Installation Instructions

Document No. 553-170
Installation Instructions
December 15, 2010
Page 2 of 4 Siemens Industry, Inc.
Prerequisites
CAUTION:
No power wiring is connected to the PXC
Compact at this time.
 If mounting in an enclosure:
 Enclosure is installed.
 The power source is installed, as applicable.
 The power is OFF.
 All necessary wiring is pulled and terminated per
the layout drawing.
 Power and communication wiring is terminated to
the removable plugs supplied with the devices.
CE Compliance Requirements
Must be installed inside a metal enclosure rated at IP20
minimum.
Energy Management Applications
For energy management only (low voltage Class 2), the
PXC Compact may be mounted on a flat surface.
If required, use an enclosure that is suitable
for the operating environment of the PXC
Compact. Operate in a dry location, which is
protected from exposure to salt spray or other
corrosive elements. Exposure to flammable or
explosive vapors must be prevented.
Outdoor Applications
For outdoor applications, mount the rooftop PXC
Compact inside a NEMA-4 rated enclosure or a similarly
protected environment.
Applications Requiring a Secure Enclosure
Mount the PXC Compact inside a listed enclosure along
with a Service Box and Sidewall Kit, if needed.
.