Eaton Crouse-Hinds DSD SR30134 Selector Switch - Hazardous/Classified Locations
Part Number: DSD SR30134
Manufacturer
Eaton Crouse-Hinds
Part number
DSD SR30134
Quick Summary
DSD SR30134 selector switch from Eaton Crouse-Hinds delivers reliable control in hazardous locations for industrial equipment start-stop. Engineers face downtime and safety concerns when panels must operate in explosive atmospheres, dust, or moisture; this unit addresses those challenges with electrically isolated contacts and a rugged, compliant enclosure. It supports NEC/CEC compliance and UL hazardous-location certifications, plus robust NEMA protection ratings, giving you confidence in both safety and performance. The 30A, 600 VAC rating and compatibility with EDS/EFS back boxes streamline panel design, reduce wiring complexity, and enable faster commissioning, while still delivering long-term reliability for demanding automation environments.
Product Information
Extended Description
DSD SR30134 Eaton Crouse-Hinds: Eaton Crouse-Hinds series DSD-SR selector switch, 30A, Single-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 SR30134
Product Length/Depth
2.38 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
0.58 lb
UPC
662276013131
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class II, Division 1 Class III
NEMA Rating
3 5 12
Amperage Rating
30A
Voltage rating
600 Vac
Switch function
Double-throw with OFF with electrically isolated contacts
Number Of Poles
Single-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 SR30134
The DSD SR30134 delivers industry-specific performance with tangible business impact. Feature: 30A current rating and 600 VAC voltage rating. Benefit: handles high-power control circuits with a single device, reducing the need for multiple components and minimizing wiring errors. Application: motor starters, pump control, and conveyor lines in hazardous locations. Feature: Single-pole, 3-position, double-throw with OFF and electrically isolated contacts. Benefit: safer, clear operator signals and reduced risk of cross-contact faults; supports precise control in emergency-stop and process-sequencing scenarios. Application: start/stop control in chemical plants and mining facilities where isolation integrity is critical. Feature: EDS/EFS back box compatibility. Benefit: simplifies installation and enclosure wiring, improving retrofit speed and field serviceability. Application: panel upgrades or new builds in explosion-protected environments. Feature: Area classification and NEC/CEC compliance with UL certifications. Benefit: ensures regulatory alignment, faster approvals, and reduced audit findings. Application: cross-border deployments in North America and beyond. Feature: NEMA ratings 3, 5, 12. Benefit: proven enclosure protection against dust, water, and corrosion, extending life in harsh plants. Application: outdoor or damp locations where ingress protection matters. Feature: Compact dimensions and weight (2.38 in depth, 5.875 in height, 3.5 in width; 0.58 lb). Benefit: easy integration into compact control panels and limited-space installations. Application: retrofits or space-constrained switchgear. The result is improved uptime, safer operation, and a streamlined bill of materials for explosion-protected control systems.
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FAQs
The DSD SR30134 is designed to mount with Eaton’s EDS/EFS back boxes, delivering a secure, sealed connection suitable for hazardous locations. The 30A, 600 VAC rating supports heavy control loads while maintaining electrically isolated contacts, which reduces arcing and wear. Installation benefits include fewer field reconnections, simplified wiring taps, and a streamlined path to regulatory compliance for explosion-protected panels.
Key electrical ratings are 30A current and 600 VAC, enabling direct switching of common industrial loads. The switch is a single-pole, 3-position device with a double-throw and OFF position, featuring electrically isolated contacts. This configuration provides distinct on, off, and alternate circuit paths, improving control reliability and fault containment in challenging environments.
Yes. The DSD SR30134 supports NEC hazardous-location ratings including Class I, Division 1, Class II, Division 1, and Class III, ensuring suitability for environments with flammable gases, vapors, and dust. It also aligns with NEC/CEC standards and UL certification for hazardous locations, making it appropriate for oil, gas, chemical, and mining facilities.
This selector switch complies with NEC/CEC standards and is UL listed for hazardous locations, with area classifications indicating suitability for Hazardous/Classified Locations. It also carries NEMA ratings 3, 5, and 12, confirming enclosure protection against dust, water, and corrosion. These certifications support safe integration into certified control panels and cross-border deployments.
The DSD SR30134 reduces maintenance and downtime by offering robust, isolated contacts and a rugged explosion-protected design, lowering contact wear and fault incidence. Its compatibility with EDS/EFS back boxes simplifies installation and future service, shortening commissioning times and enabling longer intervals between interventions—ultimately delivering improved uptime and lower lifecycle costs for critical automation systems.