CSB3/N3ULY is a yellow stud type feed through terminal block with long stud design specially developed for industrial electrical applications where lug-based conductor termination, secure mechanical conductor locking, and reliable current transfer in vibration-prone environments are required. In switchboards, electrical control panels, PLC cabinets, industrial automation systems, machine control assemblies, and power distribution applications, certain wiring systems require stronger conductor retention than conventional clamp-type terminals.
The CSB3/N3ULY is specifically used in applications where wires terminated with ring lugs or fork lugs need to be mounted securely on an M3 stud connection to ensure a stable electrical path and mechanical conductor retention. The long stud design provides better conductor accessibility and easier tightening during installation, especially in compact electrical panel layouts. This makes installation faster and safer for technicians.
Unlike conventional screw clamp terminals, this stud-type terminal block provides heavy-duty conductor locking, making it ideal for industrial applications exposed to continuous vibration, mechanical movement, or harsh operating conditions.
The yellow housing also offers an additional visual identification advantage and is commonly used in industrial electrical systems for special circuit grouping, caution circuits, dedicated wiring sections, and maintenance reference terminal identification, helping engineers quickly identify specific circuit sections during servicing.
The CSB3/N3ULY operates using a stud-based feed through conductor connection system, where a conductor terminated with a ring lug or fork lug is mounted over the M3 long stud and securely tightened using a nut.
Its working design provides:
The long stud barrel design improves conductor handling and installation convenience while maintaining strong mechanical wire retention. This makes the terminal block highly suitable for industrial electrical systems where conductor stability is critical.
The yellow housing improves visual recognition of dedicated or caution-related terminal sections inside industrial electrical panels.
Safety advantages include:
This helps technicians identify special conductor sections quickly and safely.
Yellow terminal blocks are commonly used for:
This improves organized electrical panel management.
The CSB3/N3ULY is manufactured using flame-retardant polyamide insulated housing with industrial-grade conductive stud connection hardware, designed for demanding industrial electrical environments.
Construction advantages include:
Its rugged construction ensures dependable electrical performance in industrial heavy-duty wiring applications.
Using CSB3/N3ULY improves electrical panel layout by creating secure and organized lug-based conductor connections.
Benefits include:
| Parameter | Specification |
|---|---|
| Product Code | CSB3/N3ULY |
| Product Type | Stud Type Feed Through Terminal Block (Long Stud) |
| Color | Yellow |
| 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 | Flame Retardant Polyamide |
| Rated Surge Voltage | 8 kV |
| Pollution Degree | 3 |
| Length | 49 mm |
| Thickness | 9 mm |
| Electrical Function | Feed Through Terminal Block |
| Mechanical Strength | High |
| Industrial Use | PLC Panels, Switchboards, Heavy Duty Wiring |
Provides easier conductor access during installation.
Strong stud locking for heavy-duty conductor termination.
Supports stable current transfer.
Ideal for vibration-prone industrial wiring.
Yellow housing supports caution circuit identification.
Built for demanding industrial environments.
Improves secure and organized panel layouts.
CSB3/N3ULY is widely used in:
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