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OT 160 - OT 250

OT 315 - OT 400
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OT 315 - OT 400

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Rating Switch type OT 315 OT 400
Rated thermal current / ambient 40°C  In open air A

315 

400
ambient 40°C In enclosure A 315 400
ambient 60°C In enclosure A 315 400
       
Rated operational current, AC-21A up to 415V A 315 400
  440-690V A - -
       
Rated operational current, AC-22A up to 415V A 315 400
  440-500V A 315 400
  690V A 315 400
       
Rated Operational current, AC-23A up to 415V A 315 400
  440V A 315 400
  500V A 315 400
  690V A 315 400
       
Rated operational power, AC-23A 220-240V kW - -
The kW-ratings are accurate for 440-415V kW 160 220
3 phase 1500 rpm standard 400V kW - -
asynchronous motors 500V kW - -
  690V kW 315 400
Rated short-time withstand Icw, 1s kA 15 5
current R.M.S.-value      
       
Rated short circuit making Icw kA 65 65
current Peak value Icw      
       
Cable size     Cu-wire size suitable for terminal clamps  mm2   - -

 

 

Terminal bolt size (mm) for OT 315 is 10x30 and for OT 400 is 10x40