ABB T3N 250 circuit breaker

- Brand: ABB
- Model: T3N 250
- Type: Molded case circuit breaker (MCCB, fixed type with front terminals and thermomagnetic release)
- All Tech Specs:
  - Material: Thermoplastic or insulated enclosure for durability and arc resistance
  - Poles: 3 or 4 (configurable; standard models include 3P and 4P variants)
  - Rated Current: 250A (In, adjustable via TMD release from 250-2500A)
  - Rated Voltage: 690V AC (Ue, maximum operating voltage)
  - Breaking Capacity: Up to 36kA at 415V AC (Icu); up to 50kA at 400V AC; compliant with IEC/EN 60947-2
  - Release Type: Thermomagnetic (TMD R, thermal for overload, magnetic for short-circuit; adjustable trip settings)
  - Frequency: 50/60 Hz
  - Insulation Voltage: 800V (Ui)
  - Impulse Withstand Voltage: 8kV (Uimp)
  - Operating Temperature Range: -25°C to +70°C (-13°F to +158°F)
  - Protection Rating: IP20 (standard; optional IP40 or higher with accessories)
  - Mounting: Fixed installation with front terminals (plug-in optional)
  - Standards: IEC/EN 60947-2; suitable for industrial and commercial applications
  - Certification: CE marked; RoHS compliant; UL listed options available
  - Features: Compact design for space-saving; easy maintenance; optional accessories like residual current releases (e.g., RC223); high performance in low-voltage systems
- Dimension: Approximately 140 mm height x 140 mm width (4P) x 160 mm depth
- Weight: 2.2 kg 
- Country of Origin: Italy
- HS Code: 8536.20 (automatic circuit breakers)