Date: 02 Feb 2011
Ampair ® 300 (Mk1, “Pacific”) Wind Turbine Manual
CD 2300
Issue: 1.2
Page 26 of 34
- 26 -
© Ampair, April 2007
5.2 Performance
The graph shows the output for a range of wind speeds. The drag due to the wind turbine is about 160
Newtons (16 kg / 35lbs) at 20 metres per second (40 knots) wind speed.
Power & Speed Curves
0
50
100
150
200
250
300
350
0
5
10
15
20
Wind Speed (m sec-1)
Po
w
e
r
(W
a
tt
s)
0
400
800
1200
1600
Sp
e
e
d
(R
PM)
Power
RPM
Charging Current
0
5
10
15
20
25
30
0
5
10
15
20
Wind Speed (m sec-1)
C
u
rr
e
n
t
(A
m
p
s
)
0
5
10
15
20
25
30
C
u
rr
e
n
t
(A
m
p
s
)
Current (12 volts)
Current (24 volts)
Open Circuit Voltage
0
10
20
30
40
50
60
70
0
500
1000
1500
2000
RPM
O
p
e
n
C
ir
c
u
it
p
d
-
V
o
lt
s