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  • 45mm for 32A, 55mm for 63A and 70mm for 100A
  • Three position operator: ON-OFF-TRIP
  • Complete range of common accessories
  • Handle lock in the OFF position
  • Class 10 overload trip characteristics
  • Trip test available
  • Finger safe terminal
  • FDIN rail & Screw mounting






Meta-MEC MMSs are suitable for switching and protecting three-phase induction motors of up to 45kW at 400VAC and for loads with rated currents of up to 100A.



- MMS32S, MMS32H, MMS63S, MMS63H, MMS100S, MMS100H



- It covers all ratings up to 100A



  • Protection of group installation
  • Protection of circuits
  • Motor protection & Starter protection
  • Wide range of ambient temperature compensation
  • Phase failure protection



The components fulfill the international standard IEC 60947.

In U.S, the devices can be used as Manual Motor Starter in Group Installations according UL508. The approval for UL508 Type E Combination Starter is under preparation.


Design concept for user’s efficiency

Dial cover for current setting, cover lock device, large scale letter

Identification label

Handle lock function in OFF position & Three position handle

Trip test device

Insulation barrier


Mounting & Connection


35mm/75mm din-rail standard mounting & screw mounting

Finger safe terminal cover

Direct adapter (Connection kit with mini Magnetic Contactor)



Front mounting auxiliary switch

Side mounting auxiliary switch

Side mounting alarm switch

Side mounting shunt release

Side mounting undervoltage release

Side mounting undervoltage release with 2NO switch)





Function - Motor protection (Trip class 10)

  • Short circuit
  • Over-current
  • Phase failure
  • Adjustable thermal release
  • Ambient temperature compensation



  • Ampere Frame : 32, 63, 100AF
  • Rated operating voltage (Ue) : 1000V (690V for MMS-32)
  • Rated frequency (Hz) : 50/60Hz
  • Rated insulation voltage (Uimp) : 8kV (6kV for MMS-32)
  • Utilization category : Cat A., AC3
  • Instantaneous short circuit : 13 x Ie max
  • Wide operation temperature : -20 ~ +60


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