Default product image

Westinghouse KB2090S - Molded Case Circuit Breaker 90A 600V 2-Pole

Westinghouse
Price
Save $-977.84
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Westinghouse KB2090S is a 2-pole molded case circuit breaker from the AB DE-ION family, designed for overcurrent protection in low voltage distribution systems. It is rated for 90 amperes at 600 volts AC with a thermal magnetic trip unit providing long-time and instantaneous (LI) protection functions. This bolt-on breaker weighs 17 lb and features a 250-ampere frame rating with a 1-phase configuration. It carries an interrupting rating of 22kA at 480V AC, ensuring robust fault current interruption. The KB2090S is suitable for industrial and commercial power distribution applications requiring reliable circuit protection and load switching.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Item Subcategory: Molded Case
  • Family: AB DE-ION
  • Type: KB
  • Weight: 17 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V AC
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 22kA at 480V
  • Phase: 1
  • Current Rating: 90 Amps
  • Frame Size: 250 Amps
  • Continuous Rating at 40°C: 90 Amps
  • Interrupt Rating: 22,000 Symmetrical Amps at 480V
  • Trip Characteristics: Long-Time and Instantaneous (LI)