Eaton EFD31106 Circuit Breaker - Hazardous/Classified Locations
Part Number: EFD31106
Quick Summary
The Eaton EFD31106 circuit breaker protects electrical circuits in hazardous locations, preventing accidental outages in industrial plants. Nuisance trips and maintenance downtime slow production and complicate safety compliance in demanding environments. Designed for NEC/CEC compliance, it carries Class I, Division 1 hazards ratings and compatible NEMA configurations for explosion-proof installations. Engineers value the durable feraloy iron alloy enclosure and bolted/ground joint cover, with single-gang 1 inch trade size and straightforward Square D integration, delivering uptime and lower total cost of ownership in hazardous-location applications.
Product Information
Extended Description
EFD31106 Eaton: Eaton Crouse-Hinds series EFD circuit breaker, 30A, Bolted/ground joint cover construction, Feraloy iron alloy, Square D breaker, Single-gang, Single-pole, Dead end, 1", 120/240 Vac
Product Name
Eaton Crouse-Hinds series EFD circuit breaker
Catalog Number
EFD31106
UPC
782274033082
Product Length/Depth
3.5 in
Product Height
6.13 in
Product Width
3 in
Product Weight
7.47 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 2 Class III Class II, Division 1
NEMA Rating
3 7 9 12
Enclosure
With circuit breaker
Number of gangs
Single-gang
Style
Dead end
Amperage Rating
30 A
Trade size
1"
Manufacturer
Square D
Number of poles
Single-pole
Voltage rating
120/240 Vac
Enclosure cover construction
Bolted/ground joint
Enclosure material
Feraloy iron alloy
EFD and EFDC Series Explosionproof Circuit Breakers catalog page
Eaton Specification Sheet - EFD31106
30 A amperage rating combined with a 1 in trade size delivers precise overcurrent protection for single-pole circuits in compact enclosures. The unit operates at 120/240 Vac, enabling straightforward integration with standard industrial distribution gear, reducing wiring complexity and improving coordination with downstream protections. The Feraloy iron alloy enclosure and bolted/ground joint cover construction provide rugged, corrosion-resistant protection in hazardous environments, minimizing field maintenance and extending service life in chemical plants and refineries. Designed for NEC/CEC compliance, it carries Class I, Division 1 hazards ratings and compatible NEMA configurations for explosion-proof installations, simplifying regulatory adherence and cross-facility deployment. This product’s single-gang, dead-end enclosure supports straightforward retrofit or new-build installations and aligns with Square D switching gear for reliable system integration, lowering project risk and accelerating commissioning. The compact dimensions—3.5 in depth, 6.13 in height, and 3 in width—coupled with a weight of 7.47 lb, enable efficient on-site handling and fast replacements during maintenance windows.
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FAQs
Installation requires a single-pole, 1 inch trade-size enclosure with bolted/ground joint cover. Mount in a dead-end configuration compatible with assemblies in hazardous or classified locations, and connect to 120/240 Vac supply. Ensure correct alignment with Square D or Eaton Crouse-Hinds EFD family components and follow NEC/CEC wiring practices for Class I, Division 1 applications.
EFD31106 is a 30 A, 120/240 Vac circuit breaker, single-pole, with a 1 inch trade size. It comes in a 3.5 in depth by 6.13 in height by 3 in width enclosure, weighs 7.47 lb, and uses a bolted/ground joint enclosure. Built for hazardous locations with feraloy iron alloy material and compatibility with NEC/CEC standards and NEMA ratings 3, 7, 9, 12.
This breaker is designed for hazardous or classified locations, including Class I, Division 1 environments common in oil & gas, chemical processing, mining, and heavy manufacturing. Its explosion-proof construction supports safe operation in demanding industrial settings and helps meet site-specific safety and compliance requirements.
The EFD31106 complies with NEC/CEC standards and is rated for hazardous locations (Class I, Division 1) with compatible NEMA ratings (3, 7, 9, 12). It is intended for hazardous-location installations and supports area classifications for Class I, Division 1 environments, ensuring regulatory compliance across multiple jurisdictions.
The EFD31106 offers rugged, explosion-proof protection with a durable feraloy enclosure that resists harsh conditions, reducing maintenance frequency. Its straightforward single-pole, 1 inch design simplifies installation and replacement, lowering downtime and total cost of ownership in hazardous-location facilities. Availability of specification sheets and catalogs supports informed purchasing and faster integration.