CSB3/N3UBK is a 6 sq.mm stud type feed-through terminal block in black color, designed for secure and vibration-resistant electrical connections in industrial control panels, switchboards, automation systems, PLC panels, and power distribution applications. This terminal block is specially engineered for installations where electrical connections are exposed to vibration, mechanical stress, or heavy-duty industrial operating conditions.
Unlike conventional screw clamp terminal blocks, the CSB3/N3UBK uses a stud-type connection system, where the conductor is crimped with a ring or fork lug and securely fixed onto the terminal stud using a nut. This creates a stronger and more dependable electrical connection, reducing the possibility of loose wires during long-term operation. Because of this design, it is widely preferred in industrial machinery, OEM panel manufacturing, machine control circuits, and power distribution systems where stable electrical continuity is critical.
The black color coding makes this terminal block suitable for special circuit identification and organized panel wiring. Color-coded terminal blocks help panel builders and electricians identify circuits quickly during installation, servicing, and troubleshooting, improving safety and maintenance efficiency. The compact DIN rail mountable design also saves panel space while maintaining high performance in demanding electrical applications.
Manufactured with high-grade polyamide insulating housing, the CSB3/N3UBK provides excellent thermal resistance, electrical insulation, and mechanical durability. The terminal can be operated using a screwdriver or nut driver, making installation and maintenance simple and efficient. It also supports cross connection through shorting links, adding flexibility in industrial wiring applications. Because of its rugged construction and secure stud-type connection, the CSB3/N3UBK is widely used in switchgear panels, automation systems, process industries, electrical control panels, and industrial machinery wiring applications.
| Parameter | Specification |
|---|---|
| Product Code | CSB3/N3UBK |
| Product Type | Stud Type Feed Through Terminal Block |
| Color | Black |
| Rated Voltage | 1000 V / 1100 V |
| Rated Current | 41 A |
| Conductor Capacity | 0.5 – 6 mm² |
| AWG Range | 22 – 8 AWG |
| Stud Size | M3 |
| Connection Type | Stud Connection |
| Operation | Screwdriver / Nut Driver |
| Tightening Torque | 0.5 Nm |
| Mounting Type | DIN 32 / DIN 35 / DIN 35-15 Rail |
| Wire Entry | Side Entry |
| Housing Material | Polyamide |
| Rated Surge Voltage | 8 kV |
| Pollution Degree | 3 |
| Width | 9 mm |
| Length | 49 mm |
| Height (DIN 35x7.5 Rail) | 37.9 mm |
| Height (DIN 35x15 Rail) | 45.4 mm |
| Height (DIN 32 Rail) | 43 mm |
| Product Function | Feed Through Terminal Block |
CSB3/N3UBK is commonly used in:
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