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LS-5 Series

LS-5 Series

LS-5 Series

Description

The LS-5 Series are synchronizer controllers with integrated protective functions. They are designed to enable complex power management applications with multiple incoming mains and bus breakers in combination with easYgen-3400/3500 equipped genset controllers.

The LS-5 devices will manage synchronization, loading and un-loading on each bus segment and send the required voltage and frequency references via CAN bus to the easYgen-3400/3500 genset controllers. LS-5 devices which are located on the incom- ing mains breakers will automatically detect mains failures and start the correspond- ing gensets accordingly. Wiring efforts are reduced to a minimum, since only one CAN bus connection is required between all LS-5 and easYgen-3400/3500 control- lers. It is not required to wire any AC measurement signals or discrete inputs/outputs between the LS-5 and easYgen-3400/3500 controllers.

Extensive remote control capabilities via discrete inputs or interfaces are provided to easily integrate the LS-5 into each application environment.

The LS-5 Series is available in two different housing versions. The LS-521 with a plastic housing and graphic LCD display is designed to be mounted on the cabinet’s front door. The LS-511 with an aluminum powder coated housing without display is designed to be back panel DIN Rail mounted.

LS-5 Series

Circuit Breaker Control & Protection

Product Specification 37522A

Features

  • Up to 16 LS-5 units can be operated in one network with up to 32 easYgen-3400/3500
  • Phase match or slip frequency synchronization with voltage matching
  • Full protection package ( including df/dt (ROCOF), phase shift and mains voltage increasing protection according to new German grid code requirements in VDE-0126-1-1)
  • Segment control for the load sharing
  • Event Log with up to 300 entries
  • Automatic date and time synchronization between the LS-5 units and the connected easYgen-3400/3500 controls
  • LS-5 “Stand alone” mode without the easYgen-3400/3500 is possible
  • Preconfigured application modes for the most common applications in the field (MCB or MCB/GGB application)
  • Automatic and Manual mode
  • Full remote control via CAN or RS-485 interface
  • In case transformers are used in the application, vector group adjustment is available
  • Breaker open/close failure detection
  • Mains decoupling "Test"" mode
  • Multilingual capability
  • Lock Keypad feature
  • 8 Freely configurable LED`s are available on the LS-511 back panel mountable device

Fact sheet

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