The Schneider Electric ComPacT NS800H Molded Case Circuit Breaker (MCCB) with Micrologic 2.0 electronic trip unit is a robust industrial protective device for low-voltage electrical distribution systems. It safeguards against overloads, short circuits, and fault conditions. The electronic trip unit provides adjustable long-time and instantaneous protection, making the breaker suitable for commercial, industrial, and utility power distribution applications. It is manually operated and fixed-mounted, conforming to international low-voltage protection standards.
Technical Parameters
Parameter Specification
Product Name Schneider Electric ComPacT NS800H MCCB
Model / Trip Unit NS800H with Micrologic 2.0
Device Type Molded Case Circuit Breaker (MCCB)
Rated Current (In) 800 A
Poles 3 poles (3P)
Rated Operational Voltage (Ue) 690 V AC, 50/60 Hz
Rated Insulation Voltage (Ui) 800 V AC
Rated Impulse Withstand Voltage (Uimp) 8 kV
Network Type AC power distribution (50/60 Hz)
Utilisation Category Category B (IEC 60947‑2)
Ultimate Breaking Capacity (Icu) ~70 kA @ 380/415 V AC
Service Breaking Capacity (Ics) ~50 kA (varies by voltage)
Trip Unit Technology Micrologic 2.0 electronic
Trip Unit Protection Functions Long-time and instantaneous (LI)
Control / Operation Manual toggle handle
Mounting Type Fixed panel mount
Mechanical Durability ~10,000 mechanical operations
Electrical Durability Several thousand operations depending on load
Standards Compliance EN/IEC 60947‑2 and related low-voltage standards
Typical Applications Power distribution in commercial, industrial, and utility systems