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Marinco 305C - 3-Pole 30A 600V AC Circuit Breaker

Marinco
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Marinco 305C is a heavy-duty industrial electrical component designed for primary circuit protection in demanding power distribution systems. It is rated for 600V AC and 30A continuous current, providing reliable overcurrent interruption in high-load environments. The unit features a robust thermoplastic enclosure measuring 12.5 x 8.25 x 6.75 inches, with a weight of 840 lb, and is constructed with corrosion-resistant materials for long-term durability. This product complies with UL 489 and CSA C22.2 standards, ensuring adherence to North American safety and performance requirements. Typical applications include motor control centers, panelboards, and industrial machinery where dependable circuit isolation is critical.

Key Features & Specifications
  • Type: Industrial circuit breaker, molded case, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: 12.5 x 8.25 x 6.75 inches
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control centers, panelboards, industrial machinery
  • Switch Type: Toggle
  • Configuration: 3-pole
  • Coil Voltage Maximum: 600V AC
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 14 x 10 x 8 inches
  • Phase: 3-phase
  • Voltage: 600V AC
  • Amperage: 30A
  • AIC rating: 10kA at 600V AC
  • Connection: Line and load lugs
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • Frame Size: 125A frame
  • Trip Type: Thermal-magnetic
  • Panel Type: Industrial panelboard
  • Breaker Type: Molded case
  • Control Voltage Minimum: 120V AC
  • Control Voltage Maximum: 600V AC
  • MCM Size: Not applicable
  • Metal Type: Copper alloy contacts
  • Panel Style: Flush mount
  • Bus Type: Copper bus bars
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Copper
  • Horse Power: 30 HP at 600V AC
  • Aux Contacts: 1 NO/NC
  • CPT: Not included
  • Full Load Amps: 30A
  • Dist Voltage: 600V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 30A
  • Full Load Amp Minimum: 0A
  • Enclosure: Thermoplastic, NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: 120V AC
  • Wire: Copper, 14 AWG to 4 AWG
  • Amperage Maximum: 30A
  • Amperage Minimum: 0A
  • Nema Rating: NEMA 1
  • Switch Style: Toggle
  • Wire Size: 14 AWG to 4 AWG
  • Certification: UL 489, CSA C22.2
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Line and load lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: 125A frame
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 125A
  • Current Rating: 30A
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 649075303106
  • GTIN: 00649075303106