Full Product Manual

Rev
2020.04.23
3
2. Safety Tips

Review this manual thoroughly before attempting installation.
 Beware of any nearby electrical equipment that may interfere with installing this device.

Solar panels can generate high voltages and currents, make sure your solar panels are
completely covered from sunlight during installation. It is recommended that installation be
performed by a qualified electrician.
 Connecting wires to this device can generate sparks, please wear proper insulation gear while
installing this device.
 To avoid damage to the battery or controller, use proper fuses in wiring. Please do not hesitate to
contact Grape Solar should you need help with fuse sizing.

Always keep children away from this device.
 Be certain to use the correct gauge of wire, see below for a table of recommended wire size for
various current loads.
Solar Input Current 5A 10A 20A 30A 40A 60A
Wire Cross Section Area (mm²) 1.5 2.5 5 8 10 12
Wire AWG 15 13 10 8 7 6