Appendix A: Generator Auto Start Requirements and Types
Two Wire
The
Some generators use a momentary
Identification
Generators of this type are usually operated with a simple toggle switch or key that turns to on, then off to shut the generator off.
Connection
For this type of generator, the two wires are connected to the normally open and common contacts of Relay 1 (wires 14 and 16). When the AGS receives a command to start the generator, it closes the contacts inside Relay 1, allowing the generator to start. The contacts remain closed for the duration of the generator run and open when the AGS needs the generator to stop.
Three-Wire Onan
The
Identification
Generators of this type are controlled with a
Connection
The common wire from the generator should connect to the common connections of both Relay 1 and Relay 2 (wires 16 and 18 respectively). The start wire from the generator connects to the normally open contact of Relay 2 and the generator stop wire connects to the normally open contact of Relay 1.
80 | Xanbus Automatic Generator Start (AGS) Owner’s Guide |