Powerful switched mode power supplies SMP

E-T-A extends their product range on the score of DC 24 V supplies on the control voltage level by offering switched mode power supplies type SMP. 

The powerful switched mode power supplies for DIN rail mounting are suitable for all automation solutions in process control and machinery construction. 

They are the ideal supplement to the electronic circuit breakers and protectors type ESS30, ESS31-T, ESX10, ESX10-T and REF16-S with integral current limitation.


  • Operating voltage DC 24 V
  • Current ratings 5 A, 10 A, 20 A and 40 A
  • Power classes 120 W, 240 W, 480 W and 960 W
  • Efficiency up to 93%
  • Max. ambient temperature up to 70°C 
  • High power reserve and integral reactive power compensation 
  • The devices are suitable for the European and North American market - thanks to their wide range voltage input or an automatic change of input voltage ranges 

Powerful and consistent E-T-A complete package

It consists of the AC primary circuit protection by means of the MCB 4230-T, the switched mode power supplies type SMP and the thermal-magnetic circuit breakers or the electronic circuit protectors for the protection of DC 24 V load circuits.

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