twin otter extended -
TRANSCRIPT
TWIN OTTER EXTENDED
Volume 4
Data
Version 08/07/2013 15:23:11
RECORD OF REVISIONS
revision n°
Issue date Release Description
1.00 06 July 2013 1.00 Online release candidate
1.01 06 July 2013 1.00 Reformatting
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-1 08 July 2013
Model 100 300
Engines
Manufacturer Pratt & Whitney
Model 2 PT6A-20 2 PT6A-27
Engine rating
Take-off (5min) 550 SHP 620 SHP
Max continuous 550 SHP 620 SHP
Engine limits: Temperature Limits
Take-off 1.380°F ( 750°C) 1.336°F ( 725°C)
Max. Continuous 1.380°F ( 750°C) 1.336°F ( 725°C)
Starting (2 sec.) 1.994°F (1090°C) 1.994°F (1090°C)
Torque Limits
Take-off 42.5 p.s.i. (1315 ft.-lb.) 50 p.s.i. (1536 ft.-lb.)
Max. Continuous 42.5 p.s.i. (1315 ft.-lb.) 50 p.s.i. (1536 ft.-lb.)
Gas Generator
Take-off 38,100 r.p.m. (101.5%) 38,100 r.p.m. (101.5%)
Max. Continuous 38,100 r.p.m. (101.5%) 38,100 r.p.m. (101.5%)
Oil Temperature
Starting (2 sec.) - 40°C Min. 1.336°F ( 725°C)
Take-off 10°C to 99°C 1.336°F ( 725°C)
Max. Continuous 10°C to 99°C 1.994°F (1090°C)
Propeller
Manufacturer Hartzell
Blade Model T10173+1, T10173E+1 T10282H (B)+0
Diameter 8 ft. 6 in. Nominal 8 ft. 6 in. Nominal
Pitch settings at 30“ Station
Feather +87° +87°
Take-off Low Pitch +16° +17°
Idle Blade Angle +12° +11°
Reverse Blade Angle -14° -15°
Propeller limits
Take-off 2.200 r.p.m. (100%) 2.110 r.p.m. (96%)
Max. Continuous 2.200 r.p.m. (100%) 2.110 r.p.m. (96%)
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-2 08 July 2013
DHC-6 100 DHC-6 300
Floats Ski Wheels Wheels Whl/Ski Floats
Maximum weights lbs
Take-off 11.600 11.579 11.579 12.500 12.500 12.500
Landing 11.600 11.400 11.400 12.300 12.300 12.500
Weights in lbs.
Max_gross weight 11.600 11.579 11.600 12.500 12.500 11.600
empty 6.500 6.500 6.500 7.415 7.655 6.500
Weights in kg
max_gross weight 5.262 5.252 5.262 5.670 5.670 5.262
empty 2.948 2.948 2.948 3.363 3.472 2.948
Fuel capacity:
Liter KG LBS US GAL
Forward tank 696,8 559,4 1.233,2 184,1
Rear tank 762,6 612,3 1.349,8 201,5
TOTAL 1.459,4 1.171,8 2.583,0 385,5
FSX: l/kg = 0,8 lbs/Gal = 6,7
Unusable fuel: 7,25 Gal included
Maximum operating altitude:
Both engines 25.000 ft
Single engine 11.600 ft
Airspeed limits CAS
DHC-6 100
Floats Ski Wheels
Vne (Never exceed) 183 * 183 * 202 *
Vno (Max. struct.cruising) 160 ** 160 ** 160 **
Vp (Maneuvering) 130 *** 130 *** 130 ***
Vmc (Minimum control) 64 64 64
Vfe (Flaps extended)
0° to 20°
100 100 100
Vfe (Flaps extended)
20° to 40°
85 85 85
*Reduce Vne 4KTS per 1000 ft. above 10000 ft.
**Reduce Vno 3KTS per 1000 ft. above 10000 ft.
***Reduce Vp - Vno above 20000 ft.
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-3 08 July 2013
Airspeed limits CAS
DHC-6 300
Wheels Whl/Ski Floats
Vmo (Max. Operating)
Sea level 160 160 160
5.000 155 155 155
10.000 150 150 150
15.000 145 145 145
20.000 130 130 130
25.000 115 115 115
Vp (Design maneuvering) 136 * 136 * 136 *
Vmc (Minimum control) 66 66 67
Vfe (Flaps extended)
0° to 20° 102 102 102
10 to 37-1/2° 95 95 95
*Reduce Vp to Vmo above 18000 ft.
Takeoff Flaps 10 Flaps 20
Weight lb. VR V2 VR V2
12.500 69 79 63 73
12.000 68 77 62 71
11.500 66 76 61 69
11.000 65 74 60 68
10.500 64 72 59 67
10.000 64 70 58 65
9.500 64 70 58 63
Landing Flaps 20 Flaps 40
Weight lb. Vref Vref
12.300 80 74
12.000 79 72
11.500 77 70
11.000 75 69
10.500 73 67
10.000 72 66
9.500 70 64
9.000 68 62
8.500 66 60
8.000 64 59
7.500 62 57
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-4 08 July 2013
All speeds IAS in KTS
CLIMB DATA GROSS WEIGHT 9.000 LBS Pressure
Altitude
ft.
IAS
KTS
Climb
rate
f.p.m.
Time
min.
Fuel
used
lbs.
Sea level
2.000
80
95
1.600
1.620
00:21
01:35
0
19
4.000
6.000
95
95
1.620
1.620
02:50
04:04
35
49
8.000
10.000
95
95
1.620
1.620
05:17
06:31
65
79
12.000
14.000
95
95
1.620
1.520
07:46
09:05
93
109
16.000
18.000
95
95
1.320
1.120
10:36
12:23
125
141
20.000
22.000
95
95
920
720
14:34
17:21
160
182
24.000
26.000
95
95
540
430
21:03
25:44
208
240 * better Climb rate & time with 85 KTS
CLIMB DATA GROSS WEIGHT 11.000 LBS Pressure
Altitude
ft.
IAS
KTS
Climb
rate
f.p.m.
Time
min.
Fuel
used
lbs.
Sea level
2.000
85
85
1.220
1.220
00:20
01:59
0
26
4.000
6.000
85
85
1.220
1.220
03:36
05:14
47
68
8.000
10.000
85
85
1.220
1.220
06:52
08:30
88
108
12.000
14.000
85
85
1.200
1.180
10:10
11:52
128
147
16.000
18.000
85
85
1.000
850
13:52
16:14
168
190
20.000
22.000
85
85
660
500
19:15
23:15
217
249
24.000
26.000
85
85
360
270
28:50
36:19
289
339
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-5 08 July 2013
CLIMB DATA GROSS WEIGHT 8.500 LBS Pressure
Altitude
ft.
IAS
KTS
Climb
rate
f.p.m.
Time
min.
Fuel
used
lbs.
Sea level
2.000
85
85
1.800
1.940
00:20
01:22
0
19
4.000
6.000
85
85
2.310
2.500
02:14
03:02
32
44
8.000
10.000
85
85
2.550
2.500
03:49
04:38
56
67
12.000
14.000
85
85
2.180
1.970
05:33
06:34
79
92
16.000
18.000
85
85
1.670
1.460
07:46
09:08
106
120
20.000
22.000
85
85
1.220
1.000
10:46
12:46
136
152
24.000
26.000
85
85
800
680
15:17
18:14
173
194
CLIMB DATA GROSS WEIGHT 12.500 LBS Pressure
Altitude
ft.
IAS
KTS
Climb
rate
f.p.m.
Time
min.
Fuel
used
lbs.
Sea level
2.000
85
85
1.300
1.300
00:26
01:58
0
28
4.000
6.000
85
85
1.430
1.500
03:22
04:42
49
71
8.000
10.000
85
85
1.520
1.360
06:01
07:29
92
111
12.000
14.000
85
85
1.170
980
09:12
11:15
134
159
16.000
18.000
85
85
790
780
13:47
16:21
189
215
20.000
22.000
85
85
610
450
19:37
24:02
245
282
24.000
26.000
85
85
300
220
30:42
39:45
335
399 * same Climb rate & time with 95 KTS
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-6 08 July 2013
Maximum Cruise Power – 91% Np -2000 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.579 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
42
42
310
310
620
620
153
156
153
151
155
158
155
153
4.000
6.000
45
37
7
3
42
42
310
310
620
620
158
161
149
148
161
164
151
150
8.000
10.000
30
23
-1
-5
42
42
310
310
620
620
163
166
146
144
166
169
148
146
12.000
14.000
16
9
-9
-13
42
42
310
310
620
620
169
172
142
140
173
175
145
143
16.000
18.000
1
-6
-17
-21
40
37
300
280
600
560
172
170
135
129
176
175
139
134
20.000
22.000
-13
-20
-25
-29
35
32
260
240
520
480
168
165
124
118
174
173
128
124
24.000
26.000
-27
-35
-33
-37
30
28
230
220
460
440
163
162
112
108
173
173
120
115
Maximum Cruise Power – 75% Np – 1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.579 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
42
42
260
260
520
520
142
145
142
141
145
147
145
144
4.000
6.000
45
37
7
3
42
42
260
260
520
520
146
148
139
136
150
152
142
140
8.000
10.000
30
23
-1
-5
42
42
260
260
520
520
151
153
134
132
155
157
138
136
12.000
14.000
16
9
-9
-13
42
42
260
260
520
520
155
157
129
127
159
162
133
131
16.000
18.000
1
-6
-17
-21
42
42
260
260
520
520
159
160
125
122
164
167
129
127
20.000
22.000
-13
-20
-25
-29
42
39
260
250
520
500
162
162
120
115
169
169
125
121
24.000
26.000
-27
-35
-33
-37
37
36
240
230
480
460
159
157
109
105
169
169
117
113
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-7 08 July 2013
Economy Cruise Power – 75% Np – 1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.579 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
35
35
240
240
480
480
135
136
135
133
138
140
139
137
4.000
6.000
45
37
7
3
35
35
240
240
480
480
139
141
131
129
143
145
135
133
8.000
10.000
30
23
-1
-5
35
35
240
230
480
460
143
145
127
125
147
149
130
129
12.000
14.000
16
9
-9
-13
35
35
230
230
460
460
146
148
123
120
152
155
127
125
16.000
18.000
1
-6
-17
-21
35
35
230
230
460
460
150
152
118
116
157
159
123
121
20.000
22.000
-13
-20
-25
-29
35
35
230
230
460
460
154
154
113
110
161
164
119
117
24.000
26.000
-27
-35
-33
-37
35
35
230
230
460
460
155
156
106
103
167
170
115
113
Maximum Cruise Power – 91% Np -2000 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.600 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
41
41
390
400
780
800
161
164
160
159
163
166
162
160
4.000
6.000
45
37
7
3
41
41
410
410
820
820
168
172
158
156
170
174
160
158
8.000
10.000
30
23
-1
-5
41
40
400
360
800
720
172
171
152
148
175
174
155
150
12.000
14.000
16
9
-9
-13
38
36
340
320
680
640
170
168
142
136
173
172
145
140
16.000
18.000
1
-6
-17
-21
34
32
300
280
600
560
166
164
130
125
171
170
134
129
20.000
22.000
-13
-20
-25
-29
30
29
260
240
520
480
162
159
119
114
168
167
124
119
24.000
26.000
-27
-35
-33
-37
28
27
230
220
460
440
157
155
109
103
167
167
115
111
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-8 08 July 2013
Maximum Cruise Power – 75% Np -1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.600 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
41
41
370
370
740
740
156
158
155
153
158
160
157
155
4.000
6.000
45
37
7
3
41
41
380
380
760
760
161
164
152
150
164
166
154
152
8.000
10.000
30
23
-1
-5
41
41
370
340
740
680
165
164
147
142
167
167
149
144
12.000
14.000
16
9
-9
-13
41
41
320
300
640
600
163
162
137
131
166
166
140
134
16.000
18.000
1
-6
-17
-21
39
37
290
280
580
560
161
159
126
121
166
165
130
125
20.000
22.000
-13
-20
-25
-29
35
34
260
240
520
480
158
156
116
110
165
164
121
117
24.000
26.000
-27
-35
-33
-37
33
32
240
230
480
460
154
153
105
101
164
164
113
110
Economy Cruise Power – 75% Np -1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 11.600 lb. 7.400 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
35
35
260
260
520
520
137
139
137
135
140
142
140
139
4.000
6.000
45
37
7
3
35
35
260
260
520
520
142
143
134
131
145
147
137
135
8.000
10.000
30
23
-1
-5
35
35
260
260
520
520
145
147
129
127
149
152
133
130
12.000
14.000
16
9
-9
-13
35
35
260
260
520
520
149
151
125
123
155
157
129
127
16.000
18.000
1
-6
-17
-21
35
35
260
260
520
520
154
156
121
119
160
162
125
123
20.000
22.000
-13
-20
-25
-29
35
34
260
240
520
480
157
156
116
110
165
164
121
117
24.000
26.000
-27
-35
-33
-37
33
32
240
230
480
460
154
153
105
101
164
164
113
110
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-9 08 July 2013
Maximum Cruise Power – 91% Np -2000 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 12.500 lb. 8.200 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
50
50
420
420
840
840
169
172
169
168
171
174
171
169
4.000
6.000
45
37
7
3
50
50
420
420
840
840
175
178
166
164
177
181
168
166
8.000
10.000
30
23
-1
-5
50
49
420
410
840
820
181
183
162
158
183
186
163
160
12.000
14.000
16
9
-9
-13
46
43
380
360
760
720
182
181
153
147
185
184
155
149
16.000
18.000
1
-6
-17
-21
40
37
330
300
660
600
180
178
141
135
183
182
143
138
20.000
22.000
-13
-20
-25
-29
34
31
280
260
560
520
174
172
128
122
181
179
133
127
24.000
26.000
-27
-35
-33
-37
29
28
250
240
500
480
169
168
115
110
179
179
122
119
Maximum Cruise Power – 75% Np – 1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 12.500 lb. 8.200 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
50
50
340
340
680
680
156
158
156
154
158
161
158
156
4.000
6.000
45
37
7
3
50
50
340
340
680
680
161
163
152
150
163
166
154
152
8.000
10.000
30
23
-1
-5
50
50
340
340
680
680
165
167
147
144
168
171
150
147
12.000
14.000
16
9
-9
-13
50
50
340
340
680
680
170
172
142
140
174
177
146
143
16.000
18.000
1
-6
-17
-21
48
45
320
300
640
600
172
172
135
130
177
177
139
134
20.000
22.000
-13
-20
-25
-29
42
39
280
270
560
540
169
166
124
117
176
175
129
124
24.000
26.000
-27
-35
-33
-37
37
36
260
250
520
500
165
163
112
107
176
177
120
117
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-10 08 July 2013
Economy Cruise Power – 75% Np – 1650 RPM Pressure
Altitude
ft.
IOAT Torque
per Eng.
p.s.i
Fuel Flow
per Eng.
lb /hr
Total Fuel
Flow
lb /hr
Airspeed – KTS
°F °C 12.500 lb. 8.200 lb.
TAS IAS TAS IAS
Sea Level
2.000
59
52
15
11
40
40
280
280
560
560
145
147
145
143
148
150
148
146
4.000
6.000
45
37
7
3
40
40
280
280
560
560
149
151
141
139
152
155
144
142
8.000
10.000
30
23
-1
-5
40
40
280
280
560
560
153
156
136
134
158
161
140
138
12.000
14.000
16
9
-9
-13
40
40
280
280
560
560
158
160
132
129
163
165
136
134
16.000
18.000
1
-6
-17
-21
40
40
280
280
560
560
162
164
127
124
168
171
131
129
20.000
22.000
-13
-20
-25
-29
40
39
280
270
560
540
166
166
122
117
174
175
128
124
24.000
26.000
-27
-35
-33
-37
37
36
260
250
520
500
165
163
112
107
176
177
120
117
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-11 08 July 2013
TAKE-OFF DISTANCE Ground roll and total distance to 50 ft. - Distance in ft.
Pressure
Altitude
ft.
Gross-
weight
lb.
Headwind
-10 KTS 0 KTS 10 KTS 20 KTS
Sea level 8.000
9.000
10.000
11.000
2.000
2.600
3.600
4.800
1.650
2.200
3.000
4.050
1.350
1.750
2.450
3.300
1.000
1.350
1.950
2.650
2.000 8.000
9.000
10.000
11.000
2.200
3.000
3.900
5.300
1.800
2.450
3.300
4.500
1.400
2.000
2.600
3.700
1.100
1.600
2.000
3.100
4.000 8.000
9.000
10.000
11.000
2.500
3.400
4.700
6.500
2.050
2.850
4.000
5.500
1.650
2.250
3.300
4.600
1.300
1.700
2.650
4.100
6.000 8.000
9.000
10.000
11.000
2.900
3.800
5.300
-
2.350
3.200
4.500
6.200
1.900
2.600
3.700
5.200
1.400
2.100
3.100
4.300
8.000 8.000
9.000
10.000
11.000
3.400 2.800
n.n
2.300 1.800
10.000 8.000
9.000
10.000
11.000
n.n.
Flaps: T/O 20° Source: Manual DHC-6 200
Aerosoft Configuration:
Pressure
Altitude
ft.
Gross-
weight
lb.
Flaps
10° 20° 37,5°
Sea level 9.000
11.000
1.400
2.000
1.050
1.450
970
1.400
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-12 08 July 2013
LANDING DISTANCE Total distance from 50 ft. - Distance in ft.
Pressure
Altitude
ft.
Gross-
weight
lb.
Headwind
-10 KTS 0 KTS 10 KTS 20 KTS
Sea level 8.000
9.000
10.000
11.000
1.720
1.880
2.060
2.220
1.400
1.560
1.700
1.860
1.140
1.260
1.400
1.560
860
980
1.120
1.200
2.000 8.000
9.000
10.000
11.000
1.820
1.980
2.160
2.300
1.480
1.640
1.800
1.940
1.200
1.360
1.500
1.640
940
1.060
1.200
1.300
4.000 8.000
9.000
10.000
11.000
1.880
2.040
2.220
2.400
1.560
1.700
1.880
2.220
1.260
1.400
1.580
1.700
1.000
1.120
1.280
1.380
6.000 8.000
9.000
10.000
11.000
1.940
2.160
2.340
2.560
1.620
1.800
1.980
2.160
1.300
1.500
1.660
1.820
1.040
1.200
1.340
1.480
8.000 8.000
9.000
10.000
11.000
2.100
2.240
2.480
2.680
1.760
1.900
2.100
2.280
1.440
1.580
1.760
1.980
1.160
1.280
1.460
1.620
10.000 8.000
9.000
10.000
11.000
2.200
2.400
2.600
2.840
1.840
2.040
2.240
2.460
1.540
1.700
1.880
2.080
1.220
1.380
1.560
1.740
Flaps: Landing 40° Source: Manual DHC-6 200
Dry Concrete Surface
Aerosoft Twin Otter EXTENDED Data
Vol 4
4-1-13 08 July 2013
STOL TAKE-OFF DISTANCE Ground roll and total distance to 50 ft. - Distance in ft.
Pressure
Altitude
ft.
Gross-
weight
lb.
Headwind
-10 KTS 0 KTS 10 KTS 20 KTS
Sea level 9.000
10.000
11.000
12.000
780
900
1.100
1.330
650
780
930
1.100
530
650
800
950
450
550
650
830
2.000 9.000
10.000
11.000
12.000
850
1.000
1.180
1.380
680
850
1.000
1.200
600
750
850
1.030
500
630
730
830
4.000 9.000
10.000
11.000
12.000
900
1.080
1.280
1.500
780
900
1.100
1.300
650
800
950
1.100
550
650
830
950
6.000 9.000
10.000
11.000
12.000
1.000
1.180
1.450
1.750
830
1.000
1.230
1.500
730
880
1.050
1.270
600
730
900
1.100
8.000 9.000
10.000
11.000
12.000
1.100
1.300
1.530
1.850
950
1.100
1.330
1.600
780
950
1.150
1.350
630
780
950
1.150
10.000 9.000
10.000
11.000
12.000
1.200
1.400
1.730
2.050
1.030
1.200
1.480
1.800
850
1.030
1.250
1.580
750
830
1.100
1.330
Flaps: T/O 20° Source: Manual DHC-6 300
Dry Concrete Surface
Maximum Performance