V174Kostov 11LihiumchargerDc/Dcsnugdamper ring and splinesterndrive spline shaftview
OwnerNew Electric
LocationAmsterdam, North Holland Netherlands map
Vehicle1974 V174 Bayflite
MotorKostov K11 250V Series Wound DC
interpole DC motor, series/parralel field
DrivetrainVolvo Penta 270 sterndrive.
ControllerEvnetics Soliton1
Batteries90 Winston WB LYP90AHA, 3.34 Volt, Lithium Iron Phosphate
System Voltage300 Volts
ChargerElcon HF/PFC5000 288xx
DC/DC ConverterMeanwell 636W 53A
InstrumentationJLD 404 intelligingt Ah meter, couple volt
and Amp meters for 12V system, temp
sensors for 3 batt boxes.
Top Speed35 MPH (56 KPH)
current prop setup (15x17) is more for
acceleration then top speed. Higher pitch
we could go faster.
Accelerationshould be enough for waterskiing.

--> 29-08-2012
It is Amazing! :) Easily enough for
RangeIn a boat I measure my range as time i
can do certain speeds..so:
20 min @55kph
45 min @35kph
>over a day @cruising speeds in the
Amsterdam canals.
Watt Hours/MileIt takes about (350A*240V) from the
batteries ~ 84 kW continous to keep
planing @55kph
(160A*280V)~ 35 kW @35kph
Seating Capacity6 is a squeeze
Tiresyeah, dont need those :)
Conversion TimeGot started spring of 2011 - present
Conversion CostAbout $20,000 in components
Additional FeaturesDigital dash on a Android tablet via Wifi router setup
using EVspeedo app.

code by jerry