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MERSEN FUSE 400V SA 0,8 A 6.32 P G099251
Mersen G099251 MI6SA40V0.8P medium time-lag semiconductor miniature fuse with striker, rated 0.8 A and 400 V AC in a 6.3 x 32 mm ceramic cartridge format.
£13.65
Why Choose the Mersen G099251 Medium Time-Lag Miniature Fuse?
The Mersen G099251, catalogue reference MI6SA40V0.8P, is a medium time-lag semiconductor miniature fuse with striker designed to provide dependable overcurrent protection for sensitive electronic and semiconductor equipment. Its SA operating characteristic allows the fuse to withstand temporary inrush currents while providing reliable protection against sustained overloads and short circuits.
Part of Mersen's 6.3 × 32 mm 400 V SA miniature fuse range, the G099251 features a ceramic cylindrical cartridge with ferrule terminals and an integrated mechanical striker. The striker provides a clear blown-fuse indication and can actuate compatible microswitches in suitable fuse holders, simplifying maintenance and fault finding.
With a rated current of 0.8 A and a rated voltage of 400 V AC, the Mersen G099251 is ideal for protecting industrial automation equipment, instrumentation, semiconductor circuits and power supplies where both surge tolerance and blown-fuse indication are required.
Key Advantages
- Medium time-lag SA operating characteristic reduces nuisance fuse operation.
- 0.8 A rated current for sensitive electronic circuits.
- 400 V AC rated voltage for industrial applications.
- Integrated mechanical striker provides blown-fuse indication.
- Compact 6.3 × 32 mm ceramic cartridge.
- Very high breaking capacity for dependable fault interruption.
- Clip mounting enables straightforward installation and replacement.
- RoHS-compliant construction.
Key Features
- Mersen semiconductor miniature fuse.
- Manufacturer item number G099251.
- Catalogue reference MI6SA40V0.8P.
- 0.8 A rated current.
- 400 V AC rated voltage.
- Medium time-lag SA characteristic.
- 6.3 × 32 mm fuse size.
- Ceramic cartridge construction.
- Clip-mounted installation.
- Integrated mechanical striker indicator.
Reliable Protection with Integrated Fuse Indication
Electronic equipment often experiences temporary inrush currents during start-up. The Mersen G099251 is engineered with a medium time-lag characteristic that tolerates these short-duration surges while continuing to provide dependable protection against sustained overloads and fault conditions.
The integrated striker provides a clear indication when the fuse operates and can actuate compatible auxiliary signalling devices within suitable fuse holders. This helps reduce troubleshooting time and simplifies maintenance in industrial electrical systems.
Typical Applications
- Semiconductor protection circuits.
- Industrial automation equipment.
- Electronic power supplies.
- Instrumentation and measurement equipment.
- Electronic control systems.
- Industrial control panels.
- Power conversion equipment.
- OEM electrical and electronic equipment.
Technical Specifications
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| Current | 0.8 A | |
|---|---|---|
| Fuse Indication | Striker | |
| Voltage | 400 V | |
| Device Type | Accessory | |
| Fuse Type | Miniature, Semiconductor | |
| Fuse Size | 6.3x32 mm | |
| Fuse Class | Time delay | |
| Manufacturer | Mersen | |
| Item number | G099251 | |
| Catalogue reference | MI6SA40V0.8P | |
| Product type | Medium time-lag semiconductor miniature fuse with striker | |
| Series | Semiconductor Miniature Fuses Size 6 × 32 SA 400 V | |
| Rated current | 0.8 A | |
| Rated voltage | 400 V AC | |
| Current type | AC | |
| Operating characteristic | Medium time-lag (SA) | |
| Fuse size | 6.3 × 32 mm | |
| Fuse format | Cylindrical cartridge | |
| Mounting type | Clip mounting | |
| Indication system | Mechanical striker | |
| Body material | Ceramic | |
| Breaking capacity | 200 kA | |
| Pre-arcing I²t | 0.17 A²s | |
| Total clearing I²t | 0.38 A²s | |
| EAN | 3605340160161 | |
| RoHS compliant | Yes |
Frequently Asked Questions
What is the Mersen G099251 used for?
The Mersen G099251 provides medium time-lag overcurrent protection for semiconductor devices and industrial electronic equipment while offering a mechanical blown-fuse indication.
What is the current rating of the G099251?
The fuse has a rated current of 0.8 A.
What voltage is the Mersen G099251 rated for?
The fuse is rated for operation up to 400 V AC.
What is the purpose of the striker?
The integrated striker provides a mechanical indication when the fuse has operated and can activate compatible auxiliary signalling mechanisms in suitable fuse holders.
What does the SA characteristic mean?
The SA characteristic indicates a medium time-lag fuse that tolerates temporary inrush currents while protecting against sustained overloads and short circuits.
Trusted Circuit Protection from Mersen
Mersen semiconductor miniature fuses are trusted worldwide by OEMs, machine builders and industrial engineers for protecting sensitive electronic equipment, automation systems and semiconductor circuits.
