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MERSEN FUSE A 070 URD 30 KI 0400 A070URD30KI0400
MPN: L300137
Alt. SKU: A070UD30KI400
Special Price
£84.08
£70.07
Regular Price
£152.88
MERSEN FUSE A 070 URD 30 KI 0400 A070URD30KI0400 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 400A With Striker Slotted Blades (A070UD30KI400)?
Engineered for reliable protection of power semiconductors, this high-speed fuse delivers fast-acting interruption at 690VAC IEC/700VAC UL up to 400A. Its aR-class performance ensures superior current-limiting capability, minimising let-through energy in demanding industrial applications.
The robust square body design with striker and slotted blades allows easy integration and advanced fault indication, facilitating rapid maintenance and minimising downtime. Compliant with IEC and UL standards, it is ideal for drive panels, UPS, and power conversion systems requiring high-performance circuit safeguarding.
Technical Specifications
- Item number: L300137
- Catalogue No: A070UD30KI400
- Description: Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 400A With Striker Slotted Blades short
- EAN/UPC Code: 3605340323825
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 400 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 30
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 130 kA²s
- Melting I2t: 23 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: Slotted Blades
- Product Width: 40 mm
- Product Length: 129 mm
- Product Height: 48 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 0.873 kg
- Sell Pack Width: 133 mm
- Sell Pack Length: 157 mm
- Sell Pack Height: 54 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.291 kg
- Power Dissipation at Rated Current Value: 65 W
Product Code: L300137
Key Benefits
- Fast-acting aR fuse for superior protection of power semiconductors
- High breaking capacity of 200 kA ensures safe interruption of fault currents
- Striker indication system provides clear and immediate fault indication
- Robust ceramic square body design for durability and reliable performance
- Silver-plated copper slotted blades enable secure and low-resistance connections
- Complies with IEC and UL standards for international application
Compatibility
This fuse is compatible with industrial drive panels, uninterruptible power supplies (UPS), and power conversion systems requiring high-speed semiconductor protection. It is designed for bolted mounting and integrates seamlessly with systems operating at rated voltages of 690VAC IEC and 700VAC UL.
Applications
- Protection of power semiconductors in industrial drives
- UPS systems safeguarding
- Power conversion and inverter circuits
- Industrial automation and control panels
- High-performance electrical equipment requiring fast-acting fuses
Frequently Asked Questions
What does the aR speed/characteristic mean?
The aR classification indicates a high-speed fuse designed specifically for semiconductor protection, capable of interrupting short-circuit currents quickly to protect sensitive components.
Can this fuse be used in DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What is the purpose of the striker indication system?
The striker indication system provides a mechanical indication when the fuse has operated, allowing for quick visual identification of a blown fuse and facilitating faster maintenance.
Is this fuse RoHS compliant?
Yes, the product is RoHS compliant, ensuring it meets environmental and safety standards.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 400A fuse, 690VAC fuse, 700VAC fuse, Protistor fuse, square body fuse, striker fuse, industrial fuse, bolted fuse, power semiconductor protection
| Manufacturer Part Number | L300137 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340323825 |
| Height | 129mm |
| Width | 40mm |
| Depth | 48mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD30KI400 |
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