Eaton DSD SR30334 Selector Switch - Hazardous Locations
Part Number: DSD SR30334
Manufacturer
Eaton Crouse-Hinds
Part number
DSD SR30334
Quick Summary
DSD SR30334 selector switch provides reliable 30A control for hazardous-location electrical panels. Engineers face safety, compliance, and installation challenges in classified environments, and this unit addresses those pain points. It is built to NEC/CEC standards with hazardous-area ratings that cover Class I, Division 1, Class II, Division 1, and Class III, while offering sturdy NEMA compatibility. Compatibility with EDS/EFS back boxes simplifies panel integration and reduces wiring complexity during installation. Electrically isolated contacts and a 600 VAC rating help prevent misoperation, improve reliability, and lower maintenance costs in demanding industrial applications. This combination supports faster commissioning and safer operations across process, chemical, and energy sectors.
Product Information
Extended Description
DSD SR30334 Eaton Crouse-Hinds: Eaton Crouse-Hinds series DSD-SR selector switch, 30A, Three-pole, 3, Double-throw with OFF with electrically isolated contacts, 600 Vac, EDS/EFS back boxes
Product Name
Eaton Crouse-Hinds series DSD-SR selector switch
Catalog Number
DSD SR30334
Product Length/Depth
2.38 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
1 lb
UPC
662276850064
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class III Class I, Division 1 Class II, Division 1
NEMA Rating
3 12 5
Amperage Rating
30A
Voltage rating
600 Vac
Switch function
Double-throw with OFF with electrically isolated contacts
Number Of Poles
Three-pole
Number Of Positions
3
Used with
EDS/EFS back boxes
DSD-SR Series Explosionproof HP Rated Selector Switch Sub-assembly catalog page
DSD-SR Explosionproof HP Rated Selector Switch Sub-assembly UL certification
DSD-SR Explosionproof HP Rated Selector Switch Sub-assembly UL certification
Eaton Specification Sheet - DSD SR30334
Feature: 30A amperage rating. Business Impact: Enables high-load control without overloading circuits, reducing the need for parallel devices and minimizing panel space. Application: Motor and load switching in hazardous-location control panels. Long-tail keywords: explosion-proof selector switch, high-current hazardous location switch. Feature: 600 VAC voltage rating. Business Impact: Broad compatibility with line and control voltages, simplifying procurement and wiring in mixed-voltage installations. Application: Industrial motor control centers and process automation. Feature: Three-pole, three-position, double-throw with OFF with electrically isolated contacts. Business Impact: Clear electrical isolation paths and defined OFF state, improving safety margins and preventing cross-circuit feedback. Application: Multi-stage process control and emergency-stop logic in hazardous environments. Long-tail keywords: triple-pole selector switch, double-throw switch, electrically isolated contacts. Feature: Hazardous/Classified Locations area classification and NEC/CEC compliance. Business Impact: Regulatory alignment reduces risk of non-compliance penalties and inspection delays. Application: Compliance-driven safety systems in chemical plants and refineries. Feature: NEMA ratings 3, 12, 5. Business Impact: Proven enclosure protection levels for dust, water, and corrosion-prone environments, extending service life. Application: Outdoor or harsh-industrial installations. Long-tail keywords: NEMA-rated selector switch, explosion-proof enclosure compatibility. Feature: EDS/EFS back box compatibility. Business Impact: Streamlined installation with standard back boxes, saving time and reducing wiring errors. Application: Modular control panels and retrofit projects. Long-tail keywords: back box compatibility, control panel wiring efficiency. Feature: Precise mechanical footprint (2.38 in depth, 5.875 in height, 3.5 in width). Business Impact: Fits standard cutouts and existing panel openings, minimizing rework and customization. Application: Retrofit and new builds in compact control panels. Long-tail keywords: standard dimensions, panel fit, installation footprint.
Get a Quick Quote for a Eaton Crouse-Hinds DSD SR30334
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton Crouse-Hinds DSD SR30334?
Enquire Now
FAQs
The DSD SR30334 is designed for seamless use with EDS/EFS back boxes, offering straightforward mounting and wiring. This compatibility reduces panel fabrication time, ensures proper alignment with standard enclosures, and minimizes the risk of misfit components during installation in hazardous environments.
DSD SR30334 carries NEC/CEC compliance with hazardous-area ratings covering Class I, Division 1, Class II, Division 1, and Class III service. It also aligns with NEMA 3, 12, and 5 enclosure protections, supporting safe operation in a range of explosive or classified locations.
The device is rated for 30A at 600 VAC and features a three-pole, three-position configuration with double-throw and OFF, plus electrically isolated contacts. This setup provides reliable control and safe isolation for multi-circuit control panels in hazardous settings.
Yes. With an explosion-protected design, hazardous-location ratings, NEC/CEC alignment, and NEMA protections, the DSD SR30334 is well-suited for explosion-proof control panels across chemical, oil & gas, and heavy-industrial facilities, delivering safer operation and regulatory compliance.
Key ROI factors include EDS/EFS back box compatibility for faster panel assembly, a compact footprint that fits standard cutouts, and electrically isolated contacts that reduce maintenance and downtime. The 600 VAC rating also supports a wide range of applications, lowering part numbers and simplifying spare parts management.