A320 Limitations.pdf

A320 LIMITATIONS. Kinds of Operations. - Certified as public transport category (passengers & freight). - Day & night operations. - VFR & IFR. - Extended overwater flight. - Flying in icing conditions. - Max number of passengers: 180. Minimum flight crew – minimum of 2 pilots C.G. limitation - Between the MAC chord length (4.139m). In MTOW: - Forward limit 17% - AFT limit 42% Weight Limitation - Max Taxi Weight – 73,900 kg - MTOW – 73,500 kg - MLGDW – 64,500 kg - MZFW – 61,000 kg - Minimum Weight – 37,230 kg Load Limit - Clean CONF - +2.5G's - -1G's - Other than clean CONF – 0G's - +2G's Airport Operations - Slope - +/- 2% - Runway alt. – 9200 ft. - Runway width – 45m - Max crosswind – 38 KTS includes the gusts. - Max tailwind – 10 KTS. - Max wind for passenger door – 65 KTS. - Max wind for cargo door – 40 KTS (up to 50 KTS in case the nose of the aircraft face to the wind). The cargo door has to be close before reaching the speed of 65 KTS.

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Speed limitations - VMO/MMO – 350KTS/0.82MACH - VA – 0.78MACH - VFE:  CONF 1 – 230KTS  CONF 1+F – 215KTS  CONF 2 – 200KTS  CONF 3 – 185KTS  CONF FULL – 177KTS - VLE – 280KTS - VLO:  Extraction – 250KTS  Retraction – 220KTS - Max operation altitude for the L/G – 25,000 ft. - Max tire speed – 195KTS - Max windshield wipers – 230KTS - Max cockpit window – 200KTS - Taxi Speed with GW of more than 76,000 turn should be made with speed no greater than 20 KTS. - Stall speed – computes by the graphs. Pressurization System: - Max positive cabin pressure Δ - +8.6psi. - Max negative cabin pressure Δ - -1.0psi. - Max cabin altitude – 8000 ft. - Cabin altitude warning – 9550 ft. (+/-350ft.) - Max cabin alt. selection – 14,000ft. / -2000ft. - Max pressure Δ and safety valve setting tolerance – 0.1psi - Ram air inlet – will open if pressure Δ below 1.0psi Air conditioning system: - With LP ground unit:  Don’t us the packs and the LP unit together.  Air from the unit should not be more than 1.2 kg/s. - With HP ground unit:  Don't us the APU bleed air together with the HP unit can cause damage to the bleed system.


Auto pilot functions: - T/O with SRS mode – 100 ft. limited by the FMGS to by engaged only 5 sec after T/O. - Minimum Heights to use:  Straight-in NPA – MDA/MDH  Straight-in LNAV/VNAV approach – DA  Circling Approach – MDA-100ft. (MDH-100ft.)  ILS CAT II & CAT III without FMA – 160ft. AGL  Go-Around – 100ft. AGL  All other phases – 500ft. AGL - A/THR – Approved for use with or without AP/FD in selected or managed mode. FMGS: - Can be used for the following NPA in NAV, NAV FINAL modes:  VOR, VOR/DME, NBD, NBD/DME, RNAV (includes GPS) with the use of AP/FD - Engine Out – No use of the AP in NPA's only FD in NAV, NAV V/S, NAV FPA modes. Auto Approach and landing & Rollouts: - CAT II:  Minimum DH – 100ft.  At least one AP is engaged and CAT 2, CAT 3 SINGLE, CAT 3 DUAL on the FMA.  If no Auto land disengaged AP no later than 80 ft. - CAT III – FAIL PASSIVE (SINGLE):  Minimum DH – 50ft.  At least one AP is engaged and CAT 3 SINGLE, CAT 3 DUAL on the FMA  Must have A/THR engaged in selected or managed mode. - CAT III – FAIL OPERATIONAL (DUAL) Must have A/THR engaged in selected or managed mode. Alert height – 100ft.  CAT III with DH: i. Minimum DH – 25ft. ii. Both AP's are engaged and CAT 3 DUAL on the FMA.  CAT III without DH: i. Both AP's are engaged and CAT 3 DUAL on the FMA. ii. Minimum Runway visibility – 75m. - Engine Out:  CAT 2, CAT 3 SINGLE & DUAL approved only in CONF FULL and that the engine out procedures been complete before reaching 1000ft. in the approach. Maximum Conditions for CAT II or CAT III Automatic Approach: - Headwind – 30KTS - Tailwind – 10KTS - Crosswind – 20KTS - If tower wind are above the limitation switch to CAT I without Auto Land.


Electrical system: - Max continuous load per generator – 100% (90KVA) - Max continuous load per TR – 200A Flight Controls: - Flaps & Slats extended max operation altitude – 20,000ft. Fuel: -

Fuel imbalance:  Inner Tanks: Quantity Imbalance FULL 1,500 kg 4,300 kg 1,600 kg 2,250 kg 2,250 kg  Outer Tanks: Max Imbalance – 530 kg Max Imbalance (one full/one empty) if: i. Wing 1 (outer + inner) = wing 2 (outer + inner) ii. If Inner 1 < Inner 2 so Outer 1 > Outer 2 (but not more than 3000kg.)

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Temperatures:  Jet A1: Minimum Temp – (-)43°C Maximum Temp – 54°C  For Jet A1 only – If the TAT is -34°C you should follow the FUEL ECAM page and make sure that the TAT is higher than -36°C.

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Minimum Fuel For Takeoff – 1500kg  Wing TK LO LVL warning must not display on the ECAM for takeoff.

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Mixing fuel:  When mixing different kind of fuel the higher freezing temp of the two will considered as the new freezing temp. Hydraulics: - Normal operation pressure – 3000psi +/-200 Breaks: - Max break temp on takeoff- 300°c - Tire deflated:  One tire – while taxing in turns speed should be no more than 7KTS  Two tires – while taxing in turns speed should be no more than 3KTS and N/W steering is limited max to 30°


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N/W steering:  Hand Wheel – limited to 75°  Rudder – 6°  Towing bar – 95°  Towbarless towing car – 85°

Navigation: - IR's – Can provide magnetic HDG only between N73 to S60. Flying outside above the noted is prohibited. - GPWS – When aircraft position is less than 15 nm from the airfield the predictive function should be inhibited (TERR P/B OFF) if:  Runway information is not incorporated in the GPWS database.  Associated SID that may trigger false alerts. - ISIS – If PFD's are not working, do not you the ISIS bug functions Oxygen: - Emergency Descent – oxygen available for all cockpit crewmembers up to 13 min. - Cruising at FL100 – oxygen available for 2 cockpit crewmembers for up to 107 min. - Smoke protection – 100% pure oxygen is available for all cockpit crewmembers for up to 15 min in cabin altitude of 8,000 ft. APU: - Oil quantity:  Can be start even if the LOW OIL LVL ECAM advisory is displayed. Maintenance action is required in the next 10 hrs. - Starter – after 3 starter cycles, wait 60 min before attempting 3 more cycles. - Rotor speed:  Max N% - 107% the APU will automatically shuts down if reaching to 107% the ECAM will show 106% prior to shut down. - EGT:  Max EGT temp – 675°C  Max EGT temp for start (below 35,000ft.) – 1019°c  Max EGT temp for start (above 35,000ft.) – 1120°c - Envelope:  Ground starting and operation limit – 15,000ft.  APU battery starting limit (ELEC EMRG CONFIG) – 25,000ft.  AP restart & operation limit (normal A/C power) – 41,000ft.  APU Bleed & Generator – up to 22,500ft.  APU Generator only – up to 41,000ft. - Electric power:  At or below 25,000 ft. ISA + 35° and below – 90KVA - Bleed Air:  Supplies 2 packs – up to 15,000 ft.


 Supplies 1 pack – from 15,000ft. up to 22,500ft. Power Plant: - Thrust setting & EGT limits: Operation Condition Time limit Takeoff & Go Around 5 min 10 min MCT Unlimited Starting ------

EGT limit 635°C

Notes Engine Out

615°C 635°C

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Oil:  Temperature: i. Max prior exceeding idle – (-)10°c ii. Min prior takeoff – (-)50°c iii. Max continuous temp – 155°c iv. Max transient temp (15 min) – 165°c v. Mac starting temp – (-)40°c vi. Min oil quantity – 11 qt.  Oil minimum pressure – 60psi

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RPM:  N1 – 100% Limit is upon ambient conditions and engine bleed air configuration these may cause the N1 limit to be lower than the one noted (see in-flight performance)  N2 – 100%

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Starter:  3 consecutive cycles: 2 cycle of 2 minutes each and 3rd cycle of 1 minute.  Pause between each start attempt of 15 seconds  Cooling period following 3 start attempts or 4 minutes of cranking – 30 minutes  No running engagement of the starter above 10% N2 on ground and above 18% N2 inflight.

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Revers Thrust:  Not permitted In-flight.  Not permitted to back the airplane  Max Rev should not be used below 70 KTS. Idle Rev permitted down to aircraft stops.

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Reduced takeoff thrusts;  Max FLX temp – ISA + 55°c

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Crosswind operation on ground:  Capable of starting in crosswind up to 35kts.


A320 Limitations.pdf

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