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Square D ARP075 - Rating Plug for 100-4000A Micrologic Trip Units

Square D
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Square D ARP075 is a Micrologic rating plug designed for configuring the trip unit current rating on compatible Square D Masterpact circuit breakers. This ARP-type plug allows for field-adjustable current settings from 100A to 4000A to match specific application requirements within a 4000A frame. Its solid construction and precise calibration ensure reliable performance for critical circuit protection. The component is engineered for seamless integration with a wide range of Micrologic trip units across multiple Masterpact frame series, supporting standardized industrial power system design and protection coordination.

Key Features & Specifications
  • Type: Micrologic ARP Rating Plug
  • Item Subcategory: Rating Plug
  • Family: Micrologic
  • Current Rating: 4000A
  • Amperage Range: 100A to 4000A
  • Frame Size: 4000
  • Trip Type: Micrologic
  • Compatible Frames: LX, LXP, LXL, LXF, LE, LEP, LEL, LEF, MX, MXP, MXL, MXF, ME, MEP, MEL, MEF, NX, NXL, NXP, NXF, NE, NEL, NEP, NEF, PX, PXF, PXL, PXP, PE, PEL, PEP, PEF, SED, SEHD, SEF, SEHF
  • Weight: 1 lb