Eaton EDS3140 Snap Switch Control Station - Hazardous

Part Number: EDS3140
EDS3140
Manufacturer
Eaton Crouse-Hinds
Part number
EDS3140
Category

Quick Summary

EDS3140 is a snap switch control station for hazardous-location motor control and fault isolation. Engineers often face complex wiring, safety compliance, and downtime when upgrading legacy control stations. This unit meets NEC/CEC requirements and hazardous-location classifications, including Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III, with a NEMA 3, 7, 9 enclosure. With a 1-inch hub, 20A rating, and a compact single-gang footprint, it supports straightforward installation, reliable operation, and lower total installed cost across the project lifecycle. Designed for OEMs and panel builders, the EDS3140 reduces integration risk by providing a standardized control interface that works with common wiring schemes.

Product Information

Extended Description

EDS3140 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EDS snap switch control station, 20A, With switch, With one 1" hub, Feraloy iron alloy, 1, Single-gang, Four-pole, 2, 120-277V, Dead end, 4-way, 1", 120-277 Vac
Product Name
Eaton Crouse-Hinds series EDS snap switch control station
Catalog Number
EDS3140
Product Length/Depth
5.06 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
7.9 lb
UPC
782274764023
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 7 9
Enclosure type
With switch
Trade size
1"
Number Of Poles
Four-pole
Switch function
4-way
Number of gangs
Single-gang
Style
Dead end
Voltage rating
120-277 Vac
Amperage Rating
20A
Hub style
With one 1" hub
Number of devices
1
Number of pushbuttons
2
Primary voltage range
120-277V
Material
Feraloy iron alloy
EDS and EDSX Fully Assembled Snap Switches catalog page EDS and EFD Explosionproof Snap Switches Canadian certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches Canadian certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches Canadian certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches Canadian certification - industrial control panels and assemblies IF 328 - EDS, EFS, EDSC and EFSC Single- and Two-gang Device Bodies IF 328 - EDS, EFS, EDSC and EFSC Single- and Two-gang Device Bodies Eaton Specification Sheet - EDS3140
Rugged enclosure construction using Feraloy iron alloy delivers superior mechanical strength and heat resistance for demanding industrial spaces, helping prevent enclosure breaches in rough environments. The dead-end style with a four-pole, four-way switch enables straightforward wiring for motor control circuits, reducing commissioning time and potential miswiring. A 1" hub supports flexible field wiring and future expansion while keeping panel space efficient, and the single-gang footprint simplifies retrofit into existing enclosures without major cabinet modifications. Rated for 20A at 120-277Vac, the device accommodates a wide range of loads, improving compatibility with common motors and starter circuits while maintaining safety margins. Compliance with NEC/CEC and hazardous-location approvals, plus NEMA 3, 7, 9 enclosures, minimizes regulatory risk and audit time. Installation resources, including IF328 instructions, streamline field mounting and help maintenance teams reference correct wiring schemas, resulting in lower lifecycle costs. In real-world applications across chemical processing, oil and gas, and heavy manufacturing, the EDS3140 delivers measurable uptime gains and safer operation, supporting both new builds and plant modernization projects.

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FAQs

Installers should verify Class I, Division 1 or 2, and Class II/III classifications for the site, use appropriate seals and gaskets, maintain ambient temperature and clearance per manufacturer guidelines, and follow the IF328 installation sheets to ensure wiring integrity and regulatory compliance.
The device is rated 20A at 120-277Vac, with a four-pole, four-way switch arrangement and two pushbuttons for local control. This combination supports versatile motor-control circuits and safe start/stop operation while preserving isolation between control functions.
Yes. It adheres to NEC/CEC standards and provides hazardous-location ratings including Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III, along with NEMA ratings 3, 7, and 9, ensuring regulatory alignment for industrial environments.
The EDS3140 is designed as a single-gang enclosure with a 1" hub, enabling compact field mounting. It supports one device and two pushbuttons, simplifying wiring schematics for straightforward control circuits while preserving safe isolation.
The Feraloy iron alloy enclosure offers durability in harsh environments, reducing enclosure breaches and maintenance cycles. Compliance, reduced audit time, and easier retrofit improve uptime and lower total cost of ownership across plant modernization projects.