Owner | Gary Little |
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Owner's Other EV | 1997 John Deere Sabre |
Location | Conover, North Carolina United States map |
Vehicle | 1997 John Deere Originally 16hp Hydrostatic drive 38" cut |
Motor | Briggs and Stratton E-tek 8hp continuous 15hp max. |
Drivetrain | Hydrostatic |
Controller | No controller needed- 72rpm per volt= approx 3000 rpm while mowing |
Batteries | Exide group 27 blemishes, 12.00 Volt, Lead-Acid, Flooded 183 reserve capacity- will purchase better batteries later if conversion meets expectations. |
System Voltage | 48 Volts |
Charger | Interactor IntLS485 48v 5amp 3 stage-charges to full charge in 10hrs. after 1 mowing cycle, but I don't completely kill the batteries. I get about 23-25 mins of mowing before noticable drop in RPM's. |
Instrumentation | analog volt meter |
Top Speed | 5 MPH ( 8 KPH) Same speed as ICE foward and reverse as I tached the speed before conversion and after |
Acceleration | same as ICE on flat land. A little sluggish on hills. |
Range | currently getting 23-25 mins of mowing with mulcher blade package installed(this is easier to mow with,being less directional change) but requires a little more current because of the added resistance . |
Curb Weight | 620 Pounds (281 Kilograms) originally was 440 lbs. but mower seems to drive the same- added wt. not noticeable. |
Tires | factory. I increased air pressure a bit so it will roll better. |
Conversion Time | 4 months |
Conversion Cost | $750.00 |
Additional Features | all safety inter locks were retained. |
Special Thanks to Carl Ervin for guiding me through. This has been a fun project. I want to convert my Toyota pick-up next when the funds are available. Thanks to Eric at Olympic Machine in Kings Mountain NC for hub adapter. |