Siemens Industry, Inc.
Building Technologies Division
Power Limited Wiring
Wiring entering the enclosure from the top and the left side of the backbox is consid-
ered power limited. Wiring must be in the shortest route and must not overlap any
Use the existing lances in the backbox to dress the wires as needed to maintain
separation of power limited and non-power limited wiring.
The System is designed to operate from an external 120 VAC, 60 Hz power source.
The primary mains input must have a separate or dedicated circuit breaker. Wire in
accordance with local codes and NEC 760.
Remove the knockouts in the backbox for the entry of field wiring. (Refer to
Figure 4 for the location of knockouts.)
Pull all field wiring into the backbox. Do not dress the wiring until the
location of all the equipment is known.
Install the wiring from the external power source to the approximate location
of the power supply.
After the backbox is installed and the wiring completed, finish the installation by
installing the mounting plate, the outer door, the OD-GP grill plate, and the ground
Install the mounting plate if removed.
Install the door by placing it on its hinges. (Refer to Figure 5, page 5.)
Install the OD-GP vented grill plate on the door and secure with the 10-32
nuts supplied. (Refer to Figure 6, page 5.)
Install the ground strap on the door. (Refer to Figure 7 , page 6.)
"W x 6-
"D x 27"H