Schneider ComPacT C40N32D400 400A 3P 50kA MCCB, MicroLogic 2.3
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Schneider Electric C40N32D400 is a three-pole NSX400N moulded-case circuit breaker rated 400A at40°C, with 50kA Icu at380–415VAC under IEC60947-2. Its MicroLogic2.3 electronic trip unit provides adjustable long-time and short-time protection plus fixed instantaneous protection. This fixed breaker has no built-in earth-leakage protection.
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| Model | C40N32D400 |
|---|---|
| Range / frame | ComPacT NSX400N |
| Poles / protected poles | 3P / 3D |
| Rated current / trip rating | 400 A at 40°C |
| Trip unit | MicroLogic2.3 electronic LSoI |
| Network | AC,50/60Hz |
| Rated operational voltage Ue | 690VAC; apply voltage-specific breaking capacities |
| Insulation / impulse withstand | Ui800VAC; Uimp8kV |
| IEC60947-2 Icu / Ics | 220/240VAC: 85/85 kA; 380/415VAC: 50/50 kA; 440VAC: 42/42 kA; 500VAC: 30/30 kA; 525VAC: 22/11 kA; 660/690VAC: 10/10 kA |
| Datasheet UL60947-4-1 Icu entries | 240VAC: 85 kA; 480VAC: 50 kA; 600VAC: 20 kA |
| Isolation / utilisation | Suitable for isolation to EN/IEC60947-2; category A |
| Thermal / long-time pickup Ir | 160–400A;9 settings |
| Long-time delay | Fixed:400s at1.5Ir;16s at6Ir;11s at7.2Ir |
| Instantaneous pickup Ii | Fixed 4800 A |
| Earth-leakage protection | Not included |
| Mounting | Fixed backplate; horizontal,vertical or flat on back; front top/bottom connections |
| Connection pitch | 45 mm |
| Mechanical endurance | 15000 cycles |
| Electrical endurance | 440V_In_over2: 12000 cycles; 440V_In: 6000 cycles; 690V_In_over2: 6000 cycles; 690V_In: 3000 cycles |
| Power dissipation | 19.2 W per pole |
| Dimensions H × W × D | 255 × 140 × 110 mm |
| Protection / environment | IP40;IK07;class II on front face;overvoltage III;pollution degree3 |
| Ambient temperature | Operation −25…70°C;storage −50…85°C |
| Altitude / humidity | 0–2000m without derating;2000–5000m with derating;0–95%RH |
| Accessory slots | 6 available slots; accessories separately specified |
| Short-time pickup Isd | 1.5–10 × Ir;9 settings;fixed delay |
| Thermal memory | 20 minutes before and after tripping |
| ZSI | Not provided |
| Indication | Green flashing ready;orange90%Ir overload;red105%Ir overload |
Schneider ComPacT C40N32D400 400A 3P 50kA MCCB, MicroLogic 2.3
Schneider Electric C40N32D400 is a three-pole NSX400N moulded-case circuit breaker rated 400A at40°C, with 50kA Icu at380–415VAC under IEC60947-2. Its MicroLogic2.3 electronic trip unit provides adjustable long-time and short-time protection plus fixed instantaneous protection. This fixed breaker has no built-in earth-leakage protection.
Key specifications
- Model: C40N32D400
- Range / frame: ComPacT NSX400N
- Poles / protected poles: 3P / 3D
- Rated current / trip rating: 400 A at 40°C
- Trip unit: MicroLogic2.3 electronic LSoI
- Network: AC,50/60Hz
- Rated operational voltage Ue: 690VAC; apply voltage-specific breaking capacities
- Insulation / impulse withstand: Ui800VAC; Uimp8kV
- IEC60947-2 Icu / Ics: 220/240VAC: 85/85 kA; 380/415VAC: 50/50 kA; 440VAC: 42/42 kA; 500VAC: 30/30 kA; 525VAC: 22/11 kA; 660/690VAC: 10/10 kA
- Datasheet UL60947-4-1 Icu entries: 240VAC: 85 kA; 480VAC: 50 kA; 600VAC: 20 kA
- Isolation / utilisation: Suitable for isolation to EN/IEC60947-2; category A
- Thermal / long-time pickup Ir: 160–400A;9 settings
- Long-time delay: Fixed:400s at1.5Ir;16s at6Ir;11s at7.2Ir
- Instantaneous pickup Ii: Fixed 4800 A
- Earth-leakage protection: Not included
- Mounting: Fixed backplate; horizontal,vertical or flat on back; front top/bottom connections
- Connection pitch: 45 mm
- Mechanical endurance: 15000 cycles
- Electrical endurance: 440V_In_over2: 12000 cycles; 440V_In: 6000 cycles; 690V_In_over2: 6000 cycles; 690V_In: 3000 cycles
- Power dissipation: 19.2 W per pole
- Dimensions H × W × D: 255 × 140 × 110 mm
- Protection / environment: IP40;IK07;class II on front face;overvoltage III;pollution degree3
- Ambient temperature: Operation −25…70°C;storage −50…85°C
- Altitude / humidity: 0–2000m without derating;2000–5000m with derating;0–95%RH
- Accessory slots: 6 available slots; accessories separately specified
- Short-time pickup Isd: 1.5–10 × Ir;9 settings;fixed delay
- Thermal memory: 20 minutes before and after tripping
- ZSI: Not provided
- Indication: Green flashing ready;orange90%Ir overload;red105%Ir overload
Official Schneider Electric datasheet
Submit your RFQ. Our team will send a quotation confirming price and availability.
| Model | C40N32D400 |
|---|---|
| Range / frame | ComPacT NSX400N |
| Poles / protected poles | 3P / 3D |
| Rated current / trip rating | 400 A at 40°C |
| Trip unit | MicroLogic2.3 electronic LSoI |
| Network | AC,50/60Hz |
| Rated operational voltage Ue | 690VAC; apply voltage-specific breaking capacities |
| Insulation / impulse withstand | Ui800VAC; Uimp8kV |
| IEC60947-2 Icu / Ics | 220/240VAC: 85/85 kA; 380/415VAC: 50/50 kA; 440VAC: 42/42 kA; 500VAC: 30/30 kA; 525VAC: 22/11 kA; 660/690VAC: 10/10 kA |
| Datasheet UL60947-4-1 Icu entries | 240VAC: 85 kA; 480VAC: 50 kA; 600VAC: 20 kA |
| Isolation / utilisation | Suitable for isolation to EN/IEC60947-2; category A |
| Thermal / long-time pickup Ir | 160–400A;9 settings |
| Long-time delay | Fixed:400s at1.5Ir;16s at6Ir;11s at7.2Ir |
| Instantaneous pickup Ii | Fixed 4800 A |
| Earth-leakage protection | Not included |
| Mounting | Fixed backplate; horizontal,vertical or flat on back; front top/bottom connections |
| Connection pitch | 45 mm |
| Mechanical endurance | 15000 cycles |
| Electrical endurance | 440V_In_over2: 12000 cycles; 440V_In: 6000 cycles; 690V_In_over2: 6000 cycles; 690V_In: 3000 cycles |
| Power dissipation | 19.2 W per pole |
| Dimensions H × W × D | 255 × 140 × 110 mm |
| Protection / environment | IP40;IK07;class II on front face;overvoltage III;pollution degree3 |
| Ambient temperature | Operation −25…70°C;storage −50…85°C |
| Altitude / humidity | 0–2000m without derating;2000–5000m with derating;0–95%RH |
| Accessory slots | 6 available slots; accessories separately specified |
| Short-time pickup Isd | 1.5–10 × Ir;9 settings;fixed delay |
| Thermal memory | 20 minutes before and after tripping |
| ZSI | Not provided |
| Indication | Green flashing ready;orange90%Ir overload;red105%Ir overload |