Each Gerber Prime Main Switch, in order to directly control a 240V load, requires an insert module. The type of insert module will depend on the load you are controlling.
Each Main Switch can house up to 4 insert relays. And these relays can be any combination of dimmer, on/off relay or Shutter Relays.
Note: That any shutter relay control will require 2 * Shutter insert modules per motor.
Shutter Relay- Up to 5A @240V
On/Off Relay - Up to 5A @240V Resistive
Dimmer Relay - Up to 0.7A@240V
Combined Max output of Main Switch is 10A