DECS-200-2L DECS 200 Digital AVR Characteristics

Besides standard off the shelf packages, Basler Electric specialise in tailoring its Excitation
System designs to perfectly fit all your existing Synchronous Motor, Steam Turbine, Gas
Turbine, Diesel and Hydro Generating systems. These Retrofit solutions include all the
functionality of your old system and are assembled on mounting plates specifically sized to drop
fit into your cubicle and to bolt onto your existing studs. This keeps your downtime to a minimum
and the retrofit becomes a fast straightforward replacement. Operating the new systems is made
easy as all systems are delivered complete with thorough Documentation and drawings clearly
explaining the operation and functionality of the new system.

DECS-200-2L

The DECS-200 offers all the features together with flexibility and programmability expected
from one of today’s latest state-of-the-art microprocessor based products. The DECS
200 is a total excitation control system in one enclosure and contains all the functionality
necessary to limit, control, and protect a motor or generator from operating outside of the
machine’s capability. This gives the DECS 200 the possibility to be installed in all
conceivable applications on virtually any size of machine.

. Microprocessor-based design . True RMS sensing, single or three phase
. Up to 125Vdc output at 15Adc . 0.25% Voltage Regulation Accuracy
. 20 standard stability selections . User customizable stability selection
. Paralleling compensation . U/F compensation or V/Hz Ratio Limiter
. Soft start build-up . FCR Mode (Built in Manual Mode)
. Auto tracking between operating modes . Auto tracking between 2 DECS-200 units
. Minimum Excitation Limiter . On and off-line Maximum Excitation Limiters
. Stator Current Limiter . Var and Power Factor Controllers
. Exciter Diode Monitoring (EDM) . Sequence of Events Recording
. Oscillography . Voltage Matching
. Eight generator protection features . Programmable output contacts
. Front panel backlit LCD display . Front panel mounted RS-232 comm port
. Side panel mounted RS-485 comm port . Modbus. protocol for RS-485 up to 1km