Description
Allen-Bradley 80190-440-03 SMC-Flex Soft Starter Gate Drive Interface Board
Allen-Bradley 80190-440-03 is a dedicated SCR gate drive interface PCB developed for Rockwell SMC-Flex Bulletin 150 soft starter series, acting as the core signal bridge between main control logic and power SCR rectifier units for heavy-duty AC motor soft starting control. This Allen-Bradley 80190-440-03 transmits isolated firing trigger signals to silicon controlled rectifiers, collects real-time thermal, current and fault feedback data, and supports multiple soft start modes including ramp start, pump control and kickstart to eliminate motor startup shock. As a critical maintenance spare part of Allen-Bradley motor control hardware, 80190-440-03 adopts industrial anti-interference circuit design and plug-in rack mounting, widely used in water pump, fan, compressor and conveyor motor soft starter cabinets across heavy industrial fields.
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Basic Procurement Parameters
- Brand: Allen-Bradley (Rockwell Automation)
- Model: 80190-440-03
- Availability: New original surplus stock, fully tested refurbished boards available
- Delivery Time: 1–3 working days for in-stock items; 4–6 weeks for factory backorders
- Guarantee: 12-month full warranty after shipment
- Condition: Factory sealed brand new / Refurbished with complete bench testing
- Compatible Device: SMC-Flex Bulletin 150 soft starter (400V–600V voltage class)
- Core Function: SCR gate pulse drive, multi-channel fault signal collection
- Control Power: 24V DC auxiliary supply
- Signal Isolation: High voltage pulse isolation transformer built-in
- Diagnostic Features: On-board status & fault LED indicator lights
- Monitored Signals: Power bridge temperature, output current, SCR abnormal feedback
- Operating Temperature: -10°C ~ +60°C cabinet ambient
- Storage Temperature: -40°C ~ +85°C
- Overall Size: 125mm × 102mm × 38mm
- Net Weight: 0.43kg
- Mounting: Standard plug-in PCB for soft starter internal rack
- Certifications: UL, CE industrial safety certification
- Supported Starting Modes: Soft ramp, pump curve start, kickstart overload startup
Key Features & Advantages
- Isolated SCR gate drive circuit with stable pulse output, achieves smooth motor soft start and reduces mechanical impact on transmission equipment
- Integrated multi-dimensional fault monitoring function, real-time feedback of overheat, overcurrent and power component faults for rapid system protection trip
- Independent replaceable single board design, no need to replace the whole soft starter during equipment maintenance, greatly lowering maintenance cost and downtime
Industry Application Scenarios
- Water treatment industry: Large centrifugal water pump and sewage pump soft start control cabinets
- HVAC & ventilation: Industrial exhaust fans, air blower and cooling tower fan motor control
- Mining & metallurgy: Mine conveyor belts, material lifting equipment and heavy-duty compressors
- Chemical & power plants: Circulation pumps, induced draft fans and large rotating motor soft starting systems
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