Description
Core features
- The DC switch provides disconnect and switching to meet demanding industry standards – UL 1066, UL 489, IEC 60947-2
- Common accessories with the Magnum AC line of power circuit breakers reduces inventory and integration time
- Fixed and drawout versions address important design criteria, balancing cost, size and serviceability
- Internationally approved factory-installed and installed in the accessories identical to the Magnum air circuit breaker offering
- Through the door design provides clear and safe access to the trip unit and all breaker controls and indicators
- Secondary contacts are located at the top providing for easy access, while primary disconnects are safely located at the rear of the breaker
- Electrical accessories are plug-in mounted in special cavities, saving installation time and cost
- Integrally designed breaker cassette for drawout breakers provides clear indication of connect, test and disconnect positions
- Digitrip trip unit technology features zone selective interlocking and ArcFlash reduction maintenance system technology provide system selectivity, advanced coordination and communications
- Design and configuration of the magnum 4000 A narrow frame enables OEMs to use easier to handle bus sizes for standard 4000 A applications
- Fewer parts to maintain and fewer adjustments make it the easiest breaker on the market to maintain
- Current limiting Magnum SB fuseless fast opening breakers with high interrupting ratings and low energy let through offer reduced arc flash
- Arc hood and shutters installed
- Unwired cassette
