KDB3300 - Cutler Hammer 300A 600V 3-Pole Molded Case Circuit Breaker Series C Frame KDB

KDB3300

KDB3300 is a Cutler Hammer 3-pole molded case circuit breaker designed for reliable electrical protection in industrial and commercial applications.This circuit breaker features a 300 ampere current rating with a 600 VAC and 250 VDC voltage rating. It uses a fixed thermal and fixed magnetic trip unit within the Series C K-frame design. The breaker offers interrupt ratings up to 65kA at 240 VAC and 35kA at 480 VAC, ensuring robust fault current interruption. It is UL and CSA certified for safety and performance.

Key Specifications
• Amperage: 300 A
• Voltage Rating: 600 VAC, 250 VDC
• Poles: 3
• Trip Unit: Fixed Thermal / Fixed Magnetic
• Series/Frame: Series C, KDB Frame
• Interrupt Rating: 65kA @ 240 VAC, 35kA @ 480 VAC
• Mounting Type: Molded Case
• Certifications: UL 489, CSA
• Weight: Approx. 11.9 lbs

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Specifications

• Part Number: KDB3300
• Manufacturer : Cutler Hammer
• Brand : Cutler Hammer
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : Series C
• Type : KDB
• Voltage : 600
• Amperage : 300
• Phase : 3
• Poles : 3
• AIC rating : 35kA@480V
• Connection : Feed-Thru
• Functions : Long Time and Instantaneous Trip
• Frame Size : K Frame
• Temp Rating : -13–158 °F (-25–70 °C)
• Protection : Thermal Magnetic

Product Data

• UPC : 786679349373
• GTIN : 00786679349373
• Country of Origin : Dominican Republic
• Dimensions : 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
• Weight : 11.5
• Certification : UL Listed