Important Safety Instructions ii
1 Site Design Guidelines 1
Accessing ChargePoint Documentation 1
Pairing Two Express 280s 2
Initial Site Guidelines 2
Plan for Future Charging Capacity 3
Charging Station Placement 3
2 Civil and Mechanical Design 8
Component Dimensions and Weight 8
Mounting Specifications for Pads 8
Drainage 10
Clearances 11
Wheel Stops and Bollards 13
Pairing Previously Installed Charging Stations 16
Ventilation 17
Accessibility 17
Signage 17
3 Electrical Design 18
Upstream Components 18
Grounding Requirements 20
Shunt Trip Wiring (Optional) 21
Conduit 22
Wiring Requirements for Standalone Stations 23
Additional Wiring Requirements for Paired Stations 23
Wiring Diagram 25
4 Connectivity 28
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Contents