1 PCS USED ABB Excitation Module DCF803-0050 #LYQ007
1 PCS USED ABB Excitation Module DCF803-0050 #LYQ007
1 PCS USED ABB Excitation Module DCF803-0050 #LYQ007
Part Number: DCF803-0050; Model: DCF803-0050; Product Name: Industrial Excitation Module
Brand: ABB (A World-Leading Provider of Power and Automation Technologies)
Product Status: Mass Production Unit; Product Category: Industrial Grade Excitation Module, Optimized for AC Motor and Generator Excitation Control
Core Application: Specifically designed for excitation control of medium and small-sized generators, motors, and electrical equipment in industrial fields such as power generation, metallurgy, petroleum, chemical, and water treatment. It provides stable excitation current and voltage regulation to ensure reliable operation and energy efficiency of electrical equipment.
Core Features: High-Precision Excitation Regulation; Wide Voltage Adaptability; Strong Anti-Interference Performance; Industrial-Grade Circuit Design; Seamless Integration with ABB AC800M, AC500 PLC and DCS Systems; Comprehensive Protection Functions; Software Configurable Parameters.
2. Core Performance Specifications (Ta = 25℃, Unless Otherwise Specified)
2.1 Electrical Performance Parameters
Excitation Output Type: DC Continuous Output; Rated Excitation Current: 50A (Continuous Operation); Peak Excitation Current: 100A (10s Duration);
Rated Excitation Voltage: DC 0-220V (Adjustable); Voltage Regulation Accuracy: ±0.5% Full Scale; Current Regulation Accuracy: ±0.3% Full Scale; Response Time: ≤50ms (Step Signal Response);
Input Signal: 4-20mA Analog Input (Control Signal), Digital Input (Start/Stop, Fault Reset); Input Impedance: 250Ω (for 4-20mA Signal); Control Precision: 0.1% of Full Scale.
2.2 Communication & Control Parameters
Communication Interface: 1 × RS485 Port (Modbus RTU Protocol), 1 × Ethernet Port (Profinet Optional); Baud Rate: 9600 - 115200 bps (RS485, Configurable via Software); Data Bits: 8 Bits; Parity Check: None/Even/Odd (Selectable); Stop Bits: 1/2 (Selectable);
Control Mode: Local Manual Control (via Panel Buttons), Remote Control (via PLC/DCS), Automatic Regulation Mode; Status Indication: LED Indicators (Power On: Green, Fault: Red, Running: Yellow); Configuration: Software Configurable (via ABB Control Builder Plus); Address Setting: DIP Switch or Software Configurable (Address Range: 1 - 247).
2.3 Protection Functions
Over-Current Protection: Adjustable Trigger Threshold (110%-150% Rated Current), Trip Time: ≤100ms; Over-Voltage Protection: Adjustable Trigger Threshold (110%-130% Rated Voltage), Trip Time: ≤50ms; Under-Voltage Protection: 85% Rated Input Voltage, Alarm Output;
Over-Temperature Protection: Trigger Threshold: 85℃ (Module Internal), Automatic Current Limiting; Short-Circuit Protection: Instantaneous Trip (Output Short-Circuit), Self-Recovery After Fault Removal; Reverse Polarity Protection: Power Input Reverse Polarity Protected, No Component Damage.
3. Hardware Configuration & Power Supply
3.1 Power Supply Parameters
Power Supply Source: Three-Phase AC Input; Power Supply Voltage: AC 380V ±10% (50/60Hz); Power Consumption: ≤500W (Typical, Full Load); ≤800W (Peak);
Power Interface: Industrial-Grade Terminal Block (Screw Type); Power Ripple: ≤1% (Rated Voltage Input); Power-On Delay: ≤3s; Standby Power Consumption: ≤50W @ Rated Input Voltage.
3.2 Mechanical & Installation Parameters
Dimensions (W × H × D): 120mm × 220mm × 180mm (Housing); Mounting Type: DIN Rail Mounting (35mm Standard DIN Rail, Per EN 50022) or Panel Mounting;
Connector Type: Signal Input/Output: Industrial Terminal Block (Screw Type); Communication Port: Plug-in Connector (M12 for RS485); Weight: ≤2.5kg (Net Weight); Installation Direction: Vertical (Recommended); Housing Material: High-Strength Sheet Metal, Anti-Corrosion Treatment.
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