4
Instruction Booklet
IB48091
Effective October 2022
Instructions for Eaton’s AMPGARD
®
NEMA 3R motor control center
EATON
www.eaton.com
1.5 Product description
NEMA 3R enclosure stands on a sturdy base . The base is fixed to
the ground with four foundation bolts . It facilitates to keep the flood
water from entering the structure and if some water tends to enter
the structure, it can easily drain out . It also provides access for the
low voltage and medium voltage cable entry . The side covers are
securely assembled to the base, starter or incoming line weld cell,
and the roof . Various designs of side covers are made available to
connect with various adjoining structures .
Figure 2. Front view.
The slanted roof provides a slope for the rainwater to run down the
enclosure . Filter and screen in the roof assembly provide a path for
hot air to exit the enclosure with minimum ingression of rainwater .
The full height door of the enclosure is hinged to the side cover .
The three-point latch helps to secure the door at roof, side cover,
and base . The latch handle has the provision for a padlock . Wind
latch on the door facilitates opening of the door up to an angle of 97
degrees . Neoprene gasket on the door provides protection against
dirt and water .
Side
cover
Door
Rain cap
