Product Description
The FDP365 fusible panelboard switch from Westinghouse / Cutler Hammer is a heavy‑duty, 3‑phase, 3‑pole fusible disconnect designed for panelboard and switchboard applications at up to 400 A and 600 V. Built for reliability and safety, it features a high interrupt capacity (up to 200 kA at 480 V), making it suitable for environments with high fault current potential.
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Amperage: 400 A
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Voltage: 600 V AC, 3‑phase, 3‑pole
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Fuse Classes Supported: Class R, H, K (fusible protection)
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Interrupt Capacity: Up to 200 kA when protected with Class R (or equivalent) fuses at 480 V, rating ensures high short‑circuit capacity.
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Enclosure / Mounting: Panel‑mount fusible switch, NEMA 1 enclosure rating for standard indoor panelboard applications.
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Application: Service entrance, feeder disconnect, main or branch disconnects for industrial or commercial panelboards; ideal when using fusible overcurrent protection and for selectively coordinated systems.
Why Choose FDP365:
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Fusible protection allows use of high‑interrupting capacity fuses, ideal for high fault‑current industrial environments
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Quick‑make / quick‑break switch mechanism with interlock and padlockable handle for safety compliance and lock‑out/tag‑out procedures
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Compatible with Class R, H, or K fuse types giving flexibility depending on load and fault‑current requirements
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Built for heavy‑duty service as a main or feeder disconnect in panelboards and switchboards
