Copyright 2013 HotSpot Energy
11
Connect 48v DC power from batteries to terminals as shown below. “E” refers to Earth
Ground.
Connect outdoor unit (ODU) (below, left) to indoor unit (IDU) (below, right) as shown below:
AWG Wire Gauge Sizing Guide
For DC4812VRF Air Conditioner
DC4812VRF Air Conditioner Minimum Wire Gauge Sizing Chart for Connecting Outdoor Power
Distance
10 ft.
20 ft.
30 ft.
40 ft.
50 ft.
75 ft.
100 ft.
HotSpot Recommended AWG
AWG
AWG
AWG
AWG
AWG
AWG
AWG
Solar PV to Charge Controller
12
12
12
12
12
10
10
Charge Controller to Batteries
12
10
NA
NA
NA
NA
NA
Batteries to ODU
10
10
10
10
8
7
6
