ZHEJIANG SIPUN ELECTRIC CO LTD proudly presents the SUK-2.5/3-3, a specialized screw-type terminal block designed specifically for signal initiation and actuator control in automation systems. Combining robust construction with intelligent features, this product sets new standards for reliability and functionality in industrial applications.
1. Key Features & Technical Specifications
- Electrical Performance:
- Rated Parameters: Supports 250V voltage and 24A current, ideal for control circuits and low-power distribution
- Wire Compatibility: Accommodates 2.5mm² conductor cross-sections for secure connections
- LED Indication: Optional LED status module provides real-time circuit monitoring (power on/off, fault detection)
- Durable Construction:
- Screw Mechanism: Anti-corrosion treated brass screws ensure stable clamping force
- Contact Plates: High-purity red copper for optimal conductivity
- Insulation Material: Flame-retardant PA66 (UL94-V0 certified) housing
2. Modular Design & Compatibility
- Flexible Configuration:
- Stackable Design: Enables multi-layer PCB mounting
- Accessory Compatibility: Works with standard FBS connectors (ST2/ST3 series compatible)
- User-Friendly Features:
- Tool-Free Installation: Simplified clamping mechanism
- Modular LED: Retrofittable without disassembly
3. Primary Applications
As an Initiator/Actuator Terminal Block, SUK-2.5/3-3 excels in:
- Industrial Automation
- Sensor signal transmission (proximity switches, photoelectric sensors)
- Actuator control (solenoid valves, small motors)
- Example: Material sorting systems in automated production lines
- Safety Circuits
- Emergency stop buttons
- Safety door switches
- Status monitoring via LED
- Building Automation
- Lighting control systems
- HVAC actuators
- Energy management devices
- Mobile Equipment & Robotics
- End-effector connections
- AGV control modules
- Core Applications & Typical Use Cases
As a specialized Initiator/Actuator Terminal Block, the SUK-2.5/3-3 is specifically designed for critical signal acquisition and control execution in automation systems. Below are its primary application scenarios:
Industrial Automation & Sensor Systems
• Sensor Signal Triggering: Connects photoelectric sensors, proximity switches, temperature sensors, etc., ensuring stable signal transmission to PLCs or controllers
• Actuator Control: Drives solenoid valves, pneumatic cylinders, small motors and other actuators for precise start/stop control of mechanical movements
• Typical Case: Material sorting systems in automated production lines, where sensor signals trigger sorting robotic arms
Safety Interlocking & Emergency Control
• Safety Circuit Integration: Incorporated into emergency stop buttons, safety door switches and other safety device circuits to ensure rapid signal response
• Status Indication: Real-time display of safety circuit status via LED modules enables quick fault diagnosis
Smart Building & Equipment Control
• Lighting & HVAC Control: Connects lighting triggers and temperature control actuators in building automation systems to support remote command execution
• Energy Management: Integrated with smart meters or energy monitoring modules for data acquisition and equipment coordination
Mobile Equipment & Robotics
• Robotic End Effectors: Provides compact and reliable electrical connections for collaborative robot grippers and rotary joints
• AGV Control Modules: Links navigation sensors with drive motors to ensure stable signal transmission for mobile equipment
- Functional Advantages & Scenario Adaptability
• High-Sensitivity Signal Transmission: Red copper contact plates with low-resistance design ensure integrity and anti-interference capability for weak sensor signals
• Rapid Response & Control: Screw-clamping technology provides stable current transmission to support instantaneous actuator operation requirements
• Space Optimization: Compact stacked design (only 18mm width for 3-position) suits high-density control cabinet layouts, such as robot control boxes and distributed I/O modules
• Maintenance-Friendly: LED status indication and tool-free wiring design significantly reduce equipment commissioning and troubleshooting time
Product Summary
The SUK-2.5/3-3 is not just a universal terminal block, but a core interface in automation signal chains. Its optimized design for Initiator/Actuator scenarios addresses pain points in signal integrity, space occupation and maintenance efficiency found in traditional terminal blocks, making it particularly suitable for:
• Smart manufacturing equipment requiring high-frequency signal triggering
• Interlock systems with stringent safety and response speed requirements
• Space-constrained mobile equipment or embedded controllers
With modular LED expansion and ST2/ST3 series compatibility, users can quickly build flexible and visual control systems.
Post time: Apr-14-2025