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Cutler Hammer RHF3090L - Molded Case Breaker 90A 600V 3-Pole

Cutler Hammer
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Cutler Hammer RHF3090L is a 3-pole molded case circuit breaker from the HF Series, designed for thermal magnetic overcurrent protection in industrial power distribution systems. It is rated for 90A continuous current at 600VAC, with an interrupting capacity of 22kA at 480VAC, and provides LI (Long-Time and Instantaneous) protection functions. This feed-thru connection breaker weighs 11 lb and features a compact molded case construction suitable for panelboard or switchboard installation. It complies with UL 489 and NEMA standards for industrial circuit protection. Typical applications include motor control centers, lighting panels, and main or branch feeder circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, LI (Long-Time and Instantaneous) trip
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: Standard molded case breaker size
  • Standards: UL 489, NEMA
  • Applications: Industrial power distribution, motor control centers, feeder circuits
  • Switch Type: Circuit breaker
  • Configuration: 3-pole
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: Standard breaker packaging
  • Phase: 3
  • Voltage: 600V
  • Amperage: 90A
  • AIC rating: 22kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: RHF
  • Trip Type: Thermal Magnetic
  • Panel Type: Industrial panelboard/switchboard
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Copper/steel
  • Panel Style: Standard
  • Bus Type: Standard
  • 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: Standard
  • Clas: Not applicable
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 90A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 90A
  • Full Load Amp Minimum: 0A
  • Enclosure: Open
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Copper/Aluminum
  • Amperage Maximum: 90A
  • Amperage Minimum: 0A
  • Nema Rating: NEMA AB1
  • Switch Style: Toggle
  • Wire Size: #14 to #2 AWG
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: HF Series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: RHF
  • Current Rating: 90A
  • 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


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