The Schneider Electric C4045E400 is the MicroLogic 5.3E electronic protection unit (trip unit) for ComPacT NSX400/630 moulded-case circuit breakers, providing 4-pole electronic overcurrent protection with integrated energy measurement.

• Reference: C4045E400
• Range: ComPacT NSX
• Model: MicroLogic 5.3E
• Product type: Protection unit (trip unit)
• Poles: 4P
• Rated current (In): 400 A
• Rated voltage (Ue): 690 V AC 50/60 Hz
• Protection function: Electronic basic overcurrent protection
• Additional function: Energy measurement
• Compatible frame: ComPacT NSX400/630