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1sna168562r0300 – cartridge fuze 6,3×31,5 16a
TE Connectivity 1SNA168562R0300 FU633-16A is a fast-acting 16 A, 500 V cylindrical glass cartridge fuse in a nominal 6.3 x 31.5 mm format for compatible industrial circuit-protection applications.
£0.873
Why Choose the TE Connectivity 1SNA168562R0300 FU633-16A Cartridge Fuse?
The TE Connectivity 1SNA168562R0300, designated FU633-16A, is a compact 16 A cylindrical glass cartridge fuse designed for overcurrent protection in compatible industrial fuse holders and terminal block assemblies. Part of the established TE Connectivity / Entrelec range, it provides replaceable circuit protection for electrical control, automation and power distribution applications.
The FU633-16A uses a nominal 6.3 × 31.5 mm cartridge format, commonly specified as approximately 6.3 × 32 mm or 1/4 × 1-1/4 inch. Its compact cylindrical construction makes it suitable for compatible industrial fuse terminal blocks where circuit protection needs to be integrated into an organised panel installation.
With a rated current of 16 A and rated voltage of 500 V, the FU633-16A has a fast-acting (F) characteristic. Its glass cartridge construction provides straightforward visual inspection and a convenient replaceable format for servicing industrial electrical equipment.
Key Advantages
- 16 A rated cartridge fuse for industrial overcurrent protection.
- 500 V rated voltage for compatible electrical circuits.
- Compact 6.3 × 31.5 mm nominal cartridge format.
- Fast-acting (F) characteristic provides rapid response to excessive current.
- Glass fuse construction allows convenient visual inspection.
- Replaceable cartridge format simplifies servicing and routine maintenance.
Key Features
- TE Connectivity / Entrelec FU633 fuse.
- FU633-16A product designation.
- 16 A rated current.
- 500 V rated voltage.
- 6.3 × 31.5 mm nominal cartridge size.
- Approximately 6.3 × 32 mm standard fuse format.
- Fast-acting (F) operating characteristic.
- Cylindrical glass cartridge construction.
Fast-Acting Protection for Industrial Circuits
Cartridge fuses protect electrical circuits by interrupting the current path when excessive current causes the internal fuse element to operate. A fast-acting fuse responds quickly to overcurrent conditions, helping limit the duration of electrical faults affecting wiring and connected equipment.
The FU633-16A combines a 16 A current rating and 500 V voltage rating with the compact 6.3 × 31.5 mm cartridge format. Its replaceable glass construction makes it well suited to industrial installations where straightforward inspection, servicing and replacement are important.
Typical Applications
- Industrial electrical control panels.
- Compatible fuse terminal block assemblies.
- Machine and automation control systems.
- Electrical distribution and protection circuits.
- Instrumentation and control equipment.
- OEM machinery and professional panel building.
Technical Specifications
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| Terminal Type | Fuse | |
|---|---|---|
| Product Series | TE SNA | |
| Manufacturer | TE Connectivity / Entrelec | |
| Series | FU633 | |
| Model | FU633-16A | |
| Manufacturer part number | 1SNA168562R0300 | |
| Alternative description | CARTRIDGE FUZE 6,3X31,5 16A | |
| Product type | Cylindrical cartridge fuse | |
| Function | Overcurrent circuit protection | |
| Rated current | 16 A | |
| Rated voltage | 500 V | |
| Nominal fuse size | 6.3 × 31.5 mm | |
| Common equivalent size | 6.3 × 32 mm / 1/4 × 1-1/4 inch | |
| Fuse construction | Glass cartridge | |
| Operating characteristic | Fast acting (F) | |
| Optical fault indicator | No | |
| EAN | 3472591685626 | |
| Manufacturer package quantity | 10 pieces |
Frequently Asked Questions
What is the TE Connectivity 1SNA168562R0300 used for?
The 1SNA168562R0300 FU633-16A is a 16 A glass cartridge fuse used for overcurrent protection in compatible industrial fuse holders, terminal block assemblies and electrical control systems.
What size is the FU633-16A fuse?
The FU633-16A has a nominal size of 6.3 × 31.5 mm and is also commonly specified as approximately 6.3 × 32 mm or 1/4 × 1-1/4 inch.
What are the electrical ratings of the 1SNA168562R0300?
The FU633-16A has a rated current of 16 A and a rated voltage of 500 V.
Is the FU633-16A a fast-acting fuse?
Yes. The FU633-16A has a fast-acting (F) characteristic for rapid response to excessive current conditions.
What type of fuse construction does the FU633-16A use?
The 1SNA168562R0300 is a cylindrical glass cartridge fuse, providing a compact and replaceable protection component for compatible industrial fuse assemblies.
Trusted Circuit Protection for Industrial Panels
TE Connectivity / Entrelec FU633 cartridge fuses provide compact and replaceable overcurrent protection for compatible industrial fuse terminal assemblies, control panels, automation equipment and electrical distribution systems.
