The Schneider Electric A9F04303 three-pole miniature circuit breaker protects AC and DC circuits with thermal-magnetic tripping and a C trip curve. It has magnetic tripping at 8 × In with a tolerance of ±20% and an isolation function.
The Icu breaking capacity is 50 kA at 12–133 V AC and 220–240 V AC, 25 kA at 440 V AC, and 50 kA at 380–415 V AC, at a frequency of 50/60 Hz. At 125–180 V DC, the Icu is 10 kA. The Icn is 6,000 A at 400 V AC. The breaker is mounted on a DIN rail and features contact and trip indication.
- Number of poles: 3
- Protected poles: 3
- Rated current: 3 A
- Network type: AC/DC
- Tripping: Thermal-magnetic
- Trip curve: C
- Magnetic tripping: 8 × In ±20%
- Icu breaking capacity: 10 kA at 125–180 V DC, 50 kA at 12–133 V AC and 220–240 V AC, 25 kA at 440 V AC, 50 kA at 380–415 V AC
- Icn breaking capacity: 6,000 A at 400 V AC
- Category: A
- Isolation function: Yes
- Frequency: 50/60 Hz
- Ics service breaking capacity: 100% × Icu
- Current-limiting class: 3
- Rated insulation voltage Ui: 500 V AC
- Impulse withstand voltage Uimp: 6 kV
- Operation: Toggle
- Mounting: DIN rail
- Dimensions: 91 × 54 × 78.5 mm
- Weight: 0.375 kg
- Colour: White
- Mechanical endurance: 20,000 cycles
- Electrical endurance: 10,000 cycles
- Flexible conductor cross-section: 1–16 mm²
- Rigid conductor cross-section: 1–25 mm²
- Stripping length: 14 mm
- Tightening torque: 2 N·m
- Earth-leakage protection: With a separate block
- Standards: EN 60898-1, EN 60947-2, IEC 60898-1, IEC 60947-2
- Degree of protection: IP20
- Pollution degree: 3
- Overvoltage category: IV
- Tropicalisation: 2
- Operating humidity: 95% at 55 °C
- Operating temperature: -35 to 70 °C
- Storage temperature: -40 to 85 °C
- Environmental label: Green Premium
Specifications
- Number of Poles
- 3
- Rated Current
- 3 A
- Operating Curve
- Curve C
Power Supply
- AC
- Yes
- DC
- Yes
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.