Siemens 5SY62257 - MCB 25A 2-Pole C-Curve 400V
Siemens 5SY62257 - MCB 25A 2-Pole C-Curve 400V

Siemens 5SY62257 - MCB 25A 2-Pole C-Curve 400V

Siemens
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Siemens 5SY62257 is a 2-pole molded case miniature circuit breaker from the 5SY Series, designed for overcurrent and short-circuit protection in industrial and commercial electrical systems. It operates at 400V AC with a 6kA breaking capacity per EN 60898, features a C-curve trip characteristic for general-purpose load protection, and accommodates conductor cross-sections from 0.75mm² to 35mm². The device measures 3.622 x 1.575 x 3.307 inches, weighs 0.681 lb, and mounts directly on standard 35mm DIN rail for space-efficient panel integration. It is UL1077 listed for supplementary protection and certified to EN 60898, ensuring consistent performance across 50/60Hz supply frequencies. Typical applications include branch circuit protection in industrial control panels, commercial distribution boards, and machinery requiring reliable overcurrent and short-circuit interruption.

Key Features & Specifications
  • Type: Molded Case Miniature Circuit Breaker
  • Family: 5SY Series
  • Poles: 2
  • Amperage: 25A
  • Voltage Rating: 400V AC
  • Breaking Capacity: 6kA per EN 60898
  • AIC Rating: 6kA@400V
  • Trip Curve: C-Curve
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Feed-Thru
  • Mounting: 35mm DIN Rail
  • Conductor Range: 0.75mm² to 35mm²
  • Dimensions: 3.622 x 1.575 x 3.307 inch
  • Weight: 0.681 lb
  • Country of Origin: Germany
  • Certification: UL1077


Product Identification
  • UPC: 75455496150
  • GTIN: 00754554961507