Default product image

Eaton LDB3400Y - Molded Case Circuit Breaker 400A 3-Pole

Cutler Hammer
Price
Save $-2,493.05
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Eaton LDB3400Y is a 400 Amp, 3-pole molded case circuit breaker from the Series C family, designed for thermal-magnetic protection in electrical distribution systems. It operates at a maximum voltage rating of 600V AC and 250V DC, with a continuous current rating of 400A and an interrupting capacity of 35kA at 480V AC. This L Frame unit features a bolt-on connection, weighs 25 lb, and utilizes a fixed thermal and fixed magnetic trip unit with LI (Long-Time and Instantaneous) functions for reliable overload and short circuit protection. The breaker is UL 489 certified, constructed with aluminum terminals for line and load connections, and supports 50/60 Hz frequency operation. It is well-suited for demanding commercial and industrial applications requiring high fault current interruption.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: LDB
  • Weight: 25 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Voltage Rating: 600V AC, 250V DC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 35kA at 480V AC, 65kA at 240V AC
  • Phase: 3
  • Current Rating: 400 A
  • Trip Type: Fixed thermal, fixed magnetic
  • Terminal Material: Aluminum
  • Frequency Rating: 50/60 Hz
  • Terminals: Line and load
  • Certification: UL 489