ABB DSAB-01C Thyristor Trigger Board

1. Basic Information

• Model: DSAB-01C
• Type: Thyristor Trigger Board / Pulse Control Module
• Brand: ABB
• Application: ABB drive systems, inverters, power converters, rectifiers

2. Key Functions

• Generates accurate gate trigger pulses for thyristors / SCRs
• Precise phase-angle control for power regulation and rectification
• Galvanic isolation between control logic and power stage
• Multi-channel pulse output for 1-phase or 3-phase power circuits
• Built-in over-current, over-voltage, fault detection and protection

3. Technical Specifications

• Power Supply: 24 V DC
• Output: Multi-channel isolated gate trigger pulses
• Isolation Voltage: 1500 Vrms
• Operating Temperature: -20°C ~ +70°C
• Dimensions: Approx. 120 × 80 × 20 mm
• Weight: Approx. 0.65 kg
• Certifications: CE, UL, CSA

4. Features

• High-precision phase control for stable power regulation
• Strong anti-interference performance with full galvanic isolation
• Comprehensive protection functions for reliable operation
• Compact industrial PCB module design
• Long service life under harsh industrial environments

5. Typical Applications

• ABB ACS series inverters and drives
• Industrial controlled rectifiers and power supplies
• Soft starters, voltage regulators, heating control systems
• Motor control, power conversion, renewable energy systems