ABB Change Over Switch OT2500E03K AC-21B

Specification of ABB Change Over Switch OT2500E03K AC-21B

Technical

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  Rated Operational Current AC-21B (Ie):

  
  

  
  (380 ... 415 V) 2500 A
  
  (500 V) 2500 A
  
  (690 V) 2500 A

  
  

  
  


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  Rated Operational Current AC-22B (Ie):

  
  

  
  (380 ... 415 V) 2500 A
  
  (500 V) 2500 A
  
  (690 V) 2500 A

  
  

  
  


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  Conventional Free-air Thermal Current (Ith):

  
  

  
  q = 40 °C 2500 A

  
  

  
  


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  Rated Impulse Withstand Voltage (Uimp):

  
  

  
  12 kV

  
  

  
  


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  Rated Insulation Voltage (Ui):

  
  

  
  acc. to IEC/EN 60664-1 1000 V

  
  

  
  


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  Rated Operational Voltage:

  
  

  
  Main Circuit 1000 V

  
  

  
  


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  Rated Short-Circuit Making Capacity (Icm):

  
  

  
  (690 V) 176 kA

  
  

  
  


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  Rated Short-time Withstand Current (Icw):

  
  

  
  for 1 s 55 kA

  
  

  
  


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  Power Loss:

  
  

  
  at Rated Operating Conditions per Pole 85 W

  
  

  
  


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  Pollution Degree:

  
  

  
  3

  
  

  
  


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  Handle Color:

  
  

  
  Black

  
  

  
  


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  Handle Type:

  
  

  
  Direct mounted pistol type handle

  
  

  
  


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  Switches Operating Mechanism:

  
  

  
  Mechanism at the End of the Switch
  
  03 (Left Side)

  
  

  
  


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  Distance Between Phases:

  
  

  
  Standard

  
  

  
  


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  Position of Line Terminals:

  
  

  
  Top In - Bottom Out
  
  Bottom In - Top Out

  
  

  
  


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  Operating Mode:

  
  

  
  Front operated

  
  

  
  


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  Standards:

  
  

  
  IEC 60947-3

  
  

  
  


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  Special Functions:

  
  

  
  No

  
  

  
  


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  Mounting Type:

  
  

  
  Base mounting

  
  

  
  


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  Number of Poles:

  
  

  
  3

  
  

  
  


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  Degree of Protection:

  
  

  
  Front IP00

  
  

  
  


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  Terminal Type:

  
  

  
  Lug terminals

  
  

  
  


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  Tightening Torque:

  
  

  
  acc. IEC 60947-1 50…75 N·m

  
  

  
  


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  Mechanical Durability:

  
  

  
  6000