Vne Doors Off, Auto, Fuel Below 35lbs
130kts
Vne Max
152kts
During autorotation, reduce speed by
22kts
Max gross weight
3000 lbs
Min gross weight
1538 lbs
Max cargo deck weight
1300 lbs, 115 lbs/sq ft
Stowage max weight
50 lbs
Rotor brake limit
Less than 205rpm
Min rotor rpm (power off)
410rpm (87% N2)
Max rotor rpm, power on
492rpm (103% N2)
Max rotor rpm, power off
523 rpm (109% N2)
Max torque (C20B)
87.2psi (red line); 5min T/O
Max continuous torque (C20B)
- 3psi (start of yellow band). TOT must be below 738C (blue dot).
- 3psi (blue dot) if TOT is above 738C
Transient torque (C20B)
- 3psi (red line) - 93.0psi : 15sec
93. 1 - 97.6psi : 3sec
Max TOT (C20B)
810C (red line); 5min T/O
Max TOT to initiate start-up
150C
Max continuous TOT (C20B)
755C (start of yellow band) if torque is below 74.3psi (blue dot)
738C (blue dot) if torque is above 74.3psi
Transient TOT (during start/stop) (C20B)
810C (red line) to 926C : 10sec
927C peak : 1sec
Transient TOT (power changes) (C20B)
810C (red line) - 843C (red dot) : 6sec
N1 max continuous
105% (red line)
N1 minimum
64% (start of green band)
N1 transient
106% : 15sec
N2 avoid range
75-88% (max cumulative time 1min)
N2 max (C20B)
109% (rotor limit) if TOT below 680C
105% at 810C TOT
