Beechcraft C-12C Operator And Technical Reference Manual page 660

TM 1-1510-218-10
NOTE: TO OBTAIN FUEL FLOW PER ENGINE, DIVIDE THE TOTAL FUEL FLOW VALUE FOR
THE CORRESPONDING ALTITUDE BY TWO.
PRESSURE IOAT OAT TORQUE
ALT
qC
FEET
SL 51
2,000 47
4,000 43
6,000 39
36
8,000
10,000 32
12,000 28
14,000 24
16,000 20
18,000 16
20,000 12
8
22,000
24,000 4
26,000 -1
-5
28,000
29,000 -7
31,000 -11
33,000 ---
35,000 ---
Figure 7-44. Recommended Cruise Power, 1700 RPM - ISA + 30
7-48
RECOMMENDED CRUISE POWER
1700 RPM
ISA + 30 qC
FUEL FLOW
PER
TOTAL
ENGINE
qC
% LB/HR
45 100 964
41 100 936
37 100 908
33 100 882
29 100 856
25 95 810
21 91 766
17 86 720
13 81 676
9 76 634
5 72 594
2 67 556
-2 63 518
-6 58 484
-10 54 450
-12 52 424
-16 47 400
--- --- ---
--- --- ---
AIRSPEED ~ KNOTS
@12,000 LB @11,000 LB
IAS TAS IAS
231 244 233
229 249 230
227 254 228
224 259 225
221 263 223
215 264 217
209 264 210
202 263 203
195 262 197
187 261 190
180 259 182
172 256 175
163 252 167
154 246 158
142 236 149
135 229 144
--- --- 131
--- --- ---
--- --- ---
@10,000 LB
TAS IAS TAS
245 233 246
250 231 251
255 229 256
260 226 261
264 224 266
266 218 267
266 212 268
266 205 268
265 198 267
264 192 267
263 185 266
261 177 265
258 170 262
254 162 260
249 154 256
244 150 254
230 140 246
--- --- ---
--- --- ---
q
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