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Location and Compliance
Installation and Owner’s Manual for Generac PWRcell Inverter
9
Section 3: Location and Compliance
Location
When installing the PWRcell Inverter, consider the follow
-
ing:
•
The unit can be installed in indoor or outdoor loca
-
tions.
•
If installing indoors, an external switch must be
installed to be the PV rapid shutdown initiator, or
additional DC disconnects must be sourced and
installed on the PV circuits. See
•
If installing outdoors, mount the unit near the utility
service entrance to allow the inverter DC discon
-
nects to be the compliant PV rapid shutdown initia
-
tors. See
more information.
•
If using the inverter DC disconnects as the compli
-
ant PV rapid shutdown initiator(s), verify the height
of the DC disconnects in the inverter do not exceed
6' 7" (2 m) to comply with NEC Article 404.8(A).
•
The inverter installation location must meet the
working space requirements in NEC Article 110.26.
Compliance
Note on DC Wiring and the NEC
Some electricians or installers may be unfamiliar with DC
wiring in a residential setting. Note the following:
•
NEC 690.31 for DC PV circuits in buildings
•
NEC 215.12(C)(2) for correct DC wiring identifica
-
tion
Always adhere to applicable codes when marking and
installing DC conductors. See
. Mark or flag all conductors for
their polarity as appropriate.
•
It is recommended that REbus (+) conductors NOT
be green, white, gray, blue, or black.
•
It is recommended REbus (-) conductors NOT be
green, white, gray, or red.
(000190)
DANGER
Loss of life. Property damage. Installation must
always comply with applicable codes, standards, laws
and regulations. Failure to do so will result in death
or serious injury.
WARNING
Electrocution. Refer to local codes and standards for
safety equipment required when working with a live
electrical system. Failure to use required safety
equipment could result in death or serious injury.
(000257)
(000182a)
WARNING
Equipment damage. Only qualified service personnel may
install, operate, and maintain this equipment. Failure to
follow proper installation requirements could result in death,
serious injury, and equipment or property damage.
Table 3-1. REbus DC Wiring Coloring Convention
Wire
Color
REbus + (RE+)
Red
REbus - (RE-)
Black
Ground (GND)
Green
Содержание PWRcell X11402
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