Cutler Hammer QA-0833 - Fusible Disconnect Switch 800A@480V (200kA AIC)
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Cutler Hammer QA-0833 is a bolted pressure switch designed for high-current industrial power distribution systems, featuring a fusible disconnect configuration for enhanced circuit protection. This 3-phase switch operates at 480V AC with an 800A current rating and 200kA interrupting capacity, housed in a rugged NEMA 3R enclosure for outdoor/indoor use. The unit's 150 lb Pringle-family construction utilizes Class L fuses and integrates with SGDA frames, meeting stringent industrial safety standards for heavy-duty electrical infrastructure. Typical applications include main service entrances, motor control centers, and large-capacity feeder circuits requiring reliable overcurrent protection.
Key Features & Specifications
Key Features & Specifications
- Type: Bolted pressure fusible disconnect switch
- Voltage Rating: 480V AC
- Current Rating: 800A
- Configuration: Single
- Poles: 3
- AIC Rating: 200kA@480V
- Fuse Class: L
- NEMA Rating: 3R
- Phase: 3
- Compatible Frames: SGDA
- Weight: 150 lb
- Switch Style: Fusible
- Family: Pringle
- Standards: UL/cUL listed
- Applications: Main service disconnects, MCCs, industrial power distribution
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