Schneider Electric
Schneider Electric ComPacT NSX400H Molded Case Circuit Breakers MCCB
Schneider Electric ComPacT NSX400H Molded Case Circuit Breakers MCCB
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Schneider Electric ComPacT NSX400H Molded Case Circuit Breakers MCCB
Select a molded case circuit breaker for the main incomer, outgoing feeder or distribution panel. The frame, rated current, number of protected poles, trip unit and breaking capacity must all suit the installation.
Each model below has its own part number and electrical specification. Select the reference that matches the equipment schedule; the selected variant determines the price and availability.
Models and technical specifications
| Part number | Designation | Electrical ratings |
|---|---|---|
| C40H42D400 | Circuit breaker, ComPacT NSX400H, 70kA/415VAC, 4 poles, MicroLogic 2.3 trip unit 400A | Current: 400A; Voltage: 415VAC; Poles: 4 poles; Breaking capacity: 70kA |
| LV432750 | circuit breaker ComPact NSX400H, 70 kA at 415 VAC, MicroLogic 1.3 M trip unit 320 A, 3 poles 3d | Current: 320 A; Voltage: 415 VAC; Poles: 3 poles; Breaking capacity: 70 kA |
Selection and installation
Use the exact part number when ordering replacement parts. Have a qualified electrical professional check the supply, load, protective coordination and manufacturer wiring instructions before commissioning. Accessories shown in application photographs are supplied only when explicitly included in the selected model designation.
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