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MERSEN FUSE 6,9 URD 32 D08 A 0500 6,9URD32D08A0500
Optimised for critical industrial and power semiconductor protection, this Square Body High-Speed Fuse offers rapid fault interruption at ratings up to 500A, supporting systems up to 690VAC (IEC) and 700VAC (UL). Features integrated striker and DIN 80 blade terminations.
£98.22
Why Choose the Mersen G300179 Protistor® High Speed Fuse?
The Mersen G300179 is a genuine Protistor® Size 32 aR high speed semiconductor fuse engineered to provide exceptional protection for modern power electronic equipment. Designed for demanding industrial applications, this square body fuse delivers ultra-fast fault interruption to protect sensitive semiconductor devices including IGBTs, thyristors and diodes from damaging short circuit conditions.
With a 500 A current rating and a 690 V AC IEC / 700 V AC UL voltage rating, the G300179 is ideal for industrial drives, power converters, UPS systems and renewable energy installations. Its ultra-fast aR operating characteristic helps minimise let-through energy, reducing equipment damage while improving system reliability and availability.
Supplied under manufacturer part number G300179 and catalogue number PC32UD69V500A, this fuse features DIN 80 blade terminals with an integrated striker for simplified monitoring and maintenance. It is suitable for OEM equipment, industrial maintenance and replacement applications where the original Mersen specification is required.
Key Advantages
- Genuine Mersen Protistor® high speed semiconductor fuse.
- 500 A current rating for demanding industrial applications.
- 690 V AC IEC / 700 V AC UL rated operation.
- Ultra-fast aR characteristic for semiconductor protection.
- Integrated striker for fuse status indication.
- Designed to minimise equipment damage and reduce downtime.
Key Features
- Mersen Protistor® Size 32 series.
- Model G300179.
- Catalogue number PC32UD69V500A.
- 500 A rated current.
- 690 V AC IEC / 700 V AC UL.
- Square body fuse with DIN 80 blade terminals.
- Integrated striker indication.
- Silver-plated contact surfaces for dependable electrical performance.
Reliable Protection for Power Electronics
High speed semiconductor fuses are specifically engineered to protect sensitive power electronic devices that require extremely rapid fault interruption. Their low let-through energy helps safeguard expensive semiconductor assemblies while maintaining reliable system operation and reducing maintenance costs.
The Mersen Protistor® range is widely specified for industrial automation, motor drives, renewable energy systems, UPS equipment and power conversion applications where dependable semiconductor protection is essential.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial inverters.
- UPS systems.
- Motor drives and soft starters.
- Renewable energy converters.
- Industrial automation equipment.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | D / D0 (Neozed/Diazed), Semiconductor | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | G300179 | |
| Catalogue No | PC32UD69V500A | |
| Description | Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 500A With Striker DIN 80 Blades | |
| EAN/UPC Code | 3605340324365 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 500 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 32 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 160 kA²s | |
| Melting I2t | 28 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | DIN 80 Blades | |
| Product Width | 59 mm | |
| Product Length | 110 mm | |
| Product Height | 65 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 1.5879 kg | |
| Sell Pack Width | 140 mm | |
| Sell Pack Length | 195 mm | |
| Sell Pack Height | 75 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.5293 kg | |
| Power Dissipation at Rated Current Value | 90 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen G300179 used for?
The Mersen G300179 is a high speed semiconductor fuse designed to protect sensitive power electronic equipment from short circuit and overcurrent faults.
What is the current rating of this fuse?
The fuse has a 500 A current rating.
What voltage is the G300179 rated for?
It is rated for 690 V AC (IEC) and 700 V AC (UL).
What does the aR characteristic mean?
The aR operating characteristic provides ultra-fast protection specifically for semiconductor devices including IGBTs, thyristors and diodes.
Where is this fuse commonly installed?
It is commonly installed in industrial drives, inverters, UPS systems, renewable energy equipment and other power conversion applications.
Trusted by Industrial Engineers Worldwide
Mersen Protistor® semiconductor fuses are trusted by OEMs, panel builders and maintenance engineers for reliable protection of critical power electronic equipment in demanding industrial environments.
