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MERSEN FUSE 9 URD 73 D11 A 1000 9URD73D11A1000
MPN: L300574
Alt. SKU: PC73UD90V10CD1A
Special Price
£190.45
£158.71
Regular Price
£346.28
Why Choose the Square Body High-Speed Fuse Protistor® Size 73 aR 900VAC IEC 1000VAC UL 1000A With Striker DIN 110 Blades PC73UD90V10CD1A?
Engineered for demanding industrial applications, this high-speed fuse offers rapid, reliable protection for power electronics and semiconductor devices up to 1000A. Certified to both IEC and UL standards at 900VAC and 1000VAC respectively, it ensures global compliance and safety in critical systems.
The robust square body design features integrated striker functionality and DIN 110 blade terminations for easy installation and remote status indication. Backed by superior performance and durability, it minimises system downtime and enhances operational reliability.
Product Code: L300574
Key Benefits
- High-speed protection for sensitive semiconductor devices
- Certified to IEC 900VAC and UL 1000VAC standards for global compliance
- Robust ceramic body ensures durability in harsh industrial environments
- Integrated striker indication system for remote fuse status monitoring
- Easy installation with DIN 110 blade terminals
- High breaking capacity of 150 kA for reliable fault clearing
Compatibility
This fuse is compatible with industrial power electronics systems requiring high-speed semiconductor protection, including motor drives, inverters, and power supplies that operate within the specified voltage and current ratings. It fits fuse holders designed for Size 73 DIN 110 blade terminations.
Applications
- Protection of power semiconductors in industrial drives
- Inverter and converter circuits
- Power supply protection in manufacturing plants
- Renewable energy systems such as solar inverters
- Automation and control equipment requiring fast fuse response
Technical Specifications
- Item number: L300574
- Catalogue No: PC73UD90V10CD1A
- Description: Square Body High-Speed Fuse Protistor® Size 73 aR 900VAC IEC 1000VAC UL 1000A With Striker DIN 110 Blades
- EAN/UPC Code: 3605340330526
- Rated voltage AC UL: 1000 V
- Rated voltage AC IEC: 900 V
- Ampere Rating: 1000 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 73
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 1920 kA²s
- Melting I2t: 370 kA²s
- AC Max I.R./Breaking Capacity: I1: 150 kA
- 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: 133.4 mm
- Product Height: 78.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 3.36 kg
- Sell Pack Width: 150 mm
- Sell Pack Length: 250 mm
- Sell Pack Height: 90 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 1.12 kg
- Power Dissipation at Rated Current Value: 174 W
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' characteristic indicates a high-speed fuse designed for protection of semiconductor devices, providing rapid interruption of fault currents to prevent damage.
Is this fuse suitable for DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
Can the striker indication system be used for remote monitoring?
Yes, the integrated striker indication system allows for remote status indication of fuse operation, facilitating easier maintenance.
What mounting options are available for this fuse?
This fuse is designed for bolted mounting, ensuring secure and reliable installation.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 1000A fuse, 900VAC fuse, 1000VAC fuse, striker fuse, DIN 110 blade fuse, square body fuse, industrial fuse, power electronics protection
| Manufacturer Part Number | L300574 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340330526 |
| Height | 133.4mm |
| Width | 73mm |
| Depth | 78.5mm |
| HS Code | 85361090 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC73UD90V10CD1A |
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