Thomas & Betts 54481 - Under Voltage Release 440-480V (Masterpact)
Thomas & Betts 54481 - Under Voltage Release 440-480V (Masterpact)

Thomas & Betts 54481 - Under Voltage Release 440-480V (Masterpact)

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Thomas & Betts 54481 is an Under Voltage Release accessory designed to protect electrical equipment by tripping a circuit breaker when the control voltage drops below a safe threshold. It operates within a control voltage range of 440 to 480 volts, ensuring reliable disconnection during low-voltage conditions. This unit weighs 5 lb and is engineered for seamless installation within the Masterpact family of circuit breakers. It is UL Listed and CSA Certified, meeting stringent industry standards for safety and performance. This accessory is ideal for commercial and industrial applications requiring voltage-sensitive protection for M and MP frame circuit breakers.

Key Features & Specifications
  • Type: Under Voltage Release
  • Family: Masterpact
  • Control Voltage Minimum: 440 V
  • Control Voltage Maximum: 480 V
  • Compatible Frames: M, MP
  • Weight: 5 lb
  • UL Listed
  • CSA Certified


Product Identification
  • UPC: 60198654481
  • GTIN: 00601986544818