Product Description
The CUTLER & HAMMER DH321NRK is a 30 Amp, 240 Volt, 3-pole fusible safety switch with NEMA 3R rating designed for heavy-duty power distribution applications. This DH series disconnect switch features an enhanced visible blade single-throw mechanism and a painted galvanized steel enclosure. It uses Class H fuses with neutral and has a four-wire configuration.
- NEMA 3R rating ensures protection against rain and sleet for outdoor or indoor use.
- Enhanced visible blade single-throw mechanism
- Painted galvanized steel enclosure
Product Highlights
Heavy duty fusible safety switch with NEMA 3R rating for reliable performance in commercial and industrial settings.
Product Information
Standard Information
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Brand: CUTLER & HAMMER
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Manufacturer Part Number: DH321NRK
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Country of Origin: United States
Technical Specifications
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Catalog Number: DH321NRK
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UPC: 782113205373
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Product Length/Depth: 16.5 in
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Product Height: 16.27 in
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Product Width: 9.5 in
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Certifications: UL Listed
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Product Type: Fusible safety switch
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Enclosure: 3R
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Enclosure material: Painted galvanized steel
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Fuse class provision: Class H
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Fuse configuration: Fusible with neutral
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Number of poles: Three-pole
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Number of wires: 4
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Type: Heavy duty fusible safety switch
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Wire size: #14-2 AWG Cu/Al
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Amperage Rating: 30A
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HP rating - max: 1.5, 3/ 3, 7.5/ 5 hp (1,3PH @Std/TD, 250 Vdc)
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NEMA rating: NEMA 3R
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Voltage rating: 240V
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Product Category: Heavy Duty, Fusible with neutral
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Manufacturer: Eaton
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Brand: Eaton
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Category: Switch
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Item Subcategory: Disconnect
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Family: DH Series
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Voltage: 240
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Amperage: 30
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Phase: 3
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Poles: 3
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AIC rating: 100kA@240V
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Fuse Class: R
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Configuration: Single
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Switch Style: Fusible
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Nema Rating: NEMA 1
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Compatible Frames: THKM
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Product Series: DH
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Description: Eaton Enhanced visible blade single-throw safety switch, 30 A, NEMA 3R, Painted galvanized steel, Class H, Fusible with neutral, Three-pole, Four-wire, 240 V, Max Hp: 1.5, 3/ 3, 7.5/ 5 hp 1,3PH Std/TD, 250 Vdc, 14-2 Cu/Al
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Switch Type: Heavy Duty
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Fusible: Yes
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Fuse Type: H, R
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Neutral: Yes
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Composition: Metallic
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Approvals: CUL, UL
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Net Weight: 14.1 lbs
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Gross Weight: 20 lbs
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Applications: Commercial / Institutional Buildings / Structures - Power Distribution and Controls
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Conductor Size: 14-2 AWG
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Enclosure Material: Steel
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Material: Steel
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NEMA Size: 3R
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Number of Poles: 3 Pole
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Number of Wires: 4 Wire