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CR306K0 - Disconnect Switch 600V 30A (3-Pole)

United Fuses
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The CR306K0 is a heavy-duty industrial disconnect switch designed for primary circuit isolation and safety lockout applications. It is rated for 600 volts AC and 30 amperes continuous current, providing reliable power interruption in demanding environments. Constructed with a rugged thermoplastic enclosure and copper alloy contacts, this switch measures 6.5 inches in height, 4.2 inches in width, and 3.8 inches in depth, weighing 5.19 lb. It complies with UL 98 and CSA C22.2 No. 4 standards for enclosed switches, ensuring robust performance in motor control centers and distribution panels. Typical applications include industrial machinery isolation, conveyor system disconnects, and HVAC equipment power disconnects in manufacturing facilities.

Key Features & Specifications
  • Type: Heavy-duty enclosed disconnect switch, non-fusible, with rotary handle operation
  • Voltage Rating: 600 V AC
  • Current Rating: 30 A
  • Dimensions: 6.5 in H x 4.2 in W x 3.8 in D
  • Standards: UL 98, CSA C22.2 No. 4
  • Applications: Industrial machinery isolation, conveyor disconnects, HVAC power disconnects
  • Switch Type: Rotary disconnect
  • Configuration: 3-pole, 3-phase
  • Coil Voltage Maximum: Not applicable (manual switch)
  • Temp Rating: -20°C to 60°C
  • Shipping Dimensions: 7.0 in x 5.0 in x 4.5 in
  • Phase: 3
  • Voltage: 600 V AC
  • Amperage: 30 A
  • AIC rating: 10 kA at 600 V AC
  • Connection: Screw terminals
  • Poles: 3
  • Protection: Overload and short-circuit (when used with fuses)
  • Functions: On/Off isolation
  • Frame Size: NEMA 1
  • Trip Type: Not applicable (manual switch)
  • Panel Type: Surface mount
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Copper alloy contacts
  • Panel Style: Enclosed
  • Bus Type: Copper
  • Fuse Class: Not fusible
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Surface
  • Hz: 50/60
  • Coil Material: Not applicable
  • Horse Power: 7.5 HP at 600 V AC
  • Aux Contacts: 1 N.O. + 1 N.C.
  • CPT: Not included
  • Full Load Amps: 30 A
  • Dist Voltage: 600 V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30 A
  • Full Load Amp Minimum: 0 A
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper
  • Amperage Maximum: 30 A
  • Amperage Minimum: 0 A
  • Nema Rating: 1
  • Switch Style: Rotary
  • Wire Size: 14 AWG to 8 AWG
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Screw
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 98, CSA C22.2 No. 4
  • Compatible Frames: NEMA 1 enclosures
  • Installation Type: Surface mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 30 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 60°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 786725123456
  • GTIN: 00786725123456