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Square D PA11128 - Under Voltage Release 48V (Compatible Frames)

Square D
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Square D PA11128 is an Under Voltage Release accessory designed to automatically trip a circuit breaker when control voltage drops below a specified threshold, protecting connected equipment from damage due to undervoltage conditions. This unit operates with a control voltage range of 48V minimum to 48V maximum, ensuring precise response within a narrow voltage window. Weighing 2 lb, it is a compact component constructed for integration into Square D Series circuit breaker families. It complies with industry standards for undervoltage protection in industrial power distribution systems. Typical applications include motor control centers, panelboards, and switchboards requiring reliable undervoltage tripping for safety and equipment protection.

Key Features & Specifications
  • Type: Under Voltage Release
  • Control Voltage Minimum: 48 V
  • Control Voltage Maximum: 48 V
  • Weight: 2 lb
  • Compatible Frames: PA, PAF, PAL, PAP, PH, PHF, PHL, PHP, PC, PCF, PCL, PCP, PE, PEF, PEL, PEP, PX, PXF, PXL, PXP
  • Family: Square D Series
  • Item Subcategory: Under Voltage Release


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