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OT 100 - OT 125

OT16 - OT80
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OT16 - OT80

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Rating Switch type OT 16 OT 25 OT 32 OT 45 OT 63 OT 80
Rated thermal current / ambient 40°C  In open air A 25 32 40 63 80 100
ambient 40°C In enclosure A 25 32 40 63 80 100
ambient 60°C In enclosure A 25 32 40 63 80 100
               
Rated operational current, AC-21A up to 415V A 16 25 40 63 80 80
  440-690V A 16 25 40 63 80 80
               
Rated operational current, AC-22A up to 415V A 16 25 40 63 80 80
  440-500V A 16 25 40 63 80 80
  690V A 16 25 40 63 80 63
               
Rated Operational current, AC-23A up to 415V A 16 20 23 45 75 55
  440V A 16 20 23 45 65 51
  500V A 16 20 23 45 58 32
  690V A 16 11 12 20 20 20
               
Rated operational power, AC-23A 220-240V kW 3 4 5.5 11 22 18.5
The kW-ratings are accurate for 440-415V kW 7.5 9 11 22 37 30
3 phase 1500 rpm standard 400V kW 7.5 9 11 22 37 30
asynchronous motors 500V kW 7.5 9 11 22 37 18.5
  690V kW 7.5 9 11 15 18.5 15
Rated short-time withstand Icw, 1 kA 0.5 0.5 0.5 1 1.5 1.5
current R.M.S.-value              
               
Rated short circuit making Icw kA 0.705 0.705 0.705 1.4 2.1 2.1
current Peak value Icw              
               
Cable size     Cu-wire size suitable for terminal clamps  mm2   0.75-10 0.75-10 0.75-10 1.5-35 1.5-35 2.5-50