GE Industrial Solutions Entelli-Switch 250 - Manual (Page 6)

■ 6 GE Zenith Controls ■ Entelli-Switch 250 Operation and Maintenance Manual (71R-2000A)
Installation
(cont’d)
A complete information package is furnished with
each transfer switch including a complete connection
diagram and schematic which details all necessary
control circuit field connections.
The engine start control wires connect to the
engine start relay terminals located to the left
of the microprocessor. Figure 5 shows the location
of these terminals.
To R/T Box
To Power
Panel
Input/Output
Connectors
to I/O Modules
Engine Start
Connections
Clock Program
Backup Battery
Remove protective
strip to enable clock
functions
Network Connector
Control Connections
The terminals are clearly identified by a label on the
microcontroller backplate. In the case of manual trans-
fer switches, or in other applications not requiring the
microprocessor, clearly marked terminal blocks are
provided in the upper left corner of the control panel
for the engine start control wires.
Figure 5
DANGER
HAZARDOUS VOLTAGE
(Can Cause Severe Injury or Death)
Turn OFF all power before installation, adjustment, or removal of transfer switch or any of its components.