Interrupters User Guide
Chapter 2: GPS300 Installation
9
1.
Rectifier - with power turned on to the rectifier, use a voltmeter to locate a power source
across two available AC taps. The interrupter requires 8-42 V AC or 10-60 V DC.
2.
A 120 V AC convenience outlet to use with the 12 V DC wall adapter.
3.
A DC source, such as a 10-60 V DC battery.
Figure 2-1. Power Source Options
Connecting a Relay
The GPS300 requires an external relay to perform interruptions. The GPS300 can be used with an AC,
DC, or mercury relay. Refer to
Mercury Relay Advisory on page 61
if working with a mercury relay.
1.
Turn
OFF
all power to the rectifier.
2.
If a relay is not already installed, install an AC, DC, or mercury relay according to the relay's
installation instructions.
3.
Connect the GPS300 power cable to the GPS300 interrupter. Line up the notch on the cable to
the connection on the interrupter. Twist ring on cable to lock the cable into the connection.
Figure 2-1. Power Cable and GPS300 Connection
