Eaton DD363NDKW-00V1 Fused Safety Switch - UL Listed
Part Number: DD363NDKW-00V1
Quick Summary
The Eaton DD363NDKW-00V1 fused safety switch is designed to provide safe isolation for three-phase machines in industrial control panels. End users often struggle with unsafe lockout procedures and unclear wiring paths that lead to unplanned downtime. UL Listed, together with NEMA 12/3R enclosures and Class H fuse provisions, supports robust safety and compliance for demanding environments. This solution also leverages a voltage indicator line side with a window to streamline status checks, while offering reliable protection for 600 V systems and 100 A service. By combining strong protection with installation-friendly features, it delivers measurable business value for panel builders and maintenance teams alike.
Product Information
Extended Description
DD363NDKW-00V1 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line side, 100 A, NEMA 12/3R, Class H, Fusible with neutral, Three-pole, Four-wire, 600 V, Max Hp: 30, 40/ 60, 75 hp (1/3PH @480, 600 V), #14-#1/0
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD363NDKW-00V1
UPC
786679173886
Product Length/Depth
39.19 in
Product Height
10.21 in
Product Width
12.33 in
Product Weight
50 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
Enclosure
NEMA 12, NEMA 3R
Enclosure material
Painted galvanized steel
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty double door safety switch
Wire size
#14-1/0 AWG
Amperage Rating
100A
Fuse class provision
Class H
HP rating - max
30, 40/ 60, 75 hp (1/3PH @480, 600 V)
NEMA rating
NEMA 12
Voltage rating
600 V
Product Category
Dust tight
Special features
V indicator line side, w/ window
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Eaton Specification Sheet - DD363NDKW-00V1
Feature: Three-pole, four-wire fusible design with neutral. Business Impact: Ensures safe power isolation for motors and equipment, reducing arc flash risk and enabling safer maintenance. Application: Motor control centers and process lines in manufacturing environments benefit from predictable switching with clear fault paths. Feature: NEMA 12, NEMA 3R enclosure with painted galvanized steel. Business Impact: Provides durable dust-tight and weather-resistant protection, lowering enclosure corrosion and maintenance costs. Application: Outdoor and harsh indoor environments such as food processing or packaging lines. Feature: 600 V voltage rating, 100 A amperage, and Class H fuse provision. Business Impact: Supports heavy-duty protection for high-current loads while enabling selective coordination and simplified fuse replacement. Application: Heavy machinery, conveyors, and pumps in mid-to-large facilities. Feature: Voltage indicator line side with window. Business Impact: Quickly verifies status before opening the circuit, reducing commissioning time and operator risk. Application: Commissioning and routine safety checks across factory floors. Feature: Wiring compatibility with #14-1/0 AWG; dimensions 39.19 in L x 12.33 in W x 10.21 in H; weight 50 lb. Business Impact: Fits standard control panels and minimizes integration effort, accelerating installation and reducing footprint. Application: Panel builders and integrators seeking plug-and-play safety control solutions.
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FAQs
The DD363NDKW-00V1 requires a three-pole, four-wire connection with neutral and accepts wire sizes from #14 to 1/0 AWG. Its NEMA 12, NEMA 3R enclosure supports dust-tight and moderate weather protection, making it suitable for both indoor panel installations and moderate outdoor environments. Ensure mounting space aligns with the 39.19 in length, 12.33 in width, and 10.21 in height, and use the voltage indicator to confirm line-side status before servicing.
Yes, it is suitable for 480 V systems as part of its 600 V rating and three-pole design. The HP rating supports up to 75 hp at 1/3 phase for 480/600 V conditions, with 30, 40/60, and 75 hp configurations noted. This makes the switch versatile for a range of motors and drives in mid-sized industrial applications.
The DD363NDKW-00V1 is UL Listed and features a NEMA 12, NEMA 3R enclosure. These certifications and enclosure ratings help ensure compliance with industrial safety standards and provide suitable environmental protection for indoor applications and exterior-rated installations where dust, moisture, and debris exposure are considerations.
The switch uses a painted galvanized steel enclosure rated NEMA 12 and NEMA 3R, offering dust-tight and weather-resistant protection. This construction reduces corrosion risk and simplifies maintenance in challenging environments. Regular mechanical inspections, including fuse access and door operation, help maintain reliability and extend service life in dusty or outdoor settings.
The unit supports #14-1/0 AWG conductors and provides a three-pole, four-wire configuration with neutral. Its dimensions (39.19 in L, 12.33 in W, 10.21 in H) and a weight of 50 lb facilitate straightforward panel integration. When integrating, verify panel cavity clearance, cable routing, and proper lockout/tagout procedures to maximize safety and minimize commissioning time.