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大约 8 年前

₹750-1250 INR / hour

AC to DC Lithium-ion battery charger, Battery pack output voltage 63 Capacity 60 Ah Requirements:- 1. charger output voltage :- output must vary from 60 - 72 V (can be set to any value between given limit, on load) 2. output current:- 30 Amp 3. compact and should be suitable from every part to charge lithium-ion battery pack( pack made up by combining 18650 cells) 4. AC input active surge current limiting 5. Protections: Short circuit / Overload / Over voltage / over temperature 6. Forced air cooling by built-in DC ball bearing fan 7. High power density 8w/inch

Product Design

项目 ID: 10400527

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@ashrafshekh

Hello, Greetings of the day, I read your requirements and found this project very interesting. I am very much interested to do this project for you. I understand your requirements and want to start this project as soon as you award me.I am a standard member here and a full time freelancer, so you can contact me anytime. to brief about me: I am mechanical design engineer by profession and graduate in mechanical engineering with PG in CAD/CAM, ANSYS & Solidworks. I have worked many project in softwares like CATIA V5, 3Dmax, Creo, revit, AutoCAD and many more. As i have engineering background with five years of industrial experience i am very much familiar to do this kind of job. I have preferred freelancer badge, you can see next to my profile name. You can check my profile and portfolio:- https://www.freelancer.com/u/ashrafshekh.html My bid is negotiable and it depends on the required deliverable. Looking forward to hear from you & feel free to contact me Thanks & regards Ashraf Shaikh

₹1,052 INR 在10天之内