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Basler DECS 150 Automatic Voltage Regulator AVR | AYN Automation

Basler DECS 150 Automatic Voltage Regulator AVR


PART NUMBER: A060M357; 291333; 291337; 291177

Contact Inputs: 8 programmable
Type: Dry contact
Interrogation Voltage: 12 Vdc

Auxiliary Inputs:
Current Input: 4 to 20 mAdc
Voltage Input: –10 to +10 Vdc

Output Contacts:
2 programmable
1 watchdog
1 breaker shunt trip

Rating: 7 A at 24 Vdc/240 Vac

The DECS 150 is a digital, 3-phase sensing, permanent magnet generator (PMG) or auxiliary winding powered AVR with optional integrated power system stabilizer.


  • Microprocessor based
  • 0.25% voltage regulation accuracy
  • 0.5% accuracy up to 40% Total Harmonic Distortion (THD) (harmonics associated with six-thyristor load)
  • 63 Vdc and 125 Vdc @ 10 Adc pulse-width-modulated (PWM) output
  • Capable of 10 Adc continuous field current output when system temperature is 55°C (131°F) or below
  • Load Sharing over Ethernet • Auto tuning feature with two PID stability groups
  • Var/PF control
  • Exciter Diode Monitor (EDM)
  • Overexcitation limiting
  • Underexcitation limiting
  • Stator current limiting
  • Voltage matching
  • Manual mode (field current regulation)
  • Paralleling input from 1-amp or 5-amp CT secondaries
  • Nominal sensing inputs of 120, 240, 480, and 600 Vac
  • Power input from 50/60 Hz shunt connection or permanent magnet generator (PMG) operating at 50 to 500 Hz
  • Integrated protection functions including Loss of Sensing and Transfer to Manual
  • LED annunciation of operating conditions
  • Ethernet communications with Modbus® TCP
  • Set up via PC using BESTCOMSPlus® software (included)
  • Customization logic in BESTlogic™Plus
  • IP54 rating when rear-mounted USB option is selected

Download AVR Datasheet

Packaging and Handling
  • 1 Business day for handling and packaging
  • Profession quality packing
  • Free shipping on all orders above $250 (except heavy items).
  • UPS, FedEx or DHL Expedited International Shipping.


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