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MERSEN FUSE 1021 CP URB 27.60 100 M081293
Why Choose the MERSEN FUSE 1021 CP URB 27.60 100 M081293?
£61.97
Why Choose the Mersen M081293 Protistor® Semiconductor Fuse?
The Mersen M081293 is a high speed aR semiconductor fuse designed to provide rapid short-circuit protection for sensitive power electronic components. Also identified as FR27UB10C100T, this fuse forms part of the established Mersen Protistor® URB 27×60 series for industrial semiconductor protection.
Engineered for demanding power conversion applications, the M081293 offers fast fault interruption and effective current limitation to help protect IGBTs, thyristors, diodes, rectifiers and other semiconductor devices. Its ceramic cylindrical construction and ferrule terminals provide a compact, dependable solution for installation in compatible industrial fuse holders.
With a rated current of 100 A, a rated voltage of 1000 V AC and a high breaking capacity of 100 kA, the Mersen M081293 is well suited to variable frequency drives, industrial inverters, power converters and other equipment requiring reliable semiconductor short-circuit protection.
Key Advantages
- High speed aR fuse designed for semiconductor protection.
- 100 A rated current for industrial power electronic systems.
- 1000 V AC voltage rating for high-voltage applications.
- 100 kA breaking capacity for dependable fault interruption.
- Built-in blown fuse indicator supports quicker fault identification.
- Compact 27×60 mm cylindrical design for compatible fuse holders.
Key Features
- Mersen Protistor® URB semiconductor fuse series.
- 100 A rated current.
- 1000 V AC rated voltage.
- aR operating class for semiconductor short-circuit protection.
- 100 kA rated breaking capacity.
- 27×60 mm ceramic cylindrical body.
- Integrated blown fuse trip indicator.
- Ferrule terminals for replaceable fuse mounting.
Reliable Protection for Power Electronics
The Mersen M081293 is specifically engineered to interrupt high fault currents before excessive electrical energy can damage sensitive semiconductor components. Its aR operating characteristic provides rapid short-circuit protection and is intended to be coordinated with suitable overload protection where required by the application.
The fuse’s high interrupting capacity and low energy let-through characteristics help reduce thermal and mechanical stress on valuable equipment. This makes it suitable for industrial systems where reliable power conversion, reduced downtime and dependable component protection are essential.
Typical Applications
- Variable frequency drives and motor control systems.
- Industrial inverters and power converters.
- Uninterruptible power supply equipment.
- Rectifier and thyristor circuits.
- Industrial automation machinery.
- Renewable energy and power conversion systems.
Technical Specifications
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| Fuse Indication | Visual indicator | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | Semiconductor | |
| Fuse Size | 27x60 mm | |
| Fuse Class | aR | |
| Current | 100 A | |
| Voltage | 1000 V | |
| Manufacturer | Mersen | |
| Series | Protistor® URB 27×60 | |
| Model | M081293 | |
| Alternative reference | FR27UB10C100T | |
| Product designation | 1021 CP URB 27.60 100 | |
| Product type | High speed semiconductor fuse | |
| Rated current | 100 A | |
| Rated voltage | 1000 V AC | |
| Operating class | aR | |
| Breaking capacity | 100 kA AC | |
| Fuse size | 27 × 60 mm | |
| Body material | Ceramic | |
| Terminal type | Cylindrical ferrule | |
| Indicator | Built-in blown fuse trip indicator | |
| Mounting type | Replaceable fuse holder mounting | |
| Applicable standards | IEC 60269-1 and IEC 60269-4 | |
| Approximate weight | 78 g |
Frequently Asked Questions
What is the Mersen M081293 used for?
The M081293 is used to provide high speed short-circuit protection for power semiconductor devices such as IGBTs, thyristors, diodes and rectifiers.
What is the current rating of this fuse?
The Mersen M081293 has a rated current of 100 A.
What voltage is the M081293 rated for?
The fuse is rated for operation in electrical systems up to 1000 V AC.
What does the aR operating class mean?
The aR classification indicates that the fuse provides high speed short-circuit protection for semiconductor devices and should be coordinated with suitable overload protection.
Does the M081293 include a blown fuse indicator?
Yes. The M081293 includes a built-in trip indicator that helps maintenance personnel identify when the fuse has operated.
Trusted by Industrial Engineers Worldwide
Mersen Protistor® semiconductor fuses are widely specified for rapid fault interruption, effective current limitation and dependable protection of valuable industrial power electronic equipment.
