Eaton DH363URKNLP Heavy Duty Safety Switch - UL Listed
Part Number: DH363URKNLP
Quick Summary
The Eaton DH363URKNLP heavy duty safety switch opens power circuits for three-phase equipment in industrial facilities. This device is designed to deliver reliable isolation and safe maintenance, reducing downtime and risk during electrical servicing. Many teams struggle with quick-connect wiring reliability and safe isolation during maintenance, which can lead to accidental energization or extended outages. Key certification includes UL Listed, and the enclosure supports demanding environments with NEMA 3R weather protection, enabling outdoor or harsh-location installations. This switch also aligns with low-voltage distribution and motor-control strategies, delivering consistent performance while supporting modular, scalable protection across plant networks. By selecting a robust, proven safety switch, you gain improved safety, faster commissioning, and longer service life for critical machinery.
Product Information
Extended Description
DH363URKNLP Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 100A, 600V,3P, Unfused, Series K, NEMA 3R, Posi-Lok.
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH363URKNLP
UPC
786685371702
Product Length/Depth
14.07 in
Product Height
56.24 in
Product Width
25.38 in
Product Weight
158 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Special features
Posi-Lok
Type
Heavy Duty, Single-Throw
Amperage Rating
100A
Number Of Poles
Three-pole
Voltage rating
600 V
Enclosure
NEMA 3R
Fuse configuration
Unfused
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
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Eaton Specification Sheet - DH363URKNLP
Feature: Three-pole, 100A, 600V unfused configuration. Business Impact: Delivers reliable three-phase protection with streamlined stock and simple maintenance, reducing downtime during servicing. Application: Ideal for motor control and distribution in manufacturing lines. Feature: Posi-Lok locking mechanism. Business Impact: Ensures a secure, vibration-resistant latch, minimizing accidental openings in demanding environments. Application: Outdoor equipment, machinery bays, and areas with heavy equipment vibration. Feature: NEMA 3R weather-resistant enclosure. Business Impact: Enables safe outdoor installation and protection against rain, snow, and dust, extending service life in harsh locations. Application: Outdoor switches on loading docks, exterior panels, and weather-exposed installations. Feature: Quick Connect heavy duty wiring design. Business Impact: Reduces installation time and wiring errors, accelerating commissioning and reducing field labor costs. Application: New builds and retrofits where fast, reliable connections are essential. Feature: Series K, UL Listed, unfused configuration. Business Impact: Combines a trusted Eaton platform with compliance and performance for critical infra, delivering predictable protection and maintenance planning. Application: Industrial control panels, process lines, and power-distribution sections. Feature: Large enclosure footprint with clear accessibility. Business Impact: Facilitates safer operation with ample service space for wiring and future upgrades, lowering long-term retrofit costs. Application: Plant floor installations requiring future expansion or reconfiguration.
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FAQs
Installers should note the unit’s dimensions (25.38 in width, 56.24 in height, 14.07 in depth) and weight (158 lb). Plan mounting on suitable chassis or wall structures, account for clearances for wiring, and leverage the Posi-Lok mechanism for secure door closure. With UL Listed safety compliance, ensure proper enclosure and grounding connections per local codes.
Yes. The DH363URKNLP uses a NEMA 3R enclosure design that provides weather resistance for outdoor or harsh-location installations, complemented by UL Listed certification for safety. Ensure installation in weather-protected areas when possible and follow manufacturer guidance for environmental conditions and maintenance intervals.
The switch is rated for 100A, at 600V, with three poles (three-phase). It is unfused, which supports simple integration into motor control and power-distribution schemes while relying on upstream protection devices as needed. Compatibility with Series K ensures a consistent Eaton protection platform.
The primary certification listed is UL Listed, indicating compliance with recognized safety standards for electrical equipment. The NEMA 3R enclosure further supports outdoor or weather-exposed installations. No additional certifications are specified in the available data.
The Pos i-Lok locking system and robust heavy-duty design reduce maintenance interruptions by ensuring secure operation and faster, safer reset after service. The combination of reliable isolation, weather-resistant enclosure, and modular Series K compatibility supports lower downtime, simpler spare-part planning, and longer service life for critical machinery.