Types of Molded Case Circuit Breakers: MCCB Guide for Engineers
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The Schneider Electric C080N320FM is a ComPacT NS800N molded-case circuit breaker delivering 800A rated current with a 50 kA breaking capacity at 415V AC, designed for robust overcurrent and short-circuit protection in industrial power distribution panels. This 3-pole, fixed-mount MCCB is built to IEC/CEI standards, making it a reliable choice for demanding commercial and industrial electrical installations requiring high-performance protection up to 415V AC.
| Range | ComPacT |
|---|---|
| Product name | ComPacT NS new generation |
| Range of product | ComPacT NS630b...1600 new generation |
| Product or component type | Circuit breaker |
| Device application | Distribution |
| Number of poles | 3P |
| Protected poles description | 3D |
| [In] rated current | 800 A at 50 °C |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category B |
| Breaking capacity | 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2, 50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2, 50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2, 40 kA Icu at 500/525 V AC 50/60 Hz conforming to IEC 60947-2, 30 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Breaking capacity code | N 50 kA 415 V AC |
| Trip unit name | MicroLogic 2.0 |
| Trip unit technology | Electronic |
| Trip unit protection functions | LI |
| Control type | Manually operated |
| Mounting mode | Fixed |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz conforming to IEC 60947-2 |
|---|---|
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [Ics] rated service breaking capacity | 50 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2, 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2, 50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2, 40 kA at 500/525 V AC 50/60 Hz conforming to IEC 60947-2, 30 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Icw] rated short-time withstand current | 19.2 kA 1 s conforming to IEC 60947-2 |
| Mechanical durability | 10000 cycles |
| Electrical durability | 2000 cycles at 690 V In, 4000 cycles at 690 V In/2, 5000 cycles at 440 V In, 6000 cycles at 440 V In/2 |
| Power losses | 15 W |
| Mounting support | Backplate |
| Upside connection | Front |
| Downside connection | Front |
| Connection pitch | 70 mm |
| Protection type | L : for overload protection (long time), I : for instantaneous short-circuit protection |
| Trip unit rating | 800 A at 50 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
| [Ir] long-time protection pick-up adjustment range | 0.4...1 x In |
| Long-time protection delay adjustment type tr | Adjustable 9 settings |
| [tr] long-time delay adjustment range | 12.5…600 s at 1.5 x Ir, 0.5…24 s at 6 x Ir, 0.7…16.6 s at 7.2 x Ir |
| Thermal memory | 20 mn |
| Instantaneous protection pick-up adjustment type Ii | Adjustable |
| [Ii] instantaneous protection pick-up adjustment range | 1.5...10 x Ir |
| Earth-leakage protection | Without |
| Zone selective interlocking ZSI | Without |
| Auxiliary contact composition | 1 NO/NC |
| Local signalling | 4 LEDs (red) for fault indication, 1 LED (yellow) for overload |
| Width (W) | 210 mm |
| Height (H) | 327 mm |
| Depth (D) | 147 mm |
| Net weight | 14 kg |
| Standards | EN/IEC 60947-2 |
|---|---|
| Product certifications | IECEE CB Scheme |
| Overvoltage category | III |
| Electrical shock protection class | Class II on front face |
| Pollution degree | 3 conforming to IEC 60947 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to EN 50102 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude | 0...2000 m without derating, 2000 m...5000 m with derating |
| Part number | C080N320FM |
|---|---|
| Brand | Schneider Electric |
| Condition | New, factory sealed |
| Source | Schneider Electric and its authorised distributors |
| Warranty | Manufacturer warranty |
| Lifecycle status | Active, in production |
| Warranty (in months) | 18 |
|---|
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 30.000 cm |
| Package 1 Width | 40.000 cm |
| Package 1 Length | 60.000 cm |
| Package 1 Weight | 12.506 kg |
| Unit Type of Package 2 | P12 |
| Number of Units in Package 2 | 4 |
| Package 2 Height | 44.000 cm |
| Package 2 Width | 80.000 cm |
| Package 2 Length | 120.000 cm |
| Package 2 Weight | 61.024 kg |
| Shipping weight | 14.0 kg |
| Ships from | Türkiye |
| Dispatch | 16 Nov |
| Stock | In stock |
Source: manufacturer data · Last verified: 30 Oct 2026
No documents are on file for this part yet.
Ask us for the datasheetThe rated current of C080N320FM is 800 A.
The rated operational voltage of C080N320FM is 415 V AC.
The tariff (HS) code on file for C080N320FM is 85362090.
C080N320FM ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival. Stock items are dispatched within 1–2 business days.
Compare MCCB types including thermal-magnetic, electronic trip, motor protection, current-limiting, and DC-rated units for industrial use. Shop at Stoklink.
Select the right MCCB with our engineer checklist covering IEC 60947-2, sizing, breaking capacity, trip units, and derating for industry. Shop at Stoklink.
IEC 60947-2 defines MCCB ratings Icu, Ics, Icw, utilization categories A and B, and type tests for low-voltage circuit breakers up to 1000V. Shop...