Specifications

HarmonicGuard
®
Passive Options
28 HGP IOM Manual – Rev. D
Heater Option (H)
The Heater Option is intended for use in applications which require the environmental protection of a
NEMA 3R enclosure. The heater is mounted to the interior of the enclosure and protects sensitive
electronic equipment from the harmful effects of corrosion and condensation.
The Heater option is available for all 3R enclosures.