CYK2.5 is a disconnect / knife disconnect terminal block specially designed for industrial electrical systems where safe circuit isolation, testing access, signal interruption, and controlled electrical disconnection are required. In PLC panels, control cabinets, instrumentation systems, automation assemblies, machine control circuits, and industrial switchboards, engineers often need a terminal point where a circuit can be disconnected temporarily for maintenance, testing, troubleshooting, or calibration without removing field wiring.
The CYK2.5 solves this requirement by providing a built-in disconnecting knife mechanism inside the terminal block. This allows technicians to open or isolate a circuit safely while keeping the conductors fixed in place. Unlike normal feed-through terminal blocks, this terminal is specially used where controlled circuit interruption is essential.
It is commonly used in instrumentation loops, signal circuits, control systems, test points, and maintenance-sensitive electrical installations where circuit isolation improves safety and reduces downtime.
The disconnect terminal design makes maintenance work faster, safer, and more organized by eliminating the need to physically remove wires during testing or servicing.
The CYK2.5 works as a knife disconnect terminal block, where conductors remain securely clamped while an internal disconnecting knife opens or closes the electrical path.
Its working design provides:
The built-in disconnecting mechanism allows technicians to isolate the circuit without disturbing conductor terminations, improving servicing efficiency and electrical safety.
This creates a secure and professional circuit testing solution in industrial electrical systems.
The CYK2.5 improves electrical safety by allowing safe circuit isolation during maintenance and troubleshooting.
Safety advantages include:
Disconnect terminals help technicians work safely without disturbing wiring.
The disconnect knife mechanism provides several industrial advantages.
Benefits include:
This makes CYK2.5 highly useful in maintenance-sensitive electrical systems.
The CYK2.5 is manufactured using flame-retardant engineering polyamide insulation with precision conductive disconnect hardware, designed for industrial electrical environments.
Construction advantages include:
Its rugged construction ensures dependable electrical performance in industrial control systems.
Using CYK2.5 improves panel layout by creating dedicated disconnecting points for testing and maintenance.
Benefits include:
| Parameter | Specification |
|---|---|
| Product Code | CYK2.5 |
| Product Type | Knife Disconnect Terminal Block |
| Rated Voltage | 800 V |
| Rated Current | 24 A |
| Conductor Capacity | 0.2 – 2.5 mm² |
| AWG Range | 24 – 12 AWG |
| Connection System | Screw Clamp |
| Disconnect Type | Knife Disconnect |
| Mounting Style | DIN 35 / DIN 35-15 Rail |
| Wire Entry | Side Entry |
| Operation | Screwdriver Operated |
| Housing Material | Flame Retardant Polyamide |
| Rated Surge Voltage | 8 kV |
| Pollution Degree | 3 |
| Electrical Function | Circuit Isolation / Disconnect Terminal |
| Installation Type | Screw Tightening |
| Mechanical Strength | High |
| Industrial Use | PLC Panels, Instrumentation, Control Systems |
Allows quick electrical disconnection during maintenance.
Disconnect knife isolates circuit while conductors remain fixed.
Improves testing and maintenance efficiency.
Screw clamp design ensures reliable wire holding.
Supports organized panel installation.
Built for demanding industrial electrical use.
Creates safe and structured disconnect points.
CYK2.5 is widely used in:
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