NEMA Type 1: General Purpose- Indoor Use:
Intended to provide protection against
contact with the enclosed
equipment and against a limited amount of falling dirt.
NEMA Type 2: Drip Proof-Indoor Use:
General purpose indoor use intended to be
dust proof and provide protection against limited amounts of falling dirt
and water.
NEMA Type 3: Dust tight, Rain Tight, and Sleet Resistant- Outdoor Use:
Intended
to provide protection against wind blown dust and rain. Should be undamaged
against the formation of ice on the enclosure.
NEMA Type 3R: Rain Proof and Sleet Resistant- Outdoor use:
Intended to provide
protection against falling rain. Should be undamaged by the formation
of ice on the enclosure.
NEMA Type 3S: Outdoor use:
Intended to provide protection against wind blown
dust, rain, and sleet. The external mechanisms should remain operable
while ice laden.
NEMA Type 4: Water Tight and Dust Tight- Indoor or outdoor use:
Intended to
provide protection against dust, falling rain and splashing and hose directed
water. Should be undamaged by the formation of ice on the enclosure.
NEMA Type 4X: Water Tight, Dust Tight, & Corrosion Resistant- Indoor or Outdoor
use:
Intended to provide protection against dust, falling rain and
splashing and hose directed water. Should be undamaged by the formation
of ice on the enclosure. Should be corrosion resistant.
NEMA Type 6: Indoor and Outdoor Use:
Intended to provide protection against
the entry of water during temporary and limited submersion. Should remain
undamaged by the formation of ice on the enclosure.
NEMA Type 6P: Indoor
and Outdoor Use:
Intended to provide protection against the entry
of water during prolonged submersion at limited depths. Should remain
undamaged by the formation of ice on the enclosure.
NEMA 7: Indoor Use
in Hazardous Locations:
Used in Class 1 Div. 1, Groups A, B, C, or
D applications.
NEMA 8: Indoor or
Outdoor Use in Hazardous Applications:
Used in Class I Div. 1, Groups
A, B, C, or D applications.
NEMA 9: Indoor Use
in Hazardous Applications: Used in Class II, Div1, Groups E, F, or
G applications.
NEMA 10:
Used to meet
mining enforcement safety requirements.
NEMA 11: Indoor Use:
Intended to provide corrosion resistance and protection during oil immersion.
NEMA 12: Indoor Use:
Intended to provide protection against entry of dust, dirt, and dripping
water. Should provide protection against non-corrosive liquids.
NEMA 13: Indoor Use:
Intended to provide protection against entry of dust, dirt, dripping water.
Should provide
protection against non-corrosive liquids. |
