FD63T250 – Siemens 250A 3-Pole Thermal Magnetic Trip Unit, 600V AC 22 kAIC / 480V AC 35 kAIC, FD Frame

FD63T250 – Siemens 250A 3-Pole Thermal Magnetic Trip Unit, 600V AC 22 kAIC / 480V AC 35 kAIC, FD FrameProduct Description The Siemens FD63T250 is a 3 pole, 250 amp thermal magnetic molded case breaker trip unit designed for use with FD frame breakers. It fits Siemens FD6 series circuit breaker frames to provide dependable protection in commercial and industrial electrical systems. Rated for 600 V AC 500 V DC, this trip unit delivers long time and instantaneous overcurrent protection with high interrupting capacity at multiple voltages. Its rugged

Product Description

The Siemens FD63T250 is a 3-pole, 250 amp thermal magnetic molded case breaker trip unit designed for use with FD-frame breakers. It fits Siemens FD6 series circuit breaker frames to provide dependable protection in commercial and industrial electrical systems. Rated for 600 V AC / 500 V DC, this trip unit delivers long-time and instantaneous overcurrent protection with high interrupting capacity at multiple voltages. Its rugged design is UL Listed / HACR rated and built for reliable performance at 40 °C.

Interrupting capacities include 22 kAIC at 600 V AC and 35 kAIC at 480 V AC, suitable for applications with higher fault currents.

Key Features

• 250 amp breaker trip unit
• 3-pole configuration
• 600 V AC / 500 V DC rating
• Thermal magnetic trip
• Long-time and instantaneous protection
• FD frame trip unit
• UL Listed / HACR rated
• 22 kAIC at 600 V AC
• 35 kAIC at 480 V AC

Technical Specifications

• Manufacturer: Siemens
• Part Number: FD63T250
• Series/Frame: FD / FD6 series
• Amperage: 250 A
• Voltage Rating: 600 V AC / 500 V DC
• Poles: 3
• Phase: 3
• Trip Unit Type: Thermal Magnetic
• Protection Functions: Long-time and instantaneous
• Interrupting Ratings:
  – 22 kAIC at 600 V AC
  – 35 kAIC at 480 V AC
• Frequency: 50/60 Hz
• Operating Temperature: 40 °C

Product Data

• UPC: 783643211995
• GTIN: 00783643211995
• Weight: ~1.32 lb