Schneider Electric Altivar 61/71 VW3 A7 101, VW3 A7 102, VW3 A7 103, VW3 A7 104 braking unit User's manual

Below you will find brief information for Altivar 61/71 VW3 A7 101, Altivar 61/71 VW3 A7 102, Altivar 61/71 VW3 A7 103. These Altivar 61/71 braking units provide a simple and effective way to handle regenerative braking situations in your application.

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Altivar 61/71 VW3 A7 101 User's manual | Manualzz

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Key features

  • Regenerative braking
  • Simple installation
  • Protection against overvoltage
  • Compact design
  • Multiple models for different power requirements

Frequently asked questions

The braking unit is connected to the drive via power terminals BU- and BU+ and control cables X20, X92, X3, X3A and X3B.

You need to set the parameter to inhibit automatic adaptation of the deceleration ramp [Dec ramp adapt.] (bra) and set the parameters necessary for protecting the braking resistor: [DB RES. PROTECTION] (brP-).

The maximum braking power of the VW3 A7 101 braking unit is 420 kW at 785 V.
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