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Merlin Gerin MA125 - Trip Unit Magnetic Only 125A 600V

Merlin Gerin
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Merlin Gerin MA125 is a Compact family trip unit and programmer designed for instantaneous magnetic-only protection in low voltage power distribution systems. It is rated for 125 amperes minimum and maximum, operates at 600V, and features 3 poles for three-phase applications. The unit weighs 2 lb and is compatible with NS, NSF, NSX, NFNF, NFNL, NFHF, and NFHL frames, offering a compact form factor for straightforward installation. It meets IEC 898 standards for industrial use and includes a trip-free mechanism to ensure safety during fault events. This device is typically applied in industrial and commercial low voltage power distribution for reliable overcurrent protection.

Key Features & Specifications
  • Manufacturer: Merlin Gerin
  • Item Subcategory: Trip Units & Programmers
  • Family: Compact
  • Type: MA
  • Weight: 2 lb
  • Functions: I - Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Amperage Minimum: 125
  • Protection: Magnetic Only
  • Compatible Frames: NS, NSF, NSX, NFNF, NFNL, NFHF, NFHL
  • Amperage Maximum: 125
  • Amperage: 125 A
  • Mounting Type: Feed-Through
  • Interrupt Rating: 20 kA
  • Standards: IEC 898 compliant
  • Trip Unit: Thermal-magnetic, trip-free mechanism
  • Application: Industrial and commercial low voltage power distribution