The ABB XT5NU330ABFF000XXX is a 300A, 3-pole molded case circuit breaker designed for dependable protection in commercial and industrial power distribution systems. As part of the SACE Tmax XT5 series, it utilizes thermal-magnetic trip technology to provide reliable overload and short-circuit protection.
Engineered with a built-in fixed construction and front-side mounting orientation, this MCCB ensures secure installation within compatible panelboards and enclosures. With a breaking capacity of 35kA, it delivers effective fault interruption for medium-duty applications. The unit features a toggle actuator and bolt-on connection design for durability and ease of operation.
Voltage and Rating
- Current Rating: 300 A
- Voltage Rating: 400 V
- Voltage Range: 240 to 600 V
- Breaking Capacity: 35 kA
Key Specifications
- Device Type: Molded Case Circuit Breaker (MCCB)
- Series: XT5 (Tmax XT5 Series)
- Number of Poles: 3-Pole
- Trip Technology: Thermal Magnetic
- Actuator Type: Toggle
- Mounting Orientation: Front Side
- Connection Type: Bolt Connection
- Construction: Built-in device, fixed built-in technique
Technical Specifications
- IP Rating: IP20
- UNSPSC Code: 39120000
- Unit of Measure: EA
Features
- Reliable Thermal-Magnetic Protection
- Durable Bolt-On Connection Design
- Compact XT5 Frame Construction
- Suitable for Commercial & Industrial Applications
- Type Circuit Breakers
- Vendor ABB
- Brand ABB
Returns are easy
You may return items within 30 days of delivery for a refund.
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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.