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Siemens 3VA9978-0BB11 - Under Voltage Release 24 VDC

Siemens
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Siemens 3VA9978-0BB11 is an Under Voltage Release accessory for the Sentron Series 3VA family of circuit breakers, designed to automatically trip the breaker when the control voltage drops below a specified threshold. This unit operates with a maximum control voltage of 24 VDC and is rated for 24 VDCV, ensuring reliable disconnection in low-voltage conditions. The component weighs 5 lb and is engineered for integration into compatible 3VA frames, with a temperature rating of -13°F to 158°F (-25°C to 70°C) for robust performance in varied industrial environments. It is UL Listed and certified, meeting stringent safety and reliability standards for electrical distribution systems. Typical applications include industrial power distribution panels and motor control centers where undervoltage protection is critical to prevent equipment damage or unsafe operation.

Key Features & Specifications
  • Type: Under Voltage Release for Sentron Series 3VA circuit breakers
  • Voltage Rating: 24 VDCV
  • Control Voltage Maximum: 24 VDC
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Weight: 5 lb
  • Standards: UL Listed
  • Certification: UL Listed
  • Compatible Frames: 3VA
  • Family: Sentron Series


Product Identification
  • UPC: 80476632343
  • GTIN: 00804766323430