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 1209P CPASJB 45/76.442 200 45ASB120V200P-3
Mersen L076485 Limitor aSJB/D high voltage motor protection fuse rated at 12 kV AC and 200 A with a 20 N striker for medium voltage motor applications.
£767.99
Why Choose the Mersen L076485 High Voltage Motor Protection Fuse?
The Mersen L076485 is a premium high voltage back-up fuse for motor protection engineered to safeguard medium voltage motors against damaging short-circuit currents. As part of the proven Mersen Limitor® aSJB/D series, it is specifically designed to withstand the repeated inrush currents associated with motor starting whilst providing rapid current-limiting protection under fault conditions.
Manufactured in accordance with IEC 60644, the L076485 features pure silver fuse elements, silver-plated brass end caps and a melamine fibreglass body to deliver dependable electrical performance and long service life. Its integrated 20 N striker enables operation with compatible switchgear mechanisms, enhancing system protection and operational safety.
With a rated voltage of 12 kV AC, a 200 A current rating and a robust 76 mm × 442 mm fuse size, the Mersen L076485 is ideally suited to protecting medium voltage motors in industrial processing plants, mining operations, utilities and heavy manufacturing environments.
Key Advantages
- Purpose-designed for medium voltage motor protection.
- 12 kV AC rated voltage for industrial power systems.
- 200 A rated current for high power motor applications.
- Current-limiting design helps reduce fault energy and equipment damage.
- Integrated 20 N striker for compatible switchgear mechanisms.
- Engineered to withstand repeated motor starting currents.
Key Features
- Mersen Limitor® aSJB/D motor protection fuse.
- Catalogue number: 45ASB120V200P-3.
- 12 kV AC rated voltage.
- 200 A rated current.
- 76 mm diameter × 442 mm fuse size.
- Integrated 20 N striker.
- Melamine fibreglass insulating body.
- Pure silver fuse elements with silver-plated brass terminals.
Reliable Protection for Medium Voltage Motors
Motor protection fuse-links are specifically designed to tolerate repeated motor starting currents whilst rapidly interrupting damaging short-circuit faults. Their current-limiting characteristics help protect motors, switchgear, cables and associated electrical equipment from excessive thermal and mechanical stress.
The Mersen Limitor® aSJB/D range has been developed for demanding industrial motor applications, providing dependable protection, high breaking capacity and long operational life in medium voltage installations.
Typical Applications
- Medium voltage motor protection.
- Motor control centres.
- Industrial switchgear.
- Mining and heavy industry.
- Power generation facilities.
- Water treatment and utility installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Voltage | 120 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | High voltage | |
| Current | 200 A | |
| Manufacturer | Mersen | |
| Series | Limitor® aSJB/D | |
| Model | L076485 | |
| Catalogue number | 45ASB120V200P-3 | |
| Product type | High voltage motor protection back-up fuse | |
| Rated voltage | 12 kV AC | |
| Rated current | 200 A | |
| Frequency | 50 / 60 Hz | |
| Fuse size | Ø76 mm × 442 mm | |
| Overall length | 508 mm | |
| Breaking capacity | 50 kA AC | |
| Minimum breaking current | 1300 A | |
| Operating I²t | 720 kA²s | |
| Power dissipation | 62 W @ 0.7 In | |
| Mounting | Clip | |
| Striker force | 20 N | |
| Body material | Melamine fibreglass | |
| Fuse element material | Pure silver | |
| Terminal material | Silver-plated brass | |
| Product weight | Approx. 4.2 kg | |
| EAN | 3605340018004 | |
| Standards | IEC 60644 | |
| RoHS compliant | Yes |
Frequently Asked Questions
What is the Mersen L076485 used for?
The L076485 is designed to protect medium voltage motors against damaging short-circuit currents whilst withstanding repeated motor starting currents.
What voltage is this fuse rated for?
The Mersen L076485 has a rated operating voltage of 12 kV AC.
What is the current rating?
This fuse has a continuous current rating of 200 A.
Does the L076485 include a striker?
Yes. It incorporates an integrated 20 N striker for operation with compatible switchgear mechanisms.
How does a motor protection fuse differ from a transformer fuse?
Motor protection fuse-links are specifically designed to withstand repeated motor starting currents whilst providing rapid interruption of high fault currents.
Trusted by Industrial Motor Protection Specialists
Mersen Limitor® aSJB/D high voltage motor protection fuse-links are trusted worldwide by OEMs, utilities and industrial engineers for dependable short-circuit protection and long service life in demanding medium voltage motor applications.
