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Siemens REC4045ED - 45A Bus Plug Breaker (480V, 18kA AIC)

Siemens
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Siemens REC4045ED is a bus plug circuit breaker designed for branch circuit protection and isolation in industrial power distribution systems. It provides reliable overcurrent protection with a 45A continuous current rating and a 480V AC voltage rating for three-phase applications. The unit is constructed for durability with a 35 lb weight and features a 4-wire connection configuration compatible with ED-style panelboards. It meets industry standards with an interrupting capacity of 18kA at 480V AC, ensuring safe operation under fault conditions, and is typically applied in manufacturing facilities, data centers, and other commercial environments requiring robust power distribution.

Key Features & Specifications
  • Type: REC bus plug circuit breaker for branch circuit protection and isolation
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Phase: 3
  • AIC Rating: 18kA @ 480V AC
  • Configuration: 4-wire connection
  • Compatible Frames: ED
  • Family: XL-X
  • Item Subcategory: Breaker Type
  • Weight: 35 lb


Product Identification
  • Manufacturer: Siemens
  • Model: REC4045ED