Van's Aircraft RV-7A, Flight Manual

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Airplane Flight Manual HB-YMT
01/00 Description of the Airplane and its Systems 7–57
7.11.12 Load analysis
Alternator Nippon Denso 55A
Battery Odyssey PC-680 / 17Ah
Description
Description Description
Description Peak Load
Peak Load Peak Load
Peak Load Normal Load
Normal Load Normal Load
Normal Load
AFCU 0.1 0.1
AOA 0.1 0.1
Audio Panel 0.5 0.5
Autopilot 1.7 1.7
Aux Box 0.1 0.1
Boost Pump 4 4
Cabin Bus 0.2 0.2
Com1 1.3 0.6
Com2/Nav 3.3 0.6
EFIS1 1.3 1.3
EFIS2 1.4 1.4
Field 0.1 0.1
Flarm 0.1 0.1
IGN L 0.1 0.1
IGN R 0.1 0.1
Land Lt 7 3.5
Nav Lt 2.1 2.1
Strobe Lt 8 6
Xpdr 1 1
Aux 12V (Max 10A) 0
Flaps 2 0
MapPC 3 2.7
Starter Ctc 3.6 0
Pitch and Roll Trim 0.2 0
VP200 1.2 1.2
Total Total Total Total 42.5 42.5 42.5 42.5 / ( / ( / ( / (with with with with Aux 52.5 Aux 52.5 Aux 52.5 Aux 52.5)))) 26.9 26.9 26.9 26.9 ((((with with with with Aux 36.9 Aux 36.9 Aux 36.9 Aux 36.9))))
Total System
Alternator
Alternator Alternator Alternator 55 A 55 A 55 A 55 A
Battery 17 Ah
Remark
Remark Remark
Remark: : : : The aux 12V plug is safetied by a 10A fuse and is intended to
hook up additional units. In reality, consumption will be zero or near zero.
Conclusion
Conclusion Conclusion
Conclusion: : : : The capacity of the alternator is sufficient to support the
complete system.