Definition of NEMA 3RX Enclosure
NEMA 3RX enclosures are made to be used both indoors and outdoors to keep hazardous parts away from personnel and to improve environment safety. Most notably, they offer protection against corrosion but may have louvers or ventilation systems.
Features of NEMA 3RX Electrical Enclosures
Below are the key features of NEMA 3RX electrical enclosures:
- Can be used for both indoor and outdoor electrical enclosing.
- Comes with solid or strong protection against ingress.
- Has water ingress protection and Weatherproof features.
- Corrosion resistant
- UV resistance
- Come with mounting alternatives like brackets or flanges to make installation easier.
- Features doors that can be locked.
- Gasketed door feature for tight seals against dust and moisture.
Benefits of NEMA 3RX Enclosures
- Made to meet both outdoor and indoor electrical protection needs of components.
- Protects electrical components from solid foreign object ingress.
- No matter the weather, your electrical parts are safe outdoors.
- Built with materials that resist corrosion which means you do not lose money.
- Comes with reduced maintenance.
Comparing NEMA 3RX to Other NEMA 3 Enclosures
| NEMA 3RX Enclosure | NEMA 3 Enclosure | NEMA 3SX Enclosure | NEMA 3X Enclosure |
| Protects against rain, corrosion, snow, and sleet | Protects against rain, windblown dust, snow, and sleet | Protects against rain, windblown dust, external ice, corrosion, snow, and sleet | Protects against rain, windblown dust, snow, corrosion, and sleet |
| Resists corrosion | Doesn’t resist corrosion | Resists corrosion | Resists corrosion |
| Stainless steel and aluminum materials | Steel and aluminum materials | Stainless steel and aluminum materials | Stainless steel and aluminum materials |
| No ventilation | No ventilation | Ventilation available | No ventilation |
| Lockable doors available | Lockable doors available | Lockable doors available | Lockable doors available |
Where to use NEMA 3RX Electrical Enclosure
NEMA 3RX electrical enclosures can be used in the following industries such as:
- Utilities industry in encasing control and electrical equipment in substations, power plants, water treatment systems, etc.
- Telecommunications industry to keep outdoor communication equipment secure from corrosion and weather.
- Transportation industry to protect railway, roadway, and airport signaling and controlling systems.
- Marine industry for protecting electrical systems on piers, ships, and docks where there is exposure to salty water.
- Agricultural industry to keep irrigation pumps, controls, and other tools like inverters safe outdoors.
- Some other industries where they can be used include renewable energy, industrial automation, oil and gas, and more.