Default product image

Westinghouse NBY3900S - 3-Pole 900A Non-Automatic (240V 100kAIC)

Westinghouse
Price
Save $-4,506.37
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Westinghouse NBY3900S Circuit Breaker - 3-Pole 900A Non-Automatic Molded Case (240V 100kAIC) The Westinghouse NBY3900S is a 3-pole, 900A molded case circuit breaker from the NBY Series, designed for use as a non-automatic disconnect switch providing no overcurrent protection. It is rated for 240V AC with a high interrupting capacity of 100kA at 240V, and operates on a 3-phase system. This bolt-on unit weighs 61 lb and features a compact molded case construction suitable for industrial panelboards. It complies with industry standards for safety and performance in heavy-duty applications. Typical uses include service entrance disconnects, main switch applications, and feeder protection in commercial and industrial power distribution systems.

Key Features & Specifications
  • Type: Molded Case, Non-Automatic (No Overcurrent Protection)
  • Voltage Rating: 240V
  • Current Rating: 900A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kA@240V
  • Connection: Bolt-On
  • Protection: Non-Automatic
  • Functions: NA - No Overcurrent Protection
  • Weight: 61 lb
  • Family: NBY Series
  • Manufacturer: Westinghouse


Product Identification
  • UPC:
  • GTIN: