Eaton Crouse-Hinds EIDA3030 S784 EID Disconnect Switch - Hazardous Locations
Part Number: EIDA3030 S784
Manufacturer
Eaton Crouse-Hinds
Part number
EIDA3030 S784
Quick Summary
EIDA3030 S784 EID disconnect switch is a rugged, explosion-protected isolator designed for hazardous-location electrical systems in industrial plants. Operators often face downtime, mis-wiring risks, and maintenance hurdles in harsh environments, which this unit helps mitigate through robust enclosure and integrated switch features. It carries NEC/CEC compliance with Hazardous/Classified Locations ratings, including Class I Division 1 and Zone 1 approvals, plus NEMA ratings, supporting safe operation across demanding sites. With copper-free aluminum construction and an available auxiliary contact, the solution also streamlines installation and ongoing maintenance, driving reliability and a stronger ROI for plant-wide protection strategies.
Product Information
Extended Description
EIDA3030 S784 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EID disconnect switch, 30A, With switch, Non-fused, 5 HP/10 HP/20 HP/30 HP, Copper-free aluminum, Auxiliary contact (single block), 240-600 Vac/250 Vdc
Product Name
Eaton Crouse-Hinds series EID disconnect switch
Catalog Number
EIDA3030 S784
Product Length/Depth
10.47 in
Product Height
12.47 in
Product Width
9.65 in
Product Weight
36 lb
UPC
662276202511
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class III Class I, Division 1 Class I, Division 2 Class II, Division 1 Class I, Zone 1 Class I, Zone 2
NEMA Rating
7 3 9 3R 4
Enclosure type
With switch
Fusing
Non-fused
Amperage Rating
30A
Horsepower
5 hp/10 hp/20 hp/30 hp
Material
Copper-free aluminum
Special features
Auxiliary contact (single block)
SP3D Design Package - EID Explosionproof Compact Disconnect Switches
EID Series Explosionproof, Compact Disconnect Switches Brochure
EID Series Explosionproof, Compact Disconnect Switches catalog page
EID Explosionproof, Compact Disconnect Switches Canadian certification
EID Explosionproof, Compact Disconnect Switches Canadian certification
IF 1532 - EID Disconnect Assembly
Eaton Specification Sheet - EIDA3030 S784
Eaton Specification Sheet - EIDA3030 S784
Feature: 30A, non-fused operation with a 5 HP/10 HP/20 HP/30 HP horsepower range. Business Impact: Provides reliable isolation for mid-scale loads without the complexity of fuse management, reducing spare parts costs and downtime. Application: Suitable for motor-control stations in hazardous areas where a compact, non-fused disconnect is preferred. Feature: Copper-free aluminum enclosure. Business Impact: Delivers corrosion resistance in challenging environments while reducing weight for easier handling and installation. Application: Offshore platforms, chemical plants, and mining facilities requiring durable enclosures. Feature: Auxiliary contact (single block). Business Impact: Enables feedback to PLCs and control systems, improving interlock logic and automation reliability. Application: Control room interfacing and safety interlock validation. Feature: Wide voltage and HP compatibility (240-600 Vac / 250 Vdc; 5–30 HP). Business Impact: Supports flexible motor and system sizing with a single device, lowering engineering time and inventory. Application: General-purpose hazardous-location disconnection across varied motor loads. Feature: Explosive-location readiness (Area classification and NEC hazard ratings). Business Impact: Ensures compliance with NEC/CEC requirements, reducing risk of rework and penalties. Application: Health and safety compliance for refinery, chemical, and petrochemical facilities. Feature: With switch configuration. Business Impact: Simplifies installation by providing ready-to-wire switching, accelerating commissioning. Application: Panel integration and field retrofit projects.
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FAQs
The EIDA3030 S784 is designed as a standalone non-fused disconnect with an integrated switch and auxiliary contact, suitable for integration into hazardous-location panels. Its copper-free aluminum enclosure and range of voltages (240-600 Vac / 250 Vdc) support straightforward wiring and compatibility with common control schemes, reducing retrofit complexity and field wiring errors.
It is rated at 30A with selectable horsepower handling of 5, 10, 20, and 30 HP. The device operates from 240 to 600 Vac or up to 250 Vdc, enabling versatile motor control for a wide range of industrial loads while maintaining a non-fused configuration for simple disconnection.
Yes. The product is specified for Hazardous/Classified Locations and carries NEC/CEC hazardous ratings, including Class I, Division 1, and Zone 1 approvals, making it suitable for AP/HAZLOC installations in oil, gas, chemical, and mining settings.
The unit aligns with NEC/CEC standards for hazardous locations and carries NEMA ratings 7, 3, 9, 3R, and 4, along with associated UL certifications for Canada and other North American regulatory requirements. This combination supports safe, code-compliant installations across typical industrial sites.
Benefits include reduced downtime due to a compact, non-fused design with an auxiliary contact for control feedback, corrosion resistance from a copper-free aluminum enclosure, and easier installation and servicing. The device’s rugged construction and hazardous-location ratings contribute to longer service life and lower total cost of ownership in demanding environments.