Brand:ABB PLC Item No.:1SFB536268D1007 Product Origin:Sweden (SE) Product Dimensions:280 × 40 × 100 mm Product Weight:0.6 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The ABB 1SFB536268D1007 Soft Start Control Board is an electronic control component intended for compatible ABB soft-starter systems. Within a soft starter, the control board serves as the coordination layer between operating commands, monitoring functions, protective logic, and the semiconductor power section responsible for controlling motor voltage.
Soft starters are widely used when conventional direct-on-line starting creates undesirable electrical or mechanical effects. Large motors can draw substantial starting current, while connected machinery may experience an abrupt torque response. A properly configured soft starter provides a more controlled transition from standstill to normal operation.
The control board is central to this process. It must correctly interpret start and stop commands, monitor operating conditions, and coordinate the power section according to the configured starting strategy. A malfunctioning board can therefore affect the entire starter even when the motor and incoming electrical supply remain healthy.
For maintenance teams, the 1SFB536268D1007 can be an important replacement component when repairing compatible ABB soft-starter equipment. However, control-board replacement should be approached carefully. The exact starter model, hardware configuration, connector arrangement, and control requirements should be confirmed before the original board is removed.
Following installation, a controlled commissioning sequence is recommended. Verifying the control wiring first and then testing the starter under controlled conditions helps reduce the risk of introducing a second fault during the repair process.
Technical Specifications
Parameter
Specification
Brand
ABB
Part Number
1SFB536268D1007
Product Type
Soft Start Control Board
Application
Soft Starter Control
Primary Function
Soft-Start Electronic Control
Typical Equipment
ABB Industrial Soft Starters
Typical Applications
Pumps, Fans, Compressors, Conveyors and Process Machinery
Control Functions
Motor Start, Stop, Monitoring and Protection Coordination
Dimensions
280 × 40 × 100 mm
Weight
0.60 kg (1.32 lb)
The board has dimensions of 280 × 40 × 100 mm and a specified weight of 0.60 kg (1.32 lb). These characteristics make the component relatively straightforward to handle during planned maintenance or control-board replacement.
The physical dimensions alone should not be used to identify a replacement. Electronic control boards can have similar housings while differing in firmware, connector assignments, control functions, or compatibility. The complete 1SFB536268D1007 part number should therefore be checked before procurement and installation.
Recommended Related Models
Model
Product Type
Typical Application
ABB PSR
Soft Starter
Compact motor starting
ABB PSS
Soft Starter
Industrial soft-start applications
ABB PSE
Soft Starter
General-purpose motor starting
ABB PSTB
Soft Starter
Heavy-duty motor applications
ABB PSTX
Soft Starter
Advanced industrial motor control
These ABB soft-starter families are related products for industrial motor-starting applications. The correct control board or complete starter should always be selected according to the exact equipment configuration and motor requirements.
Popular Related Models
Model
Product Type
Typical Use
ABB PSR
Soft Starter
Compact motor-control systems
ABB PSS
Soft Starter
Industrial soft-start applications
ABB PSE
Soft Starter
Standard motor starting
ABB PSTB
Soft Starter
High-demand motor starting
ABB PSTX
Soft Starter
Advanced soft-start and motor-control systems
When replacing a control board in an existing ABB soft starter, matching the complete part number is critical. The starter model, board revision, control architecture, connector arrangement, and application settings should all be verified before commissioning to ensure reliable operation.
Applications
The ABB 1SFB536268D1007 Soft Start Control Board is a control-system component used within compatible ABB soft-starter equipment. It is responsible for coordinating electronic control functions that allow the soft starter to manage motor starting, stopping, monitoring, and protective responses.
The board is suited to industrial motor-control applications where reducing the electrical and mechanical impact of starting is important.
Typical applications include:
Industrial pump systems
Centrifugal and axial fans
Air compressors
Conveyors and material-handling systems
HVAC motor systems
Water and wastewater equipment
Process machinery
Production-line motors
Industrial ventilation systems
Soft-starter repair and refurbishment projects
In these applications, the control board works as part of the overall soft-starter architecture rather than as an independent motor controller. Correct communication between the control electronics and the power section is essential for reliable operation.
Advantages
The 1SFB536268D1007 is a specialized replacement component for compatible ABB soft-start systems. Its value is most apparent in maintenance situations where a failed control assembly needs to be restored without replacing an entire soft starter.
Accurate Soft-Start Control
The control board coordinates the electronic functions required for controlled motor acceleration and stopping, helping the soft starter perform its intended operating sequence.
Supports Reduced Mechanical Stress
Controlled starting helps minimize abrupt torque changes in driven equipment. This is especially useful for pumps, conveyors, compressors, and other machinery with mechanically sensitive drive systems.
Helps Manage Motor Starting Conditions
The soft-starter control architecture can regulate the starting process and respond to abnormal conditions before they develop into more serious equipment problems.
Designed for Industrial Service
The board is intended for use within industrial soft-starter assemblies, making it suitable for demanding motor-control environments where reliable operation is essential.
Efficient Maintenance Replacement
Replacing the defective control board can provide a cost-effective repair approach when the rest of the soft-starter assembly remains serviceable.
Compact and Lightweight
The board measures 280 × 40 × 100 mm and has a specified weight of 0.60 kg (1.32 lb), making it convenient to handle during service work.
Technical FAQs
1. What is the ABB 1SFB536268D1007 used for?
It is a Soft Start Control Board designed for use within compatible ABB soft-starter equipment. It performs electronic control functions associated with motor starting and soft-starter operation.
2. What role does the control board play in a soft starter?
The control board processes operating commands and coordinates the control functions that manage the soft starter's power section, monitoring functions, and protective responses.
3. Why use a soft starter instead of direct-on-line starting?
Direct-on-line starting can create high inrush current and an abrupt mechanical torque response. A soft starter provides controlled acceleration, which can reduce electrical and mechanical stress during startup.
4. Can this board be used with any ABB soft starter?
No. Control boards are equipment-specific components. The complete part number and the corresponding soft-starter model must be verified before installation.
5. What symptoms can indicate a defective soft-start control board?
Possible symptoms include failure to respond to start commands, abnormal diagnostic indications, unexpected trips, communication problems within the starter, or an incorrect starting sequence. These symptoms can also originate from other parts of the system.
6. What should be checked before replacing the board?
Technicians should verify the incoming control power, soft-starter model, connectors, wiring, diagnostic information, control signals, and related power-section conditions before concluding that the board itself has failed.
7. Can incorrect wiring damage a replacement control board?
Yes. Incorrect connections can expose electronic circuits to unsuitable voltage or polarity conditions. Existing wiring should be documented and verified against the equipment documentation before energizing the replacement.
8. Why might a motor still fail to start after the control board is replaced?
The problem may be caused by motor wiring, incoming power, protection settings, missing control signals, a defective power section, configuration issues, or a motor fault. Replacing the board does not automatically eliminate faults elsewhere in the starter.
9. How should a replacement board be commissioned?
After installation, verify connectors and wiring, confirm the soft-starter configuration, check protection parameters, and perform a controlled start test. Motor current and acceleration behavior should be monitored during the test.
10. What is the best troubleshooting approach when the soft starter trips immediately?
First identify the exact fault indication. Then check the incoming supply, phase connections, motor condition, control signals, programmed parameters, and protection functions. This helps distinguish a control-board issue from a power or motor-side fault.
