Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
MERSEN FUSE D03-RECTI.EINSATZ 80A 440V GR D03GR44V80
Mersen G211514 D03 gR high-speed semiconductor fuse link rated 80 A, 440 V AC/DC with a 100 kA breaking capacity for protecting power electronic equipment.
Why Choose the Mersen G211514 D03 High-Speed Fuse Link?
The Mersen G211514 is a premium D03 gR high-speed Neozed fuse link developed to provide rapid protection for sensitive semiconductor devices and power electronic equipment. As part of the renowned Mersen RECTICUR® D0 high-speed fuse series, it delivers extremely fast fault interruption to minimise damage caused by short circuits in industrial power electronics.
Rated at 80 A, with operating voltages up to 440 V AC and 440 V DC, the G211514 is ideally suited for protecting IGBTs, thyristors, rectifiers, inverters and other semiconductor devices used in industrial automation, renewable energy and power conversion equipment.
Manufactured using a robust ceramic body with precision-engineered fuse elements, the fuse provides a 100 kA AC breaking capacity, outstanding current-limiting performance and low energy let-through. Its compact D03 Neozed format enables straightforward installation into compatible D0 fuse bases.
Key Advantages
- High-speed D03 gR semiconductor fuse link.
- 80 A rated current for semiconductor protection.
- 440 V AC / 440 V DC operating capability.
- 100 kA AC breaking capacity.
- Rapid fault-clearing protects valuable power electronics.
- Compact D03 Neozed format for simple installation.
- Suitable for industrial automation, drives and power conversion systems.
Key Features
- Mersen RECTICUR® D0 high-speed fuse series.
- DIN D03 Neozed fuse link.
- gR utilisation category.
- 80 A rated current.
- 440 V AC rated voltage.
- 440 V DC rated voltage.
- 100 kA AC breaking capacity.
- Power dissipation of approximately 17.6 W.
- Ceramic body construction.
- Designed specifically for semiconductor protection.
Fast Protection for Sensitive Power Electronics
Unlike standard distribution fuse links, gR semiconductor fuses are engineered to interrupt high fault currents extremely quickly, helping prevent damage to costly semiconductor devices before excessive thermal energy can develop. They are ideally suited to protecting industrial drives, converters and power electronic equipment.
The Mersen G211514 combines excellent current limitation with a high interrupting capacity, making it suitable for demanding industrial applications where reliable semiconductor protection is essential.
Typical Applications
- Variable speed drives.
- Servo drive systems.
- Industrial power converters.
- UPS systems.
- Renewable energy inverters.
- Semiconductor and power electronic protection.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 80 A | |
|---|---|---|
| Voltage | 440 V | |
| Device Type | Fuse link | |
| Fuse Type | D / D0 (Neozed/Diazed), Semiconductor | |
| Fuse Size | D03 | |
| Fuse Class | gR | |
| Manufacturer | Mersen | |
| Series | RECTICUR® D0 High-Speed Fuse Links | |
| Model | G211514 | |
| Catalogue number | D03GR44V80 | |
| Product type | High-speed semiconductor fuse link | |
| Fuse size | D03 | |
| Utilisation category | gR | |
| Rated current | 80 A | |
| Rated AC voltage | 440 V AC | |
| Rated DC voltage | 440 V DC | |
| Breaking capacity (AC) | 100 kA | |
| Pre-arcing I²t | 2100 A²s | |
| Operating I²t | 4300 A²s | |
| Power dissipation | 17.6 W | |
| Body material | Ceramic | |
| Approximate weight | 41 g | |
| Packaging quantity | 10 | |
| EAN | 4086500010349 |
Frequently Asked Questions
What is the Mersen G211514 used for?
The Mersen G211514 is a D03 gR high-speed fuse link designed to protect semiconductor devices and power electronic equipment against short circuits.
What is the current rating of the G211514?
The fuse has a rated current of 80 A.
What voltage is this fuse designed for?
The G211514 is rated for 440 V AC and 440 V DC applications.
What does the gR classification mean?
The gR utilisation category indicates that the fuse provides full-range protection specifically for semiconductor devices and other high-speed electronic applications.
What equipment is this fuse suitable for?
It is suitable for variable speed drives, converters, UPS systems, renewable energy equipment and other industrial power electronic applications.
Trusted Semiconductor Protection from Mersen
Mersen RECTICUR® high-speed fuse links are trusted worldwide by machine builders, panel manufacturers and industrial engineers to provide dependable semiconductor protection with exceptional current limitation and rapid fault interruption.
