Eaton Electrical
MS Series Single-Phase Manual Motor Starters

Key Features

  • Compact size
  • Trip-free handle mechanism
  • Keyed heater elements to ensure proper installation
  • Starters available with red pilot light
  • The operating handle of the enclosed units can be locked in the OFF position
  • Enclosures are offered in NEMA 1, 3, 4 and 5
  • Hazardous locations cast aluminum enclosures are available rated for Type 7, Class I, Group D (vapors) and Type 9, Class II, Groups E, F an G (dust) 

Standards and Certifications

  • UL File No. E19222, Category NLRV
  • CSA File No. LR39402-6, Class 3211-05

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  • The MS Motor Starter is a compact, versatile unit featuring heavy sliding contacts as well as “quickmake” and “quick-break” mechanism
  • Standard with large pressure type terminals, straight-through wiring and a trip-free handle mechanism
  • The “plug-in” heater element is keyed to ensure proper positioning and an adjustable knob allows a setting of plus or minus ten percent of the nominal heater rating