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MERSEN FUSE A065 URD 33 TTI 1800 A065URD33TTI1800
High-speed fuse engineered for reliable protection of power semiconductors with 1800A rating, compatible with IEC 600VAC and UL 650VAC standards, featuring striker flush ends and UNC threads.
£229.76
Why Choose the Mersen T301087 Industrial Fuse?
The Mersen T301087 is an industrial electrical fuse designed to provide dependable overcurrent and short-circuit protection within compatible power, control and automation equipment. Manufactured by Mersen, a recognised specialist in electrical protection, this component is suitable for installations where reliable fault interruption is required to protect valuable electrical equipment.
During an overload or short-circuit condition, the fuse element responds to excessive current by opening the affected circuit. This helps restrict the electrical, thermal and mechanical energy generated by the fault, reducing the risk of damage to conductors, switching devices, control components and connected equipment.
The Mersen T301087 is suitable for industrial maintenance, repair and OEM replacement applications where this exact manufacturer reference has been specified. Before installation, its current rating, voltage rating, utilisation category, breaking capacity, dimensions and terminal configuration should be verified using the product markings or approved Mersen documentation.
Key Advantages
- Genuine Mersen industrial circuit protection component.
- Designed for dependable overcurrent and short-circuit protection.
- Helps limit damaging electrical, thermal and mechanical fault energy.
- Passive protection device requiring no external operating power.
- Suitable for industrial maintenance, repair and replacement applications.
- Exact manufacturer reference supports accurate product identification.
Key Features
- Mersen manufacturer reference T301087.
- Current-responsive fuse element for automatic circuit interruption.
- Non-resettable protection device requiring replacement after operation.
- Suitable for compatible industrial electrical assemblies.
- Supports OEM equipment servicing and preventative maintenance.
- Designed for straightforward identification during replacement work.
- Suitable for power, control and automation equipment.
- Manufactured by an established electrical protection specialist.
Reliable Protection for Industrial Electrical Systems
Overcurrents and short circuits can expose electrical equipment to excessive heat, electromagnetic forces and damaging fault energy. A correctly specified fuse responds by opening the affected circuit, helping prevent the fault from causing further damage to downstream components.
Correct fuse selection is essential for safe and dependable system operation. Any replacement must satisfy the required current rating, voltage rating, operating characteristic, breaking capacity, physical size and connection arrangement. The T301087 should only be installed where this exact reference or a formally approved equivalent has been specified.
Typical Applications
- Industrial electrical control panels.
- Power distribution and conversion equipment.
- Motor control and automation systems.
- Manufacturing and processing machinery.
- OEM electrical assemblies.
- Replacement of an existing Mersen T301087 fuse.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 600 V | |
| Item number | T301087 | |
| Catalogue No | A065UD33TTI1800 | |
| Description | Square Body High-Speed Fuse Protistor® Size 33 aR 600VAC IEC 650VAC UL 1800A With Striker Flush ends UNC threads | |
| EAN/UPC Code | 3605340336665 | |
| Rated voltage AC UL | 650 V | |
| Rated voltage AC IEC | 600 V | |
| Ampere Rating | 1800 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 33 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 3870 kA²s | |
| Melting I2t | 720 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Design Details | Reinforced Terminal | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Brass | |
| Connection/Terminal Type | Flush ends | |
| Product Width | 73 mm | |
| Product Length | 50.6 mm | |
| Product Height | 78.5 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 2.682 kg | |
| Sell Pack Width | 86 mm | |
| Sell Pack Length | 247 mm | |
| Sell Pack Height | 94 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.894 kg | |
| Power Dissipation at Rated Current Value | 225 W | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen T301087 used for?
The Mersen T301087 is used to provide overcurrent and short-circuit protection within compatible industrial electrical equipment and assemblies.
Can the T301087 be used as a direct replacement fuse?
It can be used where the equipment documentation specifies Mersen T301087. Its ratings, dimensions, operating class and terminal arrangement must be verified before installation.
Can a differently rated fuse replace the T301087?
A different fuse should only be used when it has been formally approved as compatible. The substitute must meet all required electrical, operating and dimensional specifications.
Can the Mersen T301087 be reset after operation?
No. The T301087 is a non-resettable protection device and must be replaced after its fusible element has operated.
Who should install the Mersen T301087?
Installation should be completed by a suitably qualified electrical professional after the equipment has been safely isolated and the required fuse specification has been confirmed.
Trusted Industrial Circuit Protection
Mersen fuse products are selected by electrical engineers, equipment manufacturers and maintenance professionals for dependable circuit protection across industrial power, automation and control systems.
