Why Choose the Mersen K081291 High-Speed Semiconductor Fuse?
The Mersen K081291 is a genuine 1021 CP URB high-speed semiconductor fuse engineered to provide exceptional short-circuit protection for sensitive power electronic equipment. Designed with a 27 × 60 mm round body, this fuse offers rapid fault interruption for industrial applications where semiconductor devices require maximum protection against damaging fault currents.
With a 160 A current rating, 1000 V AC voltage rating and an exceptionally high 100 kA breaking capacity, the K081291 is suitable for protecting IGBTs, thyristors, diodes, rectifiers, inverters and other power semiconductor devices used in demanding industrial environments.
This version incorporates an integrated blown-fuse indicator, enabling maintenance personnel to quickly identify an operated fuse and minimise equipment downtime. The quick-connect terminals allow straightforward installation into compatible fuse holders.
Key Advantages
- Genuine Mersen high-speed semiconductor fuse.
- 160 A rated current for high-power applications.
- 1000 V AC voltage rating.
- 100 kA interrupting capacity.
- Integrated blown-fuse indicator for faster maintenance.
- Designed for critical semiconductor protection.
Key Features
- Manufacturer: Mersen
- Model: K081291
- Description: 1021 CP URB 27×60/160
- Round body high-speed fuse.
- 27 × 60 mm body size.
- Quick-connect terminals.
- Built-in visual indicator.
- Suitable for holder mounting.
- Industrial semiconductor protection.
Reliable Protection for Critical Power Electronics
The Mersen K081291 is specifically developed to limit the energy delivered during short-circuit conditions, helping protect expensive semiconductor devices from catastrophic failure. Its high interrupting capacity and fast operating characteristics make it suitable for industrial drives, power converters and renewable energy systems where reliable circuit protection is essential.
Typical Applications
- Variable frequency drives.
- Power converters.
- Industrial rectifiers.
- UPS systems.
- Motor control equipment.
- Renewable energy inverters.
- Industrial automation systems.
