ComPacT NSX100F 32A 4P3R automatic circuit breaker, from the new range, designed to protect three-phase circuits with neutral in industrial and commercial applications. Features thermal-magnetic technology with TM-D control unit, providing protection against overloads and short circuits. Its breaking capacity Icu reaches 36 kA at 380/415 V AC, with adjustable nominal current setting between 0.7 and 1.0 times In.
Technical features
- Number of poles: 4P
- Description of protected poles: 3R
- Neutral position: Left
- Rated current [In]: 32 A at 40 °C
- Rated operating voltage [Ue]: 690 V AC 50/60 Hz
- Rated insulation voltage [Ui]: 800 V AC 50/60 Hz
- Impulse withstand voltage [Uimp]: 8 kV
- Service category: A
- Breaking capacity Icu: 36 kA at 380/415 V AC
- Service breaking capacity [Ics]: 36 kA at 380/415 V AC
- Control unit: TM-D
- Tripping unit technology: Thermal-magnetic
- Protection functions: LIG
- Control type: Handle
- Mounting type: Fixed
- Mounting support: Rear plate
- Mounting position: Horizontal and vertical (plano por la parte posterior)
- Top connection: Front
- Bottom connection: Front part
- Connection pitch: 35 mm
- Tripping unit rating: 32 A at 40 °C
- Long-time detection setting Ir: Adjustable (0.7...1 x In)
- Long-time delay: Fixed (120…400 s at 1.5 x In, 15 s at 6 x Ir)
- Instantaneous detection Ii: Fixed (400 A)
- Neutral protection: Overload protection (long time) - cable type: 3R
- Mechanical durability: 50 000 cycles
- Electrical durability: 50 000 cycles at 440 V In/2
- Power dissipated per pole: 4.03 W
- Protection degree IP: IP40
- Impact protection degree IK: IK07
- Operating ambient temperature: -25…70 °C
- Storage ambient temperature: -50…85 °C
- Relative humidity: 0…95 %
- Maximum operating altitude: 0…2000 m without derating, 2000…5000 m with restrictions
- Overvoltage category: II
- Electric shock protection class: II
- Contamination degree: 3
- Standards: HB2
- Certifications: CCC generator Marina
- EU RoHS Directive: Compliant
- Mercury-free: Yes
- PVC-free: Yes
The compact design and high mechanical and electrical durability make it suitable for demanding industrial environments. Its 4-pole configuration with left-side neutral allows use in three-phase circuits with neutral, ensuring stable operation under extreme temperature and humidity conditions.
