CSB3/N3UBU is a 6 sq.mm stud type feed-through terminal block in blue color, specially designed for applications where electrical connections require extra mechanical security, stable conductor holding, and vibration-resistant performance. This terminal block is widely used in industrial control panels, automation systems, switchgear assemblies, machine wiring circuits, and power distribution boards where dependable electrical continuity is critical.
Unlike standard clamp-type terminals, the CSB3/N3UBU uses a stud-based connection system, allowing conductors terminated with ring or fork lugs to be mounted securely using a nut-tightened stud arrangement. This connection style offers superior resistance against wire loosening caused by vibration, shock, or continuous industrial operation, making it ideal for critical electrical installations.
The blue housing color provides an additional benefit in organized panel wiring by supporting neutral circuit identification, dedicated signal line marking, or circuit grouping. In complex control panels, color-coded terminals improve wiring clarity and reduce troubleshooting time, helping electricians and maintenance engineers identify connections quickly and accurately.
This terminal block is manufactured using high-strength insulated engineering material, designed to withstand industrial heat, mechanical stress, and electrical load conditions. Its compact DIN rail compatible design ensures easy installation while maintaining safe and professional panel layouts.
Because of its stud connection reliability, compact industrial design, and secure electrical performance, the CSB3/N3UBU is widely used in process control systems, OEM machinery panels, industrial automation, electrical switchboards, and heavy-duty power control applications.
| Parameter | Specification |
|---|---|
| Product Code | CSB3/N3UBU |
| Product Type | Stud Type Feed Through Terminal Block |
| Color | Blue |
| 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 System | Stud Connection |
| Operation | Screwdriver / Nut Driver |
| Tightening Torque | 0.5 Nm |
| Mounting Style | 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 |
| Electrical Function | Feed Through Terminal Block |
CSB3/N3UBU is widely used in:
Stud connection design provides stronger conductor holding compared to conventional clamp terminals.
Perfect for machinery and industrial environments where wire loosening can occur.
Blue housing supports neutral or dedicated circuit recognition.
Slim DIN rail design saves valuable installation space.
Provides stable and dependable current transfer for critical circuits.
Built for long-term use in harsh industrial operating conditions.
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