Deformable DC disconnect switches with exchangeable contacts

Deformable Disconnect Switches 


NORD-R Range 1500VDC (Deformable and reinforced contacts) (39kA to 140kA)

These devices offer high performances and robustness for heavy duty requirements with very limited maintenance. Mersen has a switch solution that will meet your unique needs. Our standard NORD High Current Switch product line is rigorously engineered to meet your technical specifications. Operation : They can be operated manually, with a pneumatic piston or with an adapted motor (see list) up to 20.000 cycles. Signaling, Terminal Box or Locking system can be studied and customized. Power breaking capacity up to 100kA - 100V DC - L/R< 20msec. (on demand) Acceptable ripple current at 2% Indoor in a currentless state Ambient air should not exceed +40°C (otherwise please consult) Altitude should not exceed 1000 m Relative humidity should not exceed 95%
  • Applications: Power conversion with the possible functions to disconnect, or to change-over or to earth the rectifiers or the drives. 

NORD Range 1500VDC (Deformable) (4kA to 72kA)

These devices offer high performances and robustness for heavy duty requirements with very limited maintenance. Mersen has a switch solution that will meet your unique needs. Our standard NORD High Current Switch product line is rigorously engineered to meet your technical specifications. Operation : They can be operated manually, with a pneumatic piston or with an adapted motor (see list) up to 20.000 cycles. Signaling, Terminal Box or Locking system can be studied and customized. Power breaking capacity up to 100kA - 100V DC - L/R< 20msec. (on demand) Acceptable ripple current at 2% Indoor in a currentless state Ambient air should not exceed +40°C (otherwise please consult) Altitude should not exceed 1000 m Relative humidity should not exceed 95%.
  • Applications: Power conversion with the possible functions to disconnect, or to change-over or to earth the rectifiers or the drives. 





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