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 CROUZET 1997-2004
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  Product datasheet
  Selection guide
 
 Chapter
Control relays
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Phase control
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 Families
EW2 / EWA2 phase asymmetry, sequence, loss or volt drop
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Phase control - EW2 / EWA2 phase asymmetry, sequence, loss or volt drop

 Selling points of the range

 Control:
  imbalance (asymmetry) between phases (for EWA2)
  phase sequence
  phase failure
  voltage drop on one or more phases
 Asymmetry rate can be adjusted on front face from -5 % to +15 % of Un (for EWA2)
 3 x 230 V AC and 3 x 400 V AC power supply
 Dual frequency : 50 and 60 Hz.
 Indication of phase presence relay state by yellow LED
 Output relay : 2 x 8A changeover.

Control relays, Phase control, EW2 / EWA2 phase asymmetry, sequence, loss or volt drop