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Siemens EH1B020L - Molded Case 20A 277V Circuit Breaker

Siemens
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The Siemens EH1B020L is a molded case circuit breaker designed for overcurrent protection in electrical distribution systems. It operates with a 277V voltage rating and a 20A current rating, providing thermal-magnetic protection through LI (Long-Time and Instantaneous) functions. This single-pole unit features a feed-thru connection and a compact, lightweight construction weighing 1 lb, making it suitable for panelboard installations. The breaker complies with industry standards and carries a 10kA interrupting capacity at 277V for reliable fault clearance. It is commonly used in commercial and light industrial applications for branch circuit protection in single-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 277V AC
  • Current Rating: 20A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA@277V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Functions: Overcurrent and short-circuit protection
  • Family: EH Series
  • Weight: 1 lb
  • Installation Type: Panelboard mount
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Commercial and light industrial branch circuit protection


Product Identification
  • UPC: 783643000000
  • GTIN: 00783643000000