2, FCU 2 COM VHF 2, RMP 2, F/O LOUDSPEAKER FIRE ENG 1 LOOP B, ENG 2 LOOP A, ENG 1&2 BTL 2 SQUIB A&B, SDCU CH 2 FLT CTL ELAC 2, SEC 2 & 3, FAC 2, FCDC 2, PITCH TRIM MOTOR 1 & 3, RUD TRIM MOT 2 & INDIC, RUD TRAV LIMIT MOT 2, SFCC 2 SLATS & FLAPS FUEL FQI CH 2, LEFT TK PUMP 2, RIGHT TK PUMP 2, CTR TK PUMP 2 (A319/A320), XFEED VLV MOT 2, ENG 1&2 LP VLV MOT 2, XFR VLV L&R 2, REFUEL VLV, RIGHT CTR XFR VLV (A321) HYD ENG 2 PUMP CTL, Y ELEC PUMP CTL, PTU ICE ENG A/ICE CLOSURE VLV 2, WHC 2, F/O PHC, F/O STATICS, F/O TAT, F/O WIPER, F/O REPELLENT LDG GEAR BSCU CH 2, BRK FAN CTL LIGHTS R CONSOLE, R READ, R BRIEF, R MAP, ANNUNCIATOR LGT TEST/DIM, RWY TURN OFF CTL, TAXI & T/O CTL, LOGO CTL NAV GPS 2, CFDS BLEED BMC 2, ENG 2 HP & LP & FAN VLV ENG ENG 2 FADEC B & OIL PRESS & QTY
STAT INV CONT
DC ESS SHED
STATIC INVERTER converts DC into AC
speed>50kts & on batteries only: STAT INV activates regardless of BAT switch position
ESS TR
AC BUS 1
DC FLT/GND
can be powered via TR2 by EXT PWR COM CIDS 1 & 2, DEU (A/B) HYD LEAK MES VLV LDG GEAR LGCIU 1 & 2, PARK BRK CTL LGT L DOME WATER POTABLE WATER SYS, DRAINING, FLUSH CTL UNITS DOORS CARGO DOORS
RAT
AC BUS 2
FLT CTL FAC 1 ICE CAPT PITOT HEAT EIS CAPT PFD, E/WD, DMC 1, DMC 3(if CAPT on 3), FWC 1, SDAC 1 NAV ADIRU 1, AOA 1, ILS 1 or MMR 1 , VOR 1 ENGINE IGN A ENG 1 & 2
AC ESS FEED (ALTN)
AC ESS SHED
available only with EMER GEN running AUTO FLT MCDU 1 COM CVR FUEL APU PUMP ICE WING A/ICE SHUT OFF VLV L&R, CAPT AOA HEAT EIS CAPT ND LDG GEAR INICATING PANEL NAV DME 1, ADF 1, ATC 1 OXY PAX OXY CTL ACTUATION AC STAT INV (only available on BAT)
can be powered direct by EXT PWR LGT NAV, some CABIN LIGHTS BUS TIE CONT
BUS TIE CONT
GCU (1 per generator) controls frequency and voltage
GEN LINE CONT
GEN 1
ENG & APU GENERATORS 3-phase 90kVA 115V 400Hz max load 100% EMER GENERATOR 3-phase 5kVA 115V 400Hz SOURCE PRIORITY 1) ENG GEN 2) APU or EXT if switch ON
COND PACK 1 SEC, PACK 2 SEC, ZONE CTL SEC, CABIN FAN 2, AVIONIC FAN EXTRACT AUTO FLT MCDU 2 EQPMT F/O SEAT FIRE LAV SMOKE SDCU CH 2 FLT CTL FAC 2 FUEL LEFT TK PUMP 2, RIGHT TK PUMP 2, CTR TK PUMP 2 (A319/A320) HYD YELLOW ELEC PUMP PWR ICE R WINDOW HEAT PWR, F/O PITOT HEAT, F/O AOA HEAT, ICE DETECT 2 EIS F/O PFD & ND, SD, DMC 2, FWC 2, SDAC 2 LDG GEAR BSCU CHANNEL 2, BRK FANS LIGHTS some ANNUNCIATORS, R LDG, R RWY TURN OFF, R TAXI & T/O, R LOGO, LOWER BCN, STROBE, R WING, some CABIN LGT NAV ADIRU 2, AOA RESOLVER 2, ILS 2 or MMR 2 , VOR 2, DME 2, RA 2, ATC 2 WATER HEATER, PRESS SYS ENGINE IGN B ENG 2
AC FLT/GND
LDG GEAR INDIC PANEL (GEN & EMER GEN not running) LGT some ANNUNCIATORS ENG IGN A
to L & R FUEL PUMP 1 in SMOKE config
converts AC 115V into DC 28V max 200A
5kVA 115V 400Hz
AC ESS AC ESS FEED (NORM)
TR 2
BLUE HYD
EMER GEN
identical to TR1&2 failure of TR1 and/or TR2 or AC1
COND PACK 1 PRIM, PACK 2 PRIM, ZONE CTL PRIM, CABIN FAN 1, AVIONIC FAN BLOWER, AFT CRG VENT FAN COM HF1 (if installed),ACARS EQPMT CAPT SEAT, FOOT WARMER FUEL LEFT TK PUMP 1, RIGHT TK PUMP 1, CTR TK PUMP 1 (A319/A320) HYD HYD BLUE ELEC PUMP PWR ICE WINDOW HEAT L PWR, STBY PITOT HEAT, STBY AOA HEAT, ICE DETECT 1 EIS DMC 3, FDIU LDG GEAR BSCU CHANNEL 1 LIGHTS INST PNL INTEGRAL, some ANNUNCIATOR, L LDG, L RWY TURN OFF, L TAXI & T/O, L LOGO, UPPER BCN, L WING, some CABIN LGT NAV ADIRU 3, AOA RESOLVER 3, RA1, TCAS, WX RADAR, EGPWS ENGINE IGN B ENG 1, EVMU 1&2
A320 ELECTRICAL
COM EXTERNAL HORN FIRE ENG 1&2 BTL 1 SQUIB B FLT CTL ELAC 2, PITCH TRIM MOT 1 HYD RAT MAN CTL NAV ADIRU 1 (back-up), ADIRU 2 (back-up 5min) DOORS DOORS AND SLIDES CTL (stby)
available only with EMER GEN running COND PACK 1 VLV CLOSURE, AEVC AUTO FLT FMGC 1 COM CVR CTL FIRE SDCU CH 1 FLT CTL FAC 1, FCDC 1 FUEL FQI CH 1, XFEED VLV MOT 1, L&R XFR VLV 1 LGT STBY & METER ALTIMETER OXY CREW OXY CTL, PAX OXY AUTOCONTROL BLEED BMC 1, ENG 1 LP & HP & FAN VLV, X-BLEED MAN CTL 2
When LDG GEAR down (A320 only) or when the RAT stalls or on GND with speed<100kts(other types), the EMER GEN is no longer powered. BAT are feeding DC&AC ESS without the SHED busses.
converts AC 115V into DC 28V max 200A
BAT CONT
ESS DC TIE
DC BUS 1 COND PACK 1 PRIM, PACK 2 PRIM, ZONE CTL PRIM, AEVC COM VHF 3, SELCAL, 3rd ACP, FUEL LEFT TK PUMP 1, RIGHT TK PUMP 1, CTR TK PUMP 1 (A319/A320), LEFT XFR VLV (A321) HYD ENG 1 PUMP CTL ICE ENG A/ICE CLOSURE VLV 1, WHC 1, STBY PHC, STBY & CAPT STATICS, CAPT TAT, CAPT WIPER LDG GEAR BSCU CH1 LIGHTS L CONSOLE, R MAIN INST PNL, SUPP READ, PEDESTRAL, L READ, L BRIEF, L MAP, FLOOR NAV GPS 1, CFDS ENGINE ENG 1 OIL PRESS & QTY
BAT 2
COND CPC MAN CTL FIRE APU LOOP A & B, AUTO EXT, BTL1 SQUIB B, FWD & AFT CARGO BOTTLES FUEL APU PUMP, APU LP VLV APU ECB SUPPLY, STARTER MOT (via BAT only, available 3min with APU MASTER ON) DOORS DOORS & SLIDE CTL ENGINE ENG 1 FADEC CH B, ENG 1 EIU
APU LINE CONT
APU GEN
EXT PWR CONT
GEN LINE CONT
GEN 2
GPCU EXT PWR
LEGEND normal PWR distribution PWR on BAT only PWR with EMER GEN alternate feeding lines Busses in red are available in EMER ELEC config with EMER GEN running
!!! NOT FOR OPERATIONAL USE !!! ©Pierre-Michel Gasser, 31.1.2005
