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RH150-TB - Thermal-Magnetic Breaker 150A 600V AC

United Fuses
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The RH150-TB is a thermal-magnetic circuit breaker designed for overcurrent and short-circuit protection in industrial electrical systems. It is rated for 150 amps at 600 volts AC, with a compact frame size that supports a 5.19 lb weight and robust construction for panel mounting. This breaker complies with UL 489 and CSA standards, ensuring reliable performance in motor control centers, distribution panels, and heavy machinery applications.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker
  • Voltage Rating: 600 V AC
  • Current Rating: 150 A
  • Weight: 5.19 lb
  • Standards: UL 489, CSA
  • Applications: Motor control centers, distribution panels, heavy machinery
  • Switch Type: Toggle
  • Configuration: 3-pole
  • Trip Type: Thermal-magnetic
  • Frame Size: Compact
  • Panel Type: Industrial
  • Breaker Type: Molded case
  • Mounting: Panel
  • Phase: 3
  • Connection: Line and load
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Functions: Circuit isolation and protection
  • AIC Rating: 10 kA at 600 V AC
  • Frequency Rating: 50/60 Hz
  • Terminal Connection: Screw-type
  • Circuit Breaker Mounting Style: Fixed
  • Installation Type: Panel mount
  • Item QTY: 1
  • Operating Temperature Maximum Celsius: 40°C
  • Enclosure: Open style
  • Wire Size: 14 AWG to 2/0 AWG
  • Certification: UL listed
  • Compatible Frames: RH series
  • Nema Rating: NEMA 1
  • Switch Style: Toggle handle
  • Amperage Maximum: 150 A
  • Amperage Minimum: 0 A
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Coil Voltage Minimum: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • Horse Power: 50 HP at 480 V AC
  • Aux Contacts: No
  • CPT: No
  • Full Load Amps: 150 A
  • Dist Voltage: 600 V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 150 A
  • Full Load Amp Minimum: 0 A
  • Relay Style: Not applicable
  • Wire: Copper or aluminum
  • Nema Rating: NEMA 1
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Installation Type: Fixed
  • Nema Starter Size: Not applicable
  • Breaker Frame: RH
  • Current Rating: 150 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable
  • Metal Type: Steel
  • Panel Style: Standard
  • Bus Type: Copper
  • Fuse Class: Not applicable
  • Insulation Temperature: 105°C
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Hz: 50/60
  • Coil Material: Not applicable
  • Dimensions: 4.5 in x 3.5 in x 2.5 in
  • Shipping Dimensions: 5 in x 4 in x 3 in
  • Temp Rating: 40°C ambient
  • MCM Size: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available