Cutler Hammer MSH28A - Molded Case Switch 800A 600V AC
Cutler Hammer MSH28A - Molded Case Switch 800A 600V AC

Cutler Hammer MSH28A - Molded Case Switch 800A 600V AC

Cutler Hammer
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The Cutler Hammer MSH28A is a heavy-duty molded case switch designed for reliable circuit isolation and protection in industrial power distribution systems. This unit is rated for 600V AC and carries a continuous current rating of 800 amps, housed in a compact NEMA 1 enclosure with a robust steel construction weighing 5.19 lb. It complies with UL 489 and CSA C22.2 standards, ensuring safe operation in demanding environments. Typical applications include main disconnect and feeder protection in manufacturing plants, commercial buildings, and utility substations.

Key Features & Specifications
  • Type: Molded case switch, non-fusible, manual operation
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Dimensions: Not specified
  • Standards: UL 489, CSA C22.2
  • Applications: Main disconnect, feeder protection, industrial power distribution
  • Switch Type: Non-fusible disconnect
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (manual switch)
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 800A
  • AIC rating: Not specified
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent (via external fuses or breakers)
  • Functions: On/Off isolation
  • Frame Size: Not specified
  • Trip Type: Not applicable (switch only)
  • Panel Type: Not specified
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Steel
  • Panel Style: NEMA 1
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 800A
  • Amperage Minimum: Not specified
  • Nema Rating: NEMA 1
  • Switch Style: Non-fusible
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 800A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 78667824171
  • GTIN: 00786678241715