Square D PowerPact RLF46300U44A R-Frame 4P 3000A MCCB 80%
3000A Frame | 3000A | 4P | 125kA@240V, 100kA@480V, 50kA@600V | Electronic (MicroLogic 6.0A)
The RLF46300U44A is a high-capacity PowerPact R-Frame molded case circuit breaker from Schneider Electric's Square D product line, engineered for large-scale power distribution. This 4-pole device is rated at 3000A with 600V AC voltage capability and an interrupting capacity of 125kA@240V, 100kA@480V, 50kA@600V (Current-Limiting (L) interrupting class). It features a MicroLogic 6.0A power meter trip unit with LSIG protection plus voltage, power, and energy metering, rated at 80% continuous current per NEC Article 240.6. The RLF46300U44A is equipped with busbar connection for direct mounting in power distribution switchgear. This breaker is UL 489 listed and CSA certified with dual UL/IEC ratings, ensuring compliance across North American and international installations. Ideal for industrial power distribution and similar applications, the RLF46300U44A delivers the proven reliability and performance that engineers expect from the PowerPact platform. The PowerPact platform supports a comprehensive range of accessories for enhanced functionality, monitoring, and communication capabilities. Physical dimensions of 14.88" H x 15.00" W x 7.00" D with an approximate weight of ~55 lbs ensure compatibility with standard enclosures. All terminal connections are designed for easy installation and reliable long-term performance under continuous operating conditions. This configuration is suitable for both new installations and retrofit applications in existing switchgear and panelboard assemblies. The wire range accommodates Bus connection (RLTB kit) conductors for flexible installation options.
Key Features
This PowerPact MCCB features Electronic (MicroLogic 6.0A) trip protection rated 3000A at 600V AC. Frame size: 3000A. Interrupting capacity: 125kA@240V, 100kA@480V, 50kA@600V. Designed for reliable overcurrent protection in industrial and commercial power distribution systems.
Applications
Suitable for main distribution panels, motor control centers, switchboards, and feeder circuit protection in industrial facilities, data centers, and commercial buildings. Compliant with UL 489, CSA C22.2 No.5, IEC/EN 60947-2, NOM, CCC, CE.
