Make Gateway 3 Supply Connections

  1. Connect the supply conductors to the Gateway 3 Supply terminals or main breaker terminals.
  2. Connect the supply Neutral to a main Neutral terminal on the Grid side.
  3. Connect the supply Ground to a main Ground terminal.
Informational PurposesAn informational icon, calling your attention
Note
When an Eaton main breaker is installed, S1 and S2 are swapped.
No Main Breaker Eaton Main Breaker Square D Main Breaker
Component Recommended Wire Color Wire Gauge 1 Tool Size Wire Strip Length Torque
Supply Terminals Black, Red 6 AWG – 250 kcmil 5/16-inch hex 1 ¼-inch (32 mm) 275 in-lb, 23 ft-lb
Main Neutral Terminals White (1x) #4 AWG - 250 kcmil 3/8-inch hex 1 ¼-inch (32 mm) 250 in-lb, 21 ft-lb
(2x) #4 AWG - 4/0 stranded2, 3
Main Ground Terminals Green or Bare 6 AWG – 2/0 3/16-inch hex ¾-inch (20 mm) 120 in-lb, 10 ft-lb

1 Use copper or aluminum conductors rated to a minimum of 75°C.

2 Conductors must be the same size and material when terminating more than one conductor under these terminals.

3Double lugging is allowed only when conductors are paralleled (part of the same circuit) to increase ampacity for a single circuit.

Warning IconA warning icon, calling your attention to a possibly risky situation
CAUTION
Do not modify the factory lug configuration.