DH366NGK - 600A Safety Switch Description
DH366NGK - 600Amp Fusible Safety Switch
Looking for a robust 600 A, 600 V fusible safety switch that delivers top-tier performance and long-lasting durability? The DH366NGK Heavy Duty Safety Switch from Eaton is your ideal solution. Built with a rugged NEMA 1 painted steel enclosure, this three‑pole, four‑wire switch includes a Class H fuse provision and fusible neutral—perfect for demanding industrial or commercial environments. Ideal for protecting motors, feeders, and critical electrical equipment, it slips seamlessly into NEC 230.62(C) compliant systems thanks to its barrier design. UL‑listed and built for peace of mind, the sizable 58″ L × 12″ H × 27.5″ D footprint also offers a stable installation platform, and the 120 lb weight signals rock‑solid reliability. Whether you're upgrading safety protocols or building a new installation, the DH366NGK has your back.
Key Features and Benefits
- 600 A / 600 V capacity: Handles heavy industrial loads with confidence.
- Class H fusible take‑out: Provides superior fault protection and fast isolation in over‑current situations.
- Three‑pole, four‑wire design with fusible neutral: Ensures full circuit control and compliance with modern power systems.
- NEMA 1 painted steel enclosure: Durable indoor protection against dust and incidental contact.
- Bulk dimensions (58″L × 12″H × 27.5″D, 120 lb): Built for installation stability while accommodating large conductor runs.
- NEC 230.62(C) barrier compliance: Meets code requirements for separating service disconnects from grounded systems.
- UL‑listed: Tested for safety, reliability, and performance under North American standards.
Technical Specifications
- Amperage Rating: 600 A
- Voltage Rating: 600 V
- Number of Poles: 3 poles
- Number of Wires: 4 wires
- Fuse Class: Class H fusible with neutral
- Enclosure Type: NEMA 1 painted steel
- Physical Dimensions: 58″ (L) × 12″ (H) × 27.5″ (D)
- Weight: 120 lb
- Compliance: NEC 230.62(C) barrier design
- Certification: UL Listed
Material Compliance and Certifications
- Fabricated from premium-grade painted steel, this NEMA 1 enclosure resists corrosion and incidental damage. Eaton’s barrier meets NEC section 230.62(C) requirements, ensuring the necessary separation between service conductors and grounded components. With UL listing, the DH366NGK conforms to rigorous electrical safety standards, giving you confidence and compliance in your installations.
Suitability
- Industrial plants and manufacturing – handling motors, conveyors, and machinery circuits with heavy load demands
- Commercial buildings – full-disconnect point for HVAC units, elevators, or utility feeders
- Power distribution centers – acts as a service disconnect paired with a barrier for NEC‑compliant installations
- Maintenance & safety upgrades – ideal retrofits where full load protection and reliable isolation are key
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Specifications
- Width:24.0
- Height:14.25
- Poles:3
- Amperes:600
- A.I.C. Rating & Volts:600
- Sub-Category:SAFETY SWITCH
- Approx Dimensions:24.00"W x 52.70"H x 14.25"D
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