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MERSEN FUSE 12,5 URD 73 D11 A 0400 12,5URD73D11A0400
MPN: C300566
Alt. SKU: PC73UD13C400D1A
Special Price
£154.93
£129.11
Regular Price
£281.69
Why Choose the Square Body High-Speed Fuse Protistor® Size 73 aR 1250VAC IEC 1300VAC UL 400A With Striker DIN 110 Blades PC73UD13C400D1A?
Engineered for critical power protection, this fuse offers rapid response to overcurrent conditions in demanding industrial and power conversion applications. Compliant with IEC 60269 and UL standards, it ensures reliable operation up to 1300VAC with a robust 400A rating.
The integrated striker enhances system safety by providing remote indication of fuse status, while the DIN 110 blade terminals enable straightforward installation and secure connections. Ideal for safeguarding sensitive equipment and optimising uptime in high-performance electrical systems.
Product Code: C300566
Key Benefits
- Rapid response to overcurrent for enhanced equipment protection
- High breaking capacity of 126 kA ensures safety under fault conditions
- Integrated striker for remote fuse status indication improves maintenance efficiency
- Silver-plated copper DIN 110 blade terminals provide reliable and secure connections
- Ceramic body material offers excellent durability and heat resistance
- Compliant with IEC 60269 and UL standards for global application
Compatibility
This fuse is compatible with industrial and power conversion equipment requiring high-speed semiconductor protection. It fits fuse holders and switchgear designed for Size 73 aR fuses with DIN 110 blade terminals and supports systems operating up to 1300VAC.
Applications
- Power semiconductor protection in industrial drives and converters
- Renewable energy systems such as solar inverters and wind turbines
- Uninterruptible power supplies (UPS) and critical power systems
- High-performance motor control and automation equipment
- Electrical distribution panels requiring fast-acting overcurrent protection
Technical Specifications
- Item number: C300566
- Catalogue No: PC73UD13C400D1A
- Description: Square Body High-Speed Fuse Protistor® Size 73 aR 1250VAC IEC 1300VAC UL 400A With Striker DIN 110 Blades
- EAN/UPC Code: 3605340330366
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 400 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 73
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 205 kA²s
- Melting I2t: 25 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 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: 93 W
Frequently Asked Questions
What does the 'aR' characteristic mean for this fuse?
The 'aR' characteristic indicates a high-speed fuse designed specifically for semiconductor protection, providing rapid disconnection in overcurrent conditions to protect sensitive components.
Can this fuse be used in DC applications?
No, this particular fuse is rated for AC applications only, as specified in the technical specifications.
How does the striker indication system work?
The striker is a mechanical indicator that activates when the fuse blows, providing a visual and remote signal that the fuse needs replacement, enhancing maintenance safety and efficiency.
What are the dimensions of this fuse?
The fuse measures 133.4 mm in length, 73 mm in width, and 78.5 mm in height.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 400A fuse, size 73 fuse, DIN 110 blade fuse, striker fuse, 1300VAC fuse, industrial fuse, power conversion fuse
| Manufacturer Part Number | C300566 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340330366 |
| Height | 133.4mm |
| Width | 73mm |
| Depth | 78.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC73UD13C400D1A |
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