Basler Electric DECS200 Digital excitation control system
Specific Parameters
Brand Basler Electric (Original Authentic, American Brand), Product Series Basler Digital Excitation Control System Series
Product Type Digital Excitation Control System, Digital Automatic Voltage Regulator (AVR), Excitation Control Unit, Original Authentic Spare Part
Model Basler Electric DECS200
Country of Origin United States
Compatible Devices Brushless Synchronous Motors, Synchronous Generators, Steam Turbines, Gas Turbines, Diesel Generators, Hydro Generators, Exciter Machines
Core Functions Digital Excitation Control, Automatic Voltage Regulation, Pulse Width Modulation, True RMS Sensing, Soft Start Buildup, Field Current Regulation (Manual Mode), VAR and Power Factor Control, Exciter Diode Monitoring (EDM), Sequence of Events Recording (SER), Oscillography, Remote Setpoint Control
Product Structure Compact integrated enclosure, front panel with backlit LCD display and operation keys, side-mounted RS-485 interface, front panel-mounted RS-232 interface, clear terminal identification, industrial-grade protection design, color is Gray
Power Input 56-277VAC, 50-400Hz, 20AAC Single Phase, 11AAC Three Phase; Auxiliary Power Input 24/48VDC, 30W
Output Parameters Supports three output specifications: 32VDC@15ADC, 63VDC@15ADC, 125VDC@15ADC
Voltage Regulation Accuracy ±0.25%
Voltage Sensing Input 120/240/480/600VAC, 50/60Hz, <1VA per phase
Current Sensing Input 1 or 5AAC, 50/60Hz, <0.1VA per phase
Stability Selections 20 standard stability selections, 1 user-customizable stability selection
Communication Interfaces Front panel RS-232 (ASCII protocol), side RS-485 (Modbus protocol), maximum communication distance up to 1219 meters (4000 feet)
Remote Control Supports three remote setpoint control methods: contact input, ±10VDC or 4-20mA proportional control, RS-232/RS-485 communication input
Output Contact Rating 240VAC@7A
Input Contact Rating 12VDC, 5mA nominal
Metering Accuracy <1% metering accuracy for 12 generator parameters
Protection Functions 7 generator protection functions, including excitation limiters (minimum/maximum), stator current limiter, underfrequency compensation or V/HZ ratio limiter
Surge Resistance Complies with C37.90.1-1989 standard, with surge withstand and fast transient protection capabilities
System Compatibility Supports Windows configuration software (Best COMS), supports redundant configuration, compatible with DECS250 and other same-series products for upgrade and replacement
Safety Certifications UL Certified, CSA Certified, CE Certified, DNV Marine Certification
Maximum Power Consumption 30W (Auxiliary Power Supply)
Operating Temperature Range -20°C to +70°C
Storage Temperature Range -40°C to +85°C
Relative Humidity 5% to 95%, Non-Condensing
Protection Class IP20 (Complies with IEC 60529 Standard, Suitable for Cabinet Installation)
Mounting Method Cabinet embedded installation, supports mounting plate pre-installation, can be directly embedded into existing cabinets, adapting to standard mounting holes
Dimensions 146mm×190mm×254mm (Height×Width×Depth)
Weight Approximately 2.5kg
Product Performance
Adaptability Performance: Fully compatible with brushless synchronous motors and various synchronous generators, supports single unit and redundant installation configurations, can be directly embedded into existing cabinets without re-drilling, adapts to various power equipment such as steam turbines and gas turbines, seamlessly compatible with Windows configuration software, supports upgrade and replacement of same-series products, plug-and-play, high integration efficiency.
Control Performance: Adopting microprocessor design, voltage regulation accuracy up to ±0.25%, with true RMS sensing (single or three phase), integrated PWM power stage, which can effectively optimize system performance in non-linear load scenarios, supports soft start buildup and manual field current regulation, precise VAR and power factor control, meeting excitation control needs under different working conditions.
Safety Performance: Certified by UL, CSA, CE and other authoritative standards, complies with C37.90.1-1989 surge withstand standard, with 7 generator protection functions and various excitation limiters, which can effectively prevent generators from operating beyond the allowable range, and the exciter diode monitoring function can detect faults in a timely manner, ensuring the safety of equipment and personnel.
Communication and Operation Performance: Supports RS-232 and RS-485 dual communication interfaces, Modbus protocol enables long-distance communication, three remote setpoint control methods are flexible and convenient, the front panel backlit LCD display and operation keys can directly set parameters, and PC software configuration is also supported, with simple operation and convenient debugging.
Environmental and Durability Performance: Manufactured with industrial-grade high-stability components, it has strong anti-electromagnetic interference and anti-radio frequency interference capabilities, can operate continuously and stably for a long time in a wide temperature range of -20°C to +70°C and high humidity environments, with a sturdy structure, reliable terminal contact, long service life, and greatly reduces maintenance costs.
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