Product Description
The CYDLGF4 is a high-quality industrial feed-through terminal block designed for secure, stable, and efficient electrical wiring in control panels and automation systems.
It is engineered to provide safe electrical connections, low contact resistance, and long-term durability in demanding industrial environments such as manufacturing plants, machinery control systems, PLC panels, and electrical distribution boards.
The CYDLGF4 is part of a modular terminal system that allows easy installation, flexible wiring, and compact panel design, making it highly suitable for modern industrial electrical infrastructure.
Working Principle
The CYDLGF4 functions as a pass-through electrical connector, enabling current or signal flow from one side of the terminal to the other through a secure internal conductive path.
When a conductor is inserted and tightened, the internal metal clamp ensures firm mechanical grip and stable electrical contact, minimizing energy loss and preventing loosening due to vibration.
This design ensures safe, continuous electrical transmission even in harsh industrial environments.
Key Features
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High-quality industrial feed-through terminal block
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Strong and stable electrical connection system
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Compact DIN rail mounting design
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Flame-retardant and durable housing material
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High vibration resistance for industrial environments
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Low contact resistance for efficient performance
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Easy installation and wiring system
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Modular expandable design
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Safe operation under continuous load
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Suitable for automation and control systems
Technical Specifications
General Information
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Model: CYDLGF4
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Product Type: Industrial Feed-Through Terminal Block
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Application: Electrical connection in control panels and automation systems
Electrical Specifications
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Rated Voltage: Up to 800V AC/DC
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Rated Current: 32A (depending on conductor size and installation conditions)
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Impulse Withstand Voltage: 8kV
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Overvoltage Category: III
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Pollution Degree: 3
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Frequency: 50/60 Hz
Conductor Specifications
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Solid Conductor Range: 0.5 mm² to 6 mm²
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Stranded Conductor Range: 0.5 mm² to 4 mm²
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Flexible Conductor: Supported with ferrule
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Connection Type: Screw clamp feed-through system
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Wire Entry: Front entry wiring
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Stripping Length: 8–10 mm
Mechanical Specifications
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Mounting Type: DIN Rail 35 mm (NS 35 standard)
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Housing Material: Polyamide PA66 (Flame Retardant)
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Flammability Rating: UL94 V0 equivalent
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Contact Material: High-conductivity copper alloy
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Design Type: Modular, stackable structure
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Color: Grey / Blue industrial standard
Environmental Specifications
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Operating Temperature: -40°C to +85°C
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Continuous Operation Temperature: Up to +70°C
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Storage Temperature: -40°C to +90°C
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Humidity Resistance: Suitable for industrial environments
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Vibration Resistance: High resistance for machinery use
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Corrosion Resistance: Standard industrial protection level
Safety Features
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High dielectric insulation strength
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Flame-retardant housing for fire safety
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Secure screw clamp connection system
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Short-circuit resistant construction
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Finger-safe design concept
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IEC-style industrial safety compliance
Design Features
The CYDLGF4 is designed with a compact modular architecture, allowing multiple terminals to be installed side-by-side on a DIN rail without losing wiring space efficiency.
Its screw clamp mechanism ensures strong mechanical grip and consistent electrical contact pressure, even under vibration and thermal stress.
The housing is made from high-grade flame-retardant material, ensuring maximum safety inside electrical control cabinets.
Applications
The CYDLGF4 is widely used in various industrial and commercial applications:
1. Industrial Automation
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PLC control panels
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Machine automation systems
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Robotics wiring systems
2. Electrical Distribution
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Power distribution boards
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Control cabinets
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Sub-panel wiring systems
3. Manufacturing Industry
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Production line machinery
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Motor control centers (MCC)
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Process control equipment
4. Infrastructure Systems
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HVAC control panels
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Building automation systems
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Utility control systems
5. Electrical Engineering Systems
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Signal distribution systems
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Instrumentation wiring
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Control circuit interconnections
Advantages
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Ensures stable and reliable electrical connection
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Reduces wiring failures in industrial environments
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High durability under continuous operation
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Easy installation and replacement
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Space-saving modular design
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Improves panel wiring efficiency
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Resistant to vibration and mechanical stress
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Long operational life with minimal maintenance
Installation Guidelines
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Mount on standard 35 mm DIN rail
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Ensure correct conductor stripping length before insertion
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Tighten screws properly to recommended torque
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Avoid overloading beyond rated conductor capacity
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Maintain proper spacing in control panels
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Use end clamps for secure terminal positioning
Maintenance Guidelines
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Periodically check screw tightness
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Inspect for dust or contamination buildup
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Ensure proper ventilation inside panel
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Replace damaged terminals immediately
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Suitable for low-maintenance long-term operation
Engineering Summary
The CYDLGF4 is a robust industrial feed-through terminal block designed for safe and efficient electrical wiring in control panels and automation systems. Its strong construction, high insulation performance, and modular design make it ideal for modern industrial applications requiring reliability and safety.
