Eaton Crouse-Hinds ENR22202 M4 Receptacle Assembly - Hazardous Location NEC/CEC
Part Number: ENR22202 M4
Quick Summary
Eaton Crouse-Hinds ENR22202 M4 receptacle assembly provides explosionproof power connections for hazardous locations. In demanding environments, unreliable fittings risk downtime and safety; this unit delivers robust sealing, rugged copper-free aluminum construction, and certified performance. It meets NEC/CEC hazardous location ratings and multiple NEMA standards (3, 3R, 7, 9, 12), ensuring compliance from design through installation. With a two-gang, dead-end configuration and 3/4" trade size, plus 20A at 250 VAC, it integrates seamlessly into Ark-Gard ENR Premier systems while delivering field-installation efficiency and long-term reliability for industrial facilities.
Product Information
Extended Description
ENR22202 M4 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Ark-Gard ENR Premier receptacle assembly, 20A, Double, 50-400 Hz, Copper-free aluminum, 6-20R, Two-gang, Dead end, 3/4", 250 Vac
Product Name
Eaton Crouse-Hinds series Ark-Gard ENR Premier receptacle assembly
Catalog Number
ENR22202 M4
Product Length/Depth
6.78 in
Product Height
6.75 in
Product Width
7.56 in
Product Weight
0.999 lb
UPC
662276174467
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 3R 7 9 12
Number of gangs
Two-gang
Amperage Rating
20A
Voltage rating
250 Vac
Style
Dead end
Trade size
3/4"
NEMA configuration
6-20R
Cover type
Double
Material
Copper-free aluminum
Frequency rating
50-400 Hz
Ark-Gard ENR Premier Explosionproof NEMA Locking Devices catalog page
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices Canadian certification - ENR and ENP
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices Canadian certification - ENR and ENP
IF 344 - Ark-Gard ENR Receptacles ENP Model M97 Plugs
IF 344 - Ark-Gard ENR Receptacles ENP Model M97 Plugs
IF 344 - Ark-Gard ENR Receptacles ENP Model M97 Plugs
Eaton Specification Sheet - ENR22202 M4
Explosionproof design delivers enhanced safety and regulatory compliance in hazardous locations, reducing risk of ignition and costly downtime. The business impact is lower insurance exposure and smoother project sign-offs, with applicability in chemical plants and offshore facilities. Copper-free aluminum construction offers corrosion resistance, lighter weight, and simplified maintenance cycles, translating to longer service life and lower total cost of ownership in maritime and outdoor installations. Electrical ratings of 20A and 250 VAC with a 6-20R configuration enable direct compatibility with common industrial equipment, improving install speed and reducing the need for adapters in control panels and motor circuits. The two-gang, dead-end, 3/4" trade size design simplifies mounting in limited spaces and accelerates field assembly, minimizing commissioning time and labor costs in rugged environments. Compliance with NEC/CEC and diverse NEMA ratings (3, 3R, 7, 9, 12) supports multi-site rollout and streamlined procurement across regulated sectors. Ark-Gard ENR Premier compatibility ensures consistent performance with the broader Ark-Gard line, reducing engineering risk and facilitating spares management for OEMs and maintenance teams. Industry practitioners benefit from clear installation instructions and readily accessible datasheets, improving first-time-right installations and long-term reliability of hazardous-area equipment.
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FAQs
The ENR22202 M4 is a two-gang dead-end receptacle assembly with a 3/4 inch trade size and 6-20R configuration, rated for 250 VAC and 20 A. It is designed for NEC/CEC hazardous locations and fits Ark-Gard ENR Premier systems, simplifying integration into existing panels and enclosures in hazardous environments.
This receptacle assembly supports Hazardous/Classified Locations and NEC/CEC standards, with NEMA ratings of 3, 3R, 7, 9, and 12, plus Class I Division 1/2 and Class II/III classifications as applicable. Canadian certifications are documented in UL references for ENR/ENP components.
Specifications include two-gang configuration, 20A, 250 VAC, copper-free aluminum construction, frequency rating of 50–400 Hz, trade size 3/4", and NEMA 6-20R configuration. Dimensions are approximately 6.78 in length, 6.75 in height, and 7.56 in width, with a weight around 0.999 lb.
The explosionproof design and copper-free aluminum construction provide durable, corrosion-resistant performance in harsh sites, reducing maintenance cycles and safety risks. Its standardized Ark-Gard ENR Premier compatibility ensures consistent spare parts and faster field service across multi-site operations.
Installation sheets and datasheets are available from Eaton, including IF 344 and related ENR documentation, plus the Ark-Gard ENR Premier catalog page and the Eaton specification sheet for ENR22202 M4, which provide mounting guidance, wiring diagrams, and compliance details.