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MERSEN FUSE 6,9 URD 33 E F 0700 6,9URD33EF0700
High-speed semiconductor protection fuse with a robust ceramic square body, rated 700A and 690/700VAC, featuring a striker indication system and open slot blades for bolted mounting.
£135.33
Why Choose the Mersen C300221 Electrical Protection Component?
The Mersen C300221 is a specialist electrical protection component identified by its unique Mersen catalogue reference. It is intended for use in compatible professional electrical equipment where accurate component selection, reliable fault protection and dependable operation are essential.
Mersen manufactures circuit-protection products for industrial power conversion, machinery, automation and electrical distribution systems. When correctly selected and installed, these components help protect conductors, semiconductor devices and connected equipment from the damaging thermal and mechanical effects of electrical faults.
The C300221 manufacturer reference enables engineers, panel builders and maintenance teams to identify the required component for OEM assembly, planned servicing or replacement work. The complete product designation, electrical ratings, operating class, terminal arrangement and dimensions should be confirmed from the product markings or current Mersen documentation before ordering or installation.
Key Advantages
- Genuine Mersen electrical protection component.
- Suitable for compatible industrial and commercial electrical equipment.
- Supports dependable protection against electrical fault currents.
- Unique C300221 catalogue reference assists accurate identification.
- Suitable for OEM assembly, planned maintenance and replacement applications.
- Manufactured for professional electrical installations.
Key Features
- Mersen manufacturer reference C300221.
- Industrial electrical protection product.
- Designed for equipment-specific installation.
- Suitable for compatible control and power-distribution assemblies.
- Supports machinery maintenance and replacement programmes.
- Intended for selection by qualified electrical professionals.
- Electrical and mechanical compatibility must be verified before use.
- Suitable for applications requiring dependable fault-current protection.
Dependable Protection for Industrial Electrical Equipment
Correctly specified electrical protection components help limit the energy released during abnormal current conditions. By interrupting a fault within the required operating time, an appropriately rated device can help reduce damage to wiring, semiconductor components, machinery and associated electrical equipment.
A replacement component should not be selected from its catalogue number or physical appearance alone. The complete Mersen product designation must be checked alongside the rated current, rated voltage, operating characteristic, breaking capacity, terminal arrangement and dimensions to ensure compatibility with the equipment and its protection requirements.
Typical Applications
- Industrial electrical control panels.
- Power distribution assemblies.
- Power-conversion equipment.
- Manufacturing and production machinery.
- Automation and process-control systems.
- OEM electrical equipment.
- Maintenance, repair and replacement programmes.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | C300221 | |
| Catalogue No | PC33UD69V700EF | |
| Description | Square Body High-Speed Fuse Protistor® Size 33 aR 690VAC IEC 700VAC UL 700A With Striker Open Slot Blades | |
| EAN/UPC Code | 3605340325157 | |
| 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 | 33 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 330 kA²s | |
| Melting I2t | 57 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 | Open Slot Blades | |
| Product Width | 73 mm | |
| Product Length | 126 mm | |
| Product Height | 78.5 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 2.556 kg | |
| Sell Pack Width | 160 mm | |
| Sell Pack Length | 245 mm | |
| Sell Pack Height | 100 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.852 kg | |
| Power Dissipation at Rated Current Value | 125 W | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen C300221?
The Mersen C300221 is an industrial electrical protection component identified by the manufacturer reference C300221 for use in compatible professional electrical equipment.
Where can the Mersen C300221 be used?
It may be used in compatible industrial systems such as control panels, machinery, power-conversion equipment and electrical distribution assemblies, subject to verification of its technical specifications.
How do I confirm that C300221 is the correct replacement?
Compare the complete manufacturer reference, rated current, rated voltage, operating class, breaking capacity, terminal arrangement and dimensions with the original component and current Mersen documentation.
Can a physically similar component be used instead?
No. A similar physical size does not confirm electrical compatibility. Any replacement must meet the required electrical ratings, operating characteristics and equipment-manufacturer specifications.
Who should install the Mersen C300221?
The component should be selected and installed by a suitably qualified electrical professional in accordance with applicable regulations, site procedures and equipment instructions.
Trusted Electrical Protection from Mersen
Mersen electrical protection products are specified by OEMs, panel builders, engineers and maintenance professionals for dependable performance in industrial electrical installations.
