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MERSEN FUSE 6,9 URD 33 D11 A 1000 6,9URD33D11A1000
High-speed aR characteristic fuse with striker indication and DIN 110 blade terminals for reliable protection of power semiconductors at up to 1000A and 690VAC IEC / 700VAC UL.
£152.65
Why Choose the Mersen Z300264 High-Speed Semiconductor Fuse?
The Mersen Z300264 is an industrial high-speed semiconductor fuse intended to protect sensitive power electronic equipment against damaging short-circuit currents. It is suitable for applications requiring rapid fault interruption and effective current limitation to safeguard valuable semiconductor components.
The Z300264 helps restrict the thermal and mechanical energy transferred to power electronics during a fault. Its high-speed operating performance supports the protection of IGBTs, thyristors, diodes, rectifiers and associated electronic assemblies, helping reduce the risk of component failure, costly repairs and unplanned equipment downtime.
Designed for demanding industrial power systems, the Mersen Z300264 may be used in compatible fuse assemblies within motor drives, converters, inverters, uninterruptible power supplies and automation equipment. The exact current rating, voltage rating, dimensions and terminal arrangement should be confirmed from the original fuse marking or current Mersen technical documentation before installation.
Key Advantages
- High-speed semiconductor protection for industrial power electronics.
- Rapid short-circuit interruption helps protect sensitive switching devices.
- Current-limiting performance reduces damaging let-through energy.
- Suitable for protecting IGBTs, thyristors, diodes and rectifier assemblies.
- Robust construction for demanding industrial environments.
- Helps improve equipment reliability and reduce maintenance downtime.
Key Features
- Mersen high-speed semiconductor fuse technology.
- Manufacturer reference: Z300264.
- Fast operating response during short-circuit conditions.
- High current-limiting capability.
- Designed for coordinated protection of power semiconductor devices.
- Suitable for industrial power conversion and automation equipment.
- Industrial-grade construction for dependable long-term service.
- Suitable for OEM, maintenance and replacement applications.
Reliable Protection for Power Electronics
High-speed semiconductor fuses operate more rapidly than conventional general-purpose fuses. This fast response limits the electrical energy reaching sensitive semiconductor components, where even a brief short circuit can permanently damage switching devices and associated circuitry.
Correct fuse selection is essential for maintaining coordinated protection within an industrial power electronic system. Matching the complete Mersen reference, rated current, rated voltage, operating characteristic and physical configuration helps preserve equipment safety, performance and reliability.
Typical Applications
- Variable frequency drives and industrial motor drives.
- Power converters and rectifier systems.
- Industrial inverters and switching equipment.
- Uninterruptible power supplies and backup power systems.
- Renewable energy power conversion equipment.
- Industrial automation and electrical control panels.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | Z300264 | |
| Catalogue No | PC33UD69V10CD1A | |
| Description | Square Body High-Speed Fuse Protistor® Size 33 aR 690VAC IEC 700VAC UL 1000A With Striker DIN 110 Blades | |
| EAN/UPC Code | 3605340326017 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 1000 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 33 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 990 kA²s | |
| Melting I2t | 170 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Design Details | Standard Terminal | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | DIN 110 Blades | |
| Product Width | 73 mm | |
| Product Length | 134.6 mm | |
| Product Height | 78.5 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 2.622 kg | |
| Sell Pack Width | 140 mm | |
| Sell Pack Length | 240 mm | |
| Sell Pack Height | 90 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.874 kg | |
| Power Dissipation at Rated Current Value | 155 W | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen Z300264 used for?
The Mersen Z300264 is a high-speed fuse intended to protect sensitive power semiconductor components against damaging short-circuit currents.
Which components can the Z300264 protect?
It is suitable for protecting power electronic components such as IGBTs, thyristors, diodes and rectifier assemblies.
Where is this fuse typically installed?
It may be installed in compatible fuse assemblies within industrial drives, converters, inverters, UPS equipment and other semiconductor-based power systems.
Can a general-purpose fuse replace the Mersen Z300264?
No. A replacement should match the complete Mersen reference, electrical ratings, operating characteristic, dimensions and terminal arrangement to maintain the intended protection performance.
How should the correct electrical ratings be confirmed?
The current rating, voltage rating, breaking capacity and connection format should be checked against the original fuse marking, equipment documentation or current Mersen technical data before installation.
Trusted for Industrial Power Protection
Mersen high-speed semiconductor fuses are widely specified by equipment manufacturers, panel builders and maintenance engineers for dependable protection of critical power electronic systems.
