CSN4U Stud Type Terminal Block is used in industrial electrical applications where secure high-current wire termination, vibration-resistant electrical connection, and lug-based conductor mounting are required. It is specially designed for applications where conductors are terminated using ring type or fork type lugs and fixed securely using an M4 stud connection. This makes it ideal for industrial control panels, switchgear assemblies, power distribution systems, transformer panels, and machine wiring applications where reliable mechanical and electrical termination is essential.
CSN4U works as a feed-through stud type terminal block where the conductor is first crimped with a ring or fork lug and then mounted onto the flat conductive current bar using an M4 stud screw and nut arrangement. This creates a strong mechanical and electrical connection that resists loosening under vibration and mechanical stress. Cross connection can also be achieved using compatible shorting links, making it suitable for commoning and structured circuit wiring in industrial applications.
CSN4U improves electrical safety by providing a secure lug-based stud connection, reducing the risk of loose wiring in vibration-prone industrial environments. Its structured terminal design improves wiring organization and makes circuit maintenance easier. Protective covers can also be used to fully shroud live parts, improving operator safety in industrial panel applications.
CSN4U is manufactured using high-quality Polyamide insulated housing that provides excellent electrical insulation, heat resistance, and strong mechanical durability. Its M4 stud connection system and flat conductive current bar ensure secure wire holding and low resistance current transfer. The rugged industrial-grade construction makes it suitable for demanding electrical applications with vibration, heat, and mechanical stress.
Using CSN4U improves panel wiring by creating a secure and organized lug-based terminal connection system. It reduces the chances of loose conductor terminations, improves maintenance accessibility, and supports structured wiring in industrial electrical panels. DIN rail mounting also helps save panel space and creates a cleaner professional wiring layout.
| Specification | Details |
|---|---|
| Model Number | CSN4U |
| Product Type | Stud Type Terminal Block |
| Connection Type | Stud / Busbar / Bolt |
| Product Function | Feed Through |
| Rated Voltage (IEC) | 1000 V |
| Rated Current (IEC) | 57 A |
| Rated Voltage (UL/CSA) | 600 V |
| Rated Current (UL/CSA) | 65 A |
| Conductor Size Stranded | 1.5 – 10 mm² |
| Twin Conductor Capacity | 1.5 – 10 mm² |
| AWG Range | 22 – 6 AWG |
| Stud Size | M4 |
| Tightening Torque | 1.2 Nm |
| Wire Entry Orientation | Side Entry |
| Housing Material | Polyamide |
| Rated Surge Voltage | 8 kV |
| Pollution Degree | 3 |
| Width (Thickness) | 17 mm |
| Length | 50 mm |
| Height (DIN 32 Rail) | 46.3 mm |
| Height (DIN 35 x 15 Rail) | 48 mm |
| Height (DIN 35 x 7.5 Rail) | 40.7 mm |
| Mounting Type | DIN 32 / DIN 35 / DIN 35-15 Rail |
| Operation Type | Nut Driver Operated |
| Colour | Grey |
| Standard Pack | 100 Nos |
CSN4U is widely used in:
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