Eaton DH228FWK Heavy Duty Fusible Safety Switch - UL Listed

Part Number: DH228FWK
Manufacturer
Eaton
Part number
DH228FWK

Quick Summary

Eaton DH228FWK Heavy duty fusible safety switch provides a reliable disconnect for high-current industrial feeders. Engineers face downtime and safety concerns when fusing gear or isolating circuits in harsh environments. This unit ships UL Listed with a NEMA 12/3R enclosure and a Class L fuse, with neutral, for enhanced protection. UL listing, NEC barrier compliance, and a 240 V 1200 A rating translate to faster compliance and lower lifecycle costs. This unit also supports large conductor connections and easy integration with existing switchgear, improving install efficiency. For motor and feeder protection in manufacturing, this switch helps meet OSHA guidelines and industry standards. Its rugged painted galvanized steel enclosure resists corrosion in damp areas, extending service life.

Product Information

Extended Description

DH228FWK Eaton: Eaton Heavy duty single-throw fused safety switch, 1200 A, NEMA 12/3R, Painted galvanized steel, Class L, Fusible with neutral, Two-pole, Three-wire, 240 V, (4)#1/0-(4)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH228FWK
UPC
786685178066
Product Length/Depth
19.99 in
Product Height
73.77 in
Product Width
41.46 in
Product Weight
455 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.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
Contact the Safety Switch Flex Center for availabily of this product. Horsepower ratings apply only when neutral is field installed and switch is used on a grounded B phase system.
Enclosure
NEMA 12, NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Class L
Fuse configuration
Fusible with neutral
Number Of Poles
Two-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
1200A
NEMA rating
NEMA 4X (Stainless)
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
Fusible with neutral enables precise fault isolation for large motor feeders while maintaining system reference. The Class L fuse provides controlled interruption for high inrush and fault currents, reducing arc exposure and improving personnel safety. In distribution panels and line side connections, this configuration simplifies protection schemes and helps you meet plant safety standards during routine maintenance and startup. Enclosure rated NEMA 12, NEMA 3R with painted galvanized steel offers indoor and outdoor versatility and corrosion resistance. This robustness translates to fewer field repairs, lower maintenance costs, and longer intervals between service calls. For facilities with dust, moisture, or incidental weather exposure, the switch remains reliable while preserving clean electrical clearances. Conductor compatibility supports large feeders: accepts (4)#1/0-(4)750 kcmil Al conductors; two-pole, three-wire configuration ensures straightforward wiring and minimal field modifications. Installing without needing excessive spares reduces labor time and risk of miswiring. The unit's fixed dimensions and standard footprint also speed integration with existing switchgear and starter assemblies. UL Listed, NEC barrier compliant, and NEMA 4X option ensure compliance with electrical codes and safety standards. This combination eases approvals from inspectors and reduces project risk. The 240 V, 1200 A rating aligns with common industrial feeders and motor-start circuits, enabling design engineers to standardize protection across multiple lines. Availability of a robust warranty and service terms supports long-term maintenance planning and asset lifecycle improvements.

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FAQs

DH228FWK is a two-pole, three-wire configuration designed for large feeders. It supports substantial conductor sizes up to (4)750 kcmil Al and (4)#1/0. Its fixed footprint and standard enclosure permit straightforward bolt-down mounting and clean integration with existing switchgear and motor control centers, reducing field modification time and installation risk.
The unit features a NEMA 12, NEMA 3R enclosure with painted galvanized steel and a Class L fuse provision that provides controlled interruption. UL Listing further validates safety and reliability. The enclosure and protective design minimize exposure to dust, moisture, and corrosive environments, supporting maintenance intervals and personnel safety in demanding facilities.
Yes. Horsepower ratings apply only when the neutral is field installed and the switch is used on a grounded B phase system. This ensures proper current path and protection for motor starts and high-load conditions, preventing overstress on the switch during startup and fault events.
Ensure proper neutral connections to achieve horsepower ratings, use correctly sized conductors up to (4)750 kcmil Al, and verify NEC barrier compliance for safe clearances. Account for the 19.99 in depth, 73.77 in height, and 41.46 in width when planning mounting space and access for maintenance and fuse changes.
Eaton provides a warranty of one year from installation or eighteen months from shipment, whichever comes first. Documentation includes specification sheets and catalogs, with the Selling Policy 25-000 detailing distribution and control product service terms. The Safety Switch Flex Center can assist with availability, spare parts, and technical questions to support procurement and ongoing maintenance.