Eaton DH366URKLP Heavy Duty Safety Switch - UL Listed
Part Number: DH366URKLP
Quick Summary
The Eaton DH366URKLP heavy duty safety switch provides reliable isolation for three-phase power systems in industrial facilities. Engineers face the constant challenge of performing safe, fast disconnections during maintenance without risking equipment downtime or operator safety. This model’s UL Listed certification and rugged Series K construction help address that need, while the NEMA 3R enclosure adds protection for outdoor and harsh environments. Posi-Lok offers a positive-lock operation that reduces misalignment and inadvertent energization during servicing. By combining robust electrical protection with straightforward wiring and installation, this solution supports compliant procurement, easier commissioning, and lower lifecycle costs for motor feeders, conveyors, and other high-current loads in manufacturing and processing plants.
Product Information
Extended Description
DH366URKLP Eaton: Eaton Quick Connect Safety Switch,3P, Heavy Duty, Single-Throw, 600A, 600V, Unfused, Series K, NEMA 3R, Posi-Lok
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH366URKLP
UPC
786685373102
Product Length/Depth
14.07 in
Product Height
56.24 in
Product Width
25.38 in
Product Weight
168 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
600A
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
ARMS Enclosed Circuit Breaker
Eaton Specification Sheet - DH366URKLP
Three-pole, 600A, 600V unfused design with quick-connect terminals delivers clean, fast isolation for high-load equipment, boosting uptime and simplifying control wiring for industrial motor feeders and conveyors. This translates to measurable maintenance efficiency and safer lockout-tagout procedures in demanding facilities. The NEMA 3R enclosure provides weather-resistant protection, enabling reliable outdoor service of feeders, substations, and outdoor equipment while minimizing weather-related downtime. Posi-Lok ensures a positive-lock operation, reducing misalignment and accidental energization during service, which improves technician safety and accelerates changeouts in panel upgrades. Series K construction delivers rugged mechanical durability for harsh plant environments, supporting longer service life and lower replacement costs in heavy industry. UL Listed certification reinforces regulatory compliance and helps satisfy procurement specs for plant electricians and engineers designing compliant electrical protection. These features together enable safer, faster installations and confident scalability of 600V, 3P, high-current systems.
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FAQs
DH366URKLP is a three-pole unfused safety switch rated for 600A at 600V, designed for 3-phase feeders and motor circuits. It uses a quick-connect heavy-duty design within a Series K enclosure and is UL Listed for safety compliance. Suitable for indoor or protected outdoor installations when mounted appropriately, and compatible with standard control wiring and lockout/tagout practices.
Posi-Lok provides a positive-lock mechanism that prevents accidental actuation and maintains correct alignment during servicing. This reduces energization risk, simplifies maintenance sequencing, and improves technician safety. In practice, it accelerates safe switchgear exchanges and minimizes rework during routine inspection or component replacement.
Yes. The DH366URKLP uses a NEMA 3R enclosure designed for weather resistance, enabling reliable operation in outdoor or harsh indoor environments. While it is suitable for exterior installations, ensure proper mounting location and protective considerations per Eaton guidelines to maximize longevity and safety in outdoor power runs.
This model is a three-pole, unfused switch rated for 600A and 600V, intended for simple, robust control wiring in high-current circuits. The Series K enclosure supports durable field installations. Plan for adequate conductor sizing, torque specs, and lockout/tagout provisions. Verify a UL Listed setup and compliance with local electrical codes during panel integration.
The DH366URKLP carries UL Listed certification for recognized safety compliance. Warranty follows Eaton policy 25-000, offering one year from date of installation or eighteen months from date of shipment, whichever occurs first. This combination supports procurement confidence and long-term maintenance planning for critical electrical protection.