Eaton DSD SR30320 Selector Switch - Hazardous Locations
Part Number: DSD SR30320
Manufacturer
Eaton Crouse-Hinds
Part number
DSD SR30320
Quick Summary
DSD SR30320 selector switch provides reliable control for hazardous-location electrical systems in industrial automation. Operators and maintenance teams often struggle with safe operation, reliable disconnection, and compliance under demanding conditions. This device meets NEC/CEC standards and hazardous-location ratings, including Class I Division 1 and compatible enclosure classifications such as NEMA 5, 3, and 12, ensuring robustness in explosive atmospheres. With a 30 A, 600 VAC rating and a three-pole, two-position On/Off function, it delivers predictable performance in process and machine control. The unit is designed for use with EDS/EFS back boxes, simplifying panel design, reducing wiring errors, and supporting compliant installations while maintaining a compact footprint.
Product Information
Extended Description
DSD SR30320 Eaton Crouse-Hinds: Eaton Crouse-Hinds series DSD-SR selector switch, 30A, Three-pole, 2, On/Off, 600 Vac, EDS/EFS back boxes
Product Name
Eaton Crouse-Hinds series DSD-SR selector switch
Catalog Number
DSD SR30320
Product Length/Depth
2.38 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
1.56 lb
UPC
662276621633
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class III Class II, Division 1 Class I, Division 1
NEMA Rating
5 3 12
Amperage Rating
30A
Voltage rating
600 Vac
Switch function
On/Off
Number Of Poles
Three-pole
Number Of Positions
2
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 SR30320
Feature: 30 A at 600 VAC with three-pole, two-position On/Off operation. Business Impact: Delivers high-current control with clear switching states while maintaining robust safety margins in hazardous environments. Application: Suitable for heavy-duty process control panels and machine starters in chemical and oil & gas facilities. Integration note: Compatible with EDS/EFS back boxes to simplify panel fabrication and reduce field wiring errors. Feature: Hazardous-location ratings and NEC/CEC compliance. Business Impact: Reduces risk of non-compliance penalties and supports safer, code-compliant installations. Application: Ideal for facilities with OSHA/NEC/CEC regulatory requirements in Class I Division 1 locations. Feature: NEMA protection (5, 3, 12). Business Impact: Ensures enclosure integrity against dust, water ingress, and corrosive atmospheres, lowering maintenance costs over time. Application: Outdoor or harsh indoor environments where equipment must survive washdowns and exposure. Feature: Compact footprint and dimensioned housing (2.38 in depth, 3.5 in width, 5.875 in height). Business Impact: Saves panel space and simplifies retrofits in crowded control panels. Application: Retrofit projects or new installs where space is at a premium. Feature: Back box compatibility with EDS/EFS. Business Impact: Reduces installation time and wiring errors, improving first-pass assembly yield. Application: Factory and field installations using Eaton Crouse-Hinds back boxes for hazardous locations.
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FAQs
Check enclosure type, mounting pattern, and back box compatibility. DSD SR30320 is specified for use with EDS/EFS back boxes, ensuring proper fit, secure mounting, and compliant wiring within hazardous-location panels.
The selector switch is designed for NEC/CEC compliance with hazardous-location ratings (Class I Division 1) and supports NEMA 5, 3, 12 enclosures, addressing area classifications and rugged service in hazardous environments.
Amperage rating is 30 A, voltage rating is 600 VAC, with On/Off switching, three poles, and two positions, suitable for 3-pole control circuits in demanding installations.
Yes. The DSD SR30320 is intended for hazardous locations and is compatible with explosion-protected back-box configurations, supporting safe operation in Class I Division 1 environments.
It delivers reliable, code-compliant control, reduces wiring and installation time through EDS/EFS back-box compatibility, and minimizes lifecycle costs via durable NEMA-rated protection in harsh locations.