In case of someone wants to hot rod Markhor Kunlun and build the custom 60V 60A battery to use it with the VESC for Bafang M600 or M560 controllers here are the CAD files with the battery case and the new seat post compartment cover parts designed for FDM 3D printing.
For the battery case parts I recommend to use glass filled nylon
View attachment 172089
For the seat post compartment cover you can use any material you like. I used PLA
View attachment 172090
This is 16S3P battery with 21700 cells.
I used Samsung 50S cells
Samsung 50S 21700—5000mAh, 25A high-drain power. Genuine cells, great price and fast US shipping. Is this the perfect pack cell for runtime + punch?! Shop.
www.18650batterystore.com
I used this JBD SP17S005 battery management system 60A with Li-ion 3.7V settings
The SP17S005 supports automatic recognition of 10S-17S lithium iron phosphate or ternary lithium batteries, and has a wide range of continuous current options from 20A to 120A, meeting the needs of different customers. Here is its wiring diagram
jiabaida-bms.com
You can purchase it on Green Bike Kit website, here are the settings for the order
Smart battery BMS for 10s, 11s, 12s, 13S 14S 15s, 16s, 17s, 48V 52V 80A 40A 20A 60A with small size/smart BMS software
www.greenbikekit.com
View attachment 172091
The heat-set inserts are M6. You can purchase it here. Those inserts need to be shortened maybe 2 mm to fit properly
McMaster-Carr is the complete source for your plant with over 595,000 products. 98% of products ordered ship from stock and deliver same or next day.
www.mcmaster.com
The battery mountings screws
McMaster-Carr is the complete source for your plant with over 595,000 products. 98% of products ordered ship from stock and deliver same or next day.
www.mcmaster.com
The rubber washers for the battery mounting screws heads to protect the frame from scratches
McMaster-Carr is the complete source for your plant with over 595,000 products. 98% of products ordered ship from stock and deliver same or next day.
www.mcmaster.com
The buss bar parts are cut out of the WELLGO 250A 21700 2P Honeycomb Spacer 22.5mm Center Distance copper-nickel sandwich bussbar
Wellgo Wholesale Cheap Price 250a 21700 2p Honeycomb Spacer 22.5mm Center Distance Copper Insulated Rust-resistant Busbar - Buy Rust-resistant Copper Busbar 250a 2p 21700 Insulated Bar 800mm Length Honeycomb Spacer Copper Busbar Product on Alibaba.com
www.alibaba.com
The main power wires are 10 gauge silicone wires
The charging wires are 18 gauge silicone wires
The battery charger is Abakoo 67.2V 2A
The electrical insulating paper with adhesive layer
The Kapton tape assortment
MYJOR High Temperature Tape, 1 mil Kapton Tape, Polyimide Tape, Professional for Protecting CPU, PCB Circuit Board, 1/4", 1/2", 3/4", 1"- 4 Rolls,No Residue.: Amazon.com: Industrial & Scientific
Pure nickel 0.2mm for the balancing wires tabs
Pure Nickel Strap-99.96% Nickel Strip for 18650 Battery Spot Welding Machine Welder Equipment - Amazon.com
150mm wire heat shrink PVC wrap
150mm(5.9in) Width PVC Heat Shrink Wrap Tube 18650 21700 26650 Lithium Battery DIY Battery Pack 3M(9.9ft) Length Blue: Amazon.com: Industrial & Scientific
Main power 80A fuse
80A fuse connectors
7.5A Charging fuse
Charging fuse holder
21700 Battery Insulator Rings
Amazon.com: 21700 Battery Insulator Ring, 300pcs Self-Adhesive Sturdy Cardboard Stickers Insulators Electrical Insulating Adhesive Paper for Sleeving 21700 Cells (21700 Insulator Ring) : Electronics
www.amazon.com
Charging port 5.5 x 2.1 mm for the seat post cover
Amazon.com: LUORNG 5Pcs 10A DC-099 Power Jack Cord Socket Threaded Female Mount Connector Adapter with Pre-soldered Wires and Waterproof Cover Cap, 5.5 x 2.1 MM : Tools & Home Improvement
BMS power button for the seat post cover 16mm Waterproof IP67 Metal Latching Push Button Switch
Amazon.com
The link with the battery build pictures process is posted in the previous post