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MERSEN FUSE 6,9 URD 32 D08 A 0700 6,9URD32D08A0700
High-speed Protistor® fuse engineered for reliable protection of power semiconductor devices, supporting up to 700A at 690VAC (IEC) and 700VAC (UL) with a robust ceramic square body and striker indication system.
£118.03
Why Choose the Mersen K300182 Protistor® High-Speed Fuse?
The Mersen K300182 (PC32UD69V700A) is a premium square body high-speed semiconductor fuse engineered to provide outstanding protection for sensitive power electronic equipment. Part of the trusted Mersen Protistor® Size 32 series, this ultra-fast aR fuse is specifically designed to protect diodes, thyristors, IGBTs and other semiconductor devices used in demanding industrial power conversion applications.
Designed for maximum reliability, the K300182 delivers rapid fault interruption with low let-through energy, helping minimise damage during short-circuit conditions while reducing costly downtime. Its ceramic body, silver-plated contacts and solidified sand construction provide exceptional electrical performance and a long operational life in harsh industrial environments.
With a rated current of 700 A and a 690 V AC IEC / 700 V AC UL voltage rating, the K300182 is ideally suited for industrial drives, UPS systems, renewable energy equipment, converters and other high-power electronic installations requiring dependable semiconductor protection.
Key Advantages
- Ultra-fast aR semiconductor protection fuse.
- 700 A current rating for demanding industrial applications.
- 690 V AC IEC / 700 V AC UL voltage rating.
- Protects IGBTs, thyristors, diodes and other semiconductor devices.
- High 200 kA breaking capacity for superior fault protection.
- Integrated striker indicator for remote monitoring.
Key Features
- Mersen Protistor® Size 32 series.
- Catalogue number PC32UD69V700A.
- 700 A rated current.
- 690 V AC IEC / 700 V AC UL rated voltage.
- aR ultra-fast operating characteristic.
- DIN 80 blade terminals.
- Integrated striker indicator.
- Silver-plated contact surfaces.
- Ceramic body with solidified sand arc-quenching technology.
- Low I²t characteristics for semiconductor protection.
Reliable Semiconductor Protection for Industrial Power Systems
High-speed semiconductor fuses are specifically engineered to interrupt fault currents before expensive power electronic devices can be damaged. Their ultra-fast operation and low let-through energy help improve equipment reliability while reducing maintenance costs and unplanned downtime.
The Mersen Protistor® Size 32 range is trusted worldwide by OEMs and industrial engineers for protecting variable speed drives, industrial converters, UPS systems and renewable energy equipment where dependable semiconductor protection is essential.
Typical Applications
- Variable speed drives.
- Industrial power converters.
- IGBT inverter protection.
- Thyristor and diode rectifiers.
- UPS systems.
- Renewable energy inverters.
- Motor control centres.
- 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 | K300182 | |
| Catalogue No | PC32UD69V700A | |
| Description | Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 700A With Striker DIN 80 Blades | |
| EAN/UPC Code | 3605340324426 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 700 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 32 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 440 kA²s | |
| Melting I2t | 76 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 | 110 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen K300182 used for?
It provides ultra-fast protection for semiconductor devices including IGBTs, thyristors and power diodes used in industrial power conversion equipment.
What is the current rating of this fuse?
The Mersen K300182 has a 700 A current rating.
What voltage is this fuse designed for?
The fuse is rated for 690 V AC (IEC) and 700 V AC (UL) operation.
Does this fuse include an indicator?
Yes, it incorporates an integrated striker indicator for remote fuse status monitoring.
What applications is this fuse suitable for?
It is ideal for protecting semiconductors in industrial drives, UPS systems, converters, renewable energy systems and other power electronic equipment.
Trusted by Industrial Power Engineers Worldwide
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs and industrial engineers for delivering reliable protection, high interrupting capacity and dependable performance in demanding power electronic applications.
