Cutler Hammer MSH89A - Molded Case Switch 800A 600V
Cutler Hammer MSH89A - Molded Case Switch 800A 600V

Cutler Hammer MSH89A - Molded Case Switch 800A 600V

Cutler Hammer
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The Cutler Hammer MSH89A is a molded case switch designed for primary circuit isolation and disconnection in industrial power distribution systems. It is rated for 600V AC and carries a continuous current rating of 800A, providing robust load-break capability. The unit features a compact, heavy-duty construction with a weight of 5.19 lb, utilizing a rotary handle mechanism for positive ON/OFF indication and padlockable safety. This switch complies with UL 98 and NEMA standards, ensuring reliable performance in demanding environments. Typical applications include service entrance disconnects, main switchboards, and motor control centers where manual isolation is required.

Key Features & Specifications
  • Type: Molded case switch, non-fusible, rotary handle
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Dimensions: Not specified
  • Standards: UL 98, NEMA
  • Applications: Service entrance disconnects, main switchboards, motor control centers
  • 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 terminals
  • Poles: 3
  • Protection: Overcurrent protection not provided (switch only)
  • Functions: Manual isolation and disconnection
  • Frame Size: Not specified
  • Trip Type: None (non-automatic)
  • Panel Type: Not specified
  • Breaker Type: Molded case switch
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable (non-fusible)
  • 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 or enclosure 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: Not specified (switch only)
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 800A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Rotary handle
  • Wire Size: Not specified
  • Certification: UL listed
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Not specified
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-wire
  • Standards: UL 98, NEMA
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not specified
  • 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: 78667824138
  • GTIN: 00786678241388