Eaton Crouse-Hinds SP3565 NW Plug - Hazardous Locations
Part Number: SP3565 NW
Quick Summary
SP3565 NW Plug by Eaton Crouse-Hinds delivers a rugged 30A, four-wire, five-pole connection for equipment installed in hazardous locations. It addresses the real-world challenge of delivering reliable power in Class I, II, and III environments while maintaining safe, compliant operation. The assembly supports NEC/CEC compliance and UL hazardous-location certification, backed by NEMA ratings 7, 9, 3, and 12 for sealing and reliability in tough environments. With a copper-free aluminum housing and brass contacts, and features like a cable grip and neoprene bushing, it reduces maintenance and wear. Designed to pair with SRD spring door receptacles, it delivers consistent performance across 60–400 Hz at 480 Vac.
Product Information
Extended Description
SP3565 NW Eaton Crouse-Hinds: Eaton Crouse-Hinds series SP plug, 30A, 0.875-1.375" cable diameter, Four-wire, five-pole, Brass contacts, 60-400 Hz, Style 2, Copper-free aluminum, With cable grip and neoprene bushing, 480 Vac, Used with SRD spring door receptacles
Product Name
Eaton Crouse-Hinds series SP plug
Catalog Number
SP3565 NW
UPC
782274083025
Product Weight
5.8 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class II, Division 2 Class III Class I, Division 2 Class II, Division 1
NEMA Rating
7 9 3 12
Amperage Rating
30A
Configuration
Four-wire, five-pole
Cable diameter
0.875-1.375 in
Grounding style
Style 2
Voltage rating
480 Vac
Frequency rating
60-400 Hz
Material
Copper-free aluminum
Contact material
Brass
Special features
With cable grip and neoprene bushing
Type
Used with SRD spring door receptacles
BHR and SRD Explosionproof Interlock Receptacles catalog page
BHR and SRD Explosionproof Interlock Receptacles UL certification
BHR and SRD Explosionproof Interlock Receptacles UL certification
IF 308 - SRD Interlock Receptacles
Eaton Specification Sheet - SP3565 NW
Feature: 30A amperage rating and 480 Vac capability. Business Impact: Enables high-load equipment connections with a safe margin, reducing overload risk and allowing a single power path for motors and drives. Application: Motor control and pump circuits in hazardous-area facilities. Feature: Cable diameter range 0.875–1.375 in with four-wire, five-pole configuration. Business Impact: Supports a broad range of field cables, simplifying inventory and installation planning while maintaining solid interconnect integrity. Application: Heavy-duty power feeds to safety-critical equipment. Feature: Copper-free aluminum housing with brass contact material. Business Impact: Improves corrosion resistance and reduces weight, lowering maintenance costs and enhancing durability in harsh environments. Application: Offshore, chemical, or oil-and-gas facilities where longevity matters. Feature: Built-in cable grip and neoprene bushing. Business Impact: Provides effective strain relief and environmental sealing, reducing wear on conductors and minimizing ingress paths. Application: Reels, conduit runs, and harsh installations where vibration is common. Feature: SRD interlock receptacle compatibility (Used with SRD spring door receptacles). Business Impact: Supports safe, interlocked energization and de-energization sequences, improving operator safety and reducing accidental startups. Application: Hazardous-location interlock assemblies in control panels and safety enclosures. Feature: NEC/CEC compliance with NEMA ratings 7, 9, 3, 12. Business Impact: Aligns with global hazardous-location standards, simplifying procurement and audit readiness. Application: Industrial plants requiring robust regulatory conformance and performance assurance.
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FAQs
To install SP3565 NW with SRD interlock receptacles, follow the SRD installation instructions and ensure the plug is mated only with compatible SRD interlock receptacles. Verify 480 Vac supply, 30A rating, and 60–400 Hz service. Use the built-in cable grip and neoprene bushing for strain relief, and tighten connections to the specified torque to maintain a safe, interlocked assembly.
SP3565 NW provides a 30A amperage rating, 480 Vac voltage rating, and operates across 60–400 Hz. It uses a four-wire, five-pole configuration with Style 2 grounding and brass contacts in a copper-free aluminum housing. Cable diameter support ranges from 0.875 to 1.375 inches, enabling flexible cable choices for hazardous-location installations.
Yes. SP3565 NW is designed for hazardous locations with NEC/CEC compliance and NEC hazardous ratings that cover Class I, Division 1 as well as other Classifications. It also carries compatible NEMA ratings (7, 9, 3, 12), supporting use in demanding environments such as refineries and chemical plants where safety and regulatory adherence are critical.
SP3565 NW aligns with NEC/CEC standards and carries hazardous-location classifications, including Class I, Division 1 and related divisions. It features NEMA ratings 7, 9, 3, 12 and UL certification for use with SRD interlock receptacles in hazardous areas, ensuring regulatory compliance and safety for industrial installations.
The plug uses a copper-free aluminum body with brass contacts, offering corrosion resistance and lighter weight for easier handling. The integrated cable grip and neoprene bushing provide durable strain relief, reducing conductor wear and downtime. These features contribute to lower maintenance costs and improved uptime, delivering a favorable total cost of ownership in hazardous-location facilities.