Schneider Electric ComPacT NS800N Circuit Breaker, 800A, 4P

Schneider Electric ComPacT NS800N Circuit Breaker, 800A, 4P, Fixed, MicroLogic 2.0, 50kA at 415VAC

The ComPacT NS800N (C080N420FM) is part of the new generation of Schneider Electric’s ComPacT NS630bN to NS3200 range of molded case circuit breakers. Designed for reliable power distribution, it delivers high breaking capacity, advanced protection features, and compact dimensions optimized for installation efficiency.

This 4-pole, fixed, manually operated circuit breaker integrates the MicroLogic 2.0 electronic trip unit, providing adjustable long-time and instantaneous protections for enhanced safety and system reliability.

---

Key Features

• Range: ComPacT NS new generation

• Product type: Circuit breaker for power distribution

• Poles: 4P (all poles protected, 4D configuration)

• Rated current (In): 800 A at 50 °C

• Breaking capacity (Icu):

  • 85 kA at 220/240 V AC (50/60 Hz)

  • 50 kA at 380/415 V AC (50/60 Hz)

  • 50 kA at 440 V AC (50/60 Hz)

  • 40 kA at 500/525 V AC (50/60 Hz)

  • 30 kA at 660/690 V AC (50/60 Hz)

• Service breaking capacity (Ics): Up to 50 kA depending on voltage

• Short-time withstand current (Icw): 19.2 kA for 1 s

---

Trip Unit (MicroLogic 2.0)

• Type: Electronic, LI (Long-time & Instantaneous protection)

• Rated current: 800 A at 50 °C

• Adjustable settings:

  • Long-time pickup: 0.4…1 × In

  • Long-time delay: 12.5–600 s at 1.5 × Ir / 0.5–24 s at 6 × Ir

  • Instantaneous pickup: 1.5…10 × Ir

• Protection functions: Overload (L), Short-circuit (I)

• LED indicators: Overload (yellow) and fault indication (red, 4 LEDs)

---

Construction & Operation

• Mounting: Fixed, backplate supported

• Operation: Manual (ON/OFF + push-to-trip)

• Connections: Front (upside & downside)

• Durability:

  • Mechanical: 10,000 cycles

  • Electrical: Up to 6,000 cycles depending on voltage/load

---

Dimensions & Weight

• Height: 327 mm

• Width: 280 mm

• Depth: 147 mm

• Net weight: 18 kg

---

Compliance & Certifications

• Standards: IEC 60947-1, IEC 60947-2

• Certifications: IECEE CB Scheme

• IP protection: IP40 (front face)

• IK protection: IK07

• Insulation voltage (Ui): 800 V AC

• Impulse withstand voltage (Uimp): 8 kV

• Pollution degree: 3

• Overvoltage category: III

---

Environmental Conditions

• Operating temperature: -25…70 °C

• Storage temperature: -50…85 °C

• Relative humidity: 0…95 %

• Altitude:

  • 0…2000 m without derating

  • 2000…5000 m with derating

---

✅ EcoStruxure Ready – Supports Schneider Electric’s EcoStruxure Power architecture
✅ Sustainable Design – Green packaging and eco-partnerships
✅ Optional Accessories – Wireless auxiliary contacts (OF/SD) with ZigBee protocol, auxiliaries visible via transparent cover