MSFS 2024 · Rotary

Eurocopter EC135 T1 Quick Reference

V-SPEEDS

SpeedValueDescription
Vne155 KIAS at MSLEASA TCDS EASA.R.009 Issue 20, SECTION 10/11 para III.8 for the EC135 T1. Refer to the approved RFM for the reduction in VNE with altitude
Vy (best climb)65 KIASEC135 P2+ FM 4.6 and 3.4.5 - P2+ source, airframe performance figure
Vauto (recommended)75 KIASEC135 P2+ FM 3.4.14 - P2+ source
Vauto (max range)90 KIASEC135 P2+ FM 3.4.14 - P2+ source
Vauto (min rate of descent)60 KIASEC135 P2+ FM 3.4.14 - P2+ source
Takeoff segment speed50 KIAS to 50 ft AGLEC135 P2+ FM 4.6, then accelerate to Vy and climb through 100 ft AGL
Approach speed40 KIAS at 50 ft AGLEC135 P2+ FM 4.8, descending 300 to 500 ft/min
Tail rotor failure fwd flight70 KIAS or higherEC135 P2+ FM 3.6.2 - P2+ source

POWER SETTINGS

PhaseSetting
Pre-takeoffRotor RPM / N2 at or above 97 percent
Hover / takeoffRotor RPM at or above 100 percent; FLI needles matched at the same parameter
AEO takeoff (5 min)2 x 75 percent torque, Ng 101.1 percent, power turbine 104 percent, TOT 895 degC
AEO max continuous2 x 69 percent torque, Ng 98.7 percent, power turbine 104 percent, TOT 855 degC
OEI 2.5 min takeoff1 x 119.8 percent torque, Ng 103.7 percent, power turbine 104 percent, TOT 945 degC
OEI max continuous1 x 86 percent torque, Ng 101.1 percent, power turbine 104 percent, TOT 895 degC
AutorotationCollective reduced to maintain rotor RPM within limits, 75 KIAS recommended

ENGINE LIMITS

ParameterValue
Engines2 x Safran Helicopter Engines (former Turbomeca) Arrius 2B1 / 2B1A / 2B1A_1
AEO-TOP torque (5 min)2 x 75 percent
AEO-TOP gas generator57,706 rpm (101.1 percent)
AEO-TOP power turbine104 percent
AEO-TOP TOT895 degC
AEO-MCP torque2 x 69 percent
AEO-MCP gas generator53,406 rpm (98.7 percent)
AEO-MCP power turbine104 percent
AEO-MCP TOT855 degC
OEI-TOP torque (2.5 min)1 x 119.8 percent
OEI-TOP gas generator56,113 rpm (103.7 percent)
OEI-TOP TOT945 degC
OEI-MCP torque1 x 86 percent
OEI-MCP gas generator54,706 rpm (101.1 percent)
OEI-MCP TOT895 degC
Rotor speed power on104 percent maximum, 95 percent minimum
Rotor speed power off106 percent maximum; 80 percent minimum up to 1,900 kg, 85 percent minimum above 1,900 kg
Rotor transient limitsRefer to the approved RFM

KEY NUMBERS

ParameterValue
Maximum mass2,720 kg. Operation to 2,835 kg only per RFMS 9.1-3 with SB EC135-11-003
Max operating altitude20,000 ft (6,096 m) pressure altitude
Fuel capacity (from s/n 0250)710.0 litres, 700.5 litres usable
Fuel capacity (up to s/n 0249)680.0 litres, 670.5 litres usable
Main rotorBearingless, 4 blades, 10.20 m diameter
Tail rotorFenestron, 10 blades, 1.00 m diameter
Minimum flight crew1 pilot, right seat
Maximum passengers1 cockpit and 6 cabin, or 7 cabin with the RFMS 9.2-31 kit
Passenger emergency exits2, one on each side of the passenger cabin
Cargo floor max load1,130 kg; maximum unit load 600 kg per square metre
Lateral CGMaximum deviation 100 mm right or left
Operating limitationsVFR day and night, non-icing conditions
Airworthiness categorySmall Rotorcraft, certified to JAR 27 Issue 1
Fuselage dimensionsLength 5.87 m, width 1.56 m, height 3.35 m