T4H250 TMD20/320 W MP 4P

Key Features

• 1
  1. High Short-Circuit Breaking CapacityThe ABB Tmax T4H 250 TMD 20-320 4P offers exceptional short-circuit breaking capacities, ensuring reliable operation under demanding conditions. It can handle short-circuit currents up to 100 kA at 220/230 V AC and 70 kA at 380/400/415 V AC.
• 2
  2. Thermomagnetic ReleaseEquipped with a thermomagnetic release (TMD), this circuit breaker ensures safe and efficient operation. The TMD mechanism provides a reliable thermal and magnetic response to short circuits, minimizing the risk of electrical accidents.
• 3
  3. Wide Operating Voltage RangeDesigned to operate within a broad voltage range, the ABB Tmax T4H 250 TMD 20-320 4P is suitable for applications involving 220 V AC, 230 V AC, 380 V AC, 400 V AC, 415 V AC, and more. It also supports DC voltages up to 750 V DC.
• 4
  4. Durable and Reliable ConstructionBuilt to last, this circuit breaker boasts a mechanical durability of 20,000 cycles at 240 cycles per hour. Its robust design ensures long-term reliability and minimal maintenance requirements.