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MERSEN FUSE CC12 SRG 72 QF 250 CC12BODKCV3SRG72Q250M
MPN: M079430
Alt. SKU: D72SG120V250QF
Why Choose the Square Body High-Speed Fuse Protistor® Size 72 aR 1200VDC IEC 250A With Striker L Brackets D72SG120V250QF?
Engineered for demanding DC applications, this 1200VDC high-speed fuse delivers reliable short-circuit protection for sensitive power electronics, ensuring equipment safety and operational continuity. Its robust 250A rating supports heavy industrial loads and rapid fault clearing, meeting IEC standards for quality and performance.
The integrated striker and L brackets streamline installation and facilitate visual fault indication, reducing downtime and simplifying maintenance. Choose this fuse for its proven durability, precise performance, and compatibility with modern protection systems.
Product Code: M079430
Key Benefits
- High-speed aR characteristic ensures rapid fault clearance, protecting sensitive semiconductor devices.
- Rated for 1200V DC and 250A, suitable for heavy industrial and power electronics applications.
- Integrated striker provides clear visual fault indication, simplifying maintenance and reducing downtime.
- L bracket terminals enable secure and easy bolted mounting for reliable electrical connections.
- Constructed with ceramic insulating material for enhanced durability and thermal stability.
- Complies with IEC standards and RoHS directives, ensuring quality and environmental compliance.
Compatibility
This fuse is compatible with semiconductor protection fuse holders designed for size 72 fuses and rated for DC voltages up to 1200V. It integrates seamlessly with industrial DC power systems, photovoltaic installations, and other applications requiring high-speed semiconductor protection.
Applications
- Protection of power semiconductors in industrial drives and inverters.
- DC power supply circuits in renewable energy systems such as solar photovoltaic arrays.
- Battery protection in energy storage and UPS systems.
- Protection of sensitive electronics in heavy machinery and automation equipment.
- General industrial DC circuit protection requiring fast-acting fuses.
Technical Specifications
- Item number: M079430
- Catalogue No: D72SG120V250QF
- Description: Square Body High-Speed Fuse Protistor® Size 72 aR 1200VDC IEC 250A With Striker L Brackets
- EAN/UPC Code: 3605340033960
- Rated voltage DC IEC: 1200 V
- Ampere Rating: 250 A
- RoHS Compliant: Yes
- AC or DC: DC
- Speed/Characteristic: aR
- Fuse Size: 72
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 45.5 kA²s
- Max. Rated Breaking Capacity DC: 100 kA
- Design Details: SRG
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: L Brackets
- Product Width: 60 mm
- Product Length: 163 mm
- Product Height: 76.5 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 1.15 kg
- Sell Pack Width: 130 mm
- Sell Pack Length: 200 mm
- Sell Pack Height: 95 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 1.15 kg
- Power Dissipation at Rated Current Value: 96 W
Frequently Asked Questions
What does the 'aR' characteristic mean for this fuse?
The 'aR' characteristic indicates a high-speed fuse designed to protect semiconductor devices by clearing short circuits rapidly, minimising damage to sensitive components.
Can this fuse be used in AC circuits?
No, this particular fuse is rated for DC applications up to 1200V and is not suitable for AC circuits.
How does the striker indication system work?
The striker is a mechanical indicator that visibly moves or pops out when the fuse has blown, providing a clear and immediate visual fault indication for easier maintenance.
What mounting options are available for this fuse?
This fuse uses bolted mounting with L bracket terminals, ensuring secure and stable electrical connections in industrial settings.
Common Search Terms
high-speed DC fuse, semiconductor protection fuse, 1200VDC fuse, 250A fuse, aR fuse characteristic, size 72 fuse, striker fuse indicator, L bracket fuse terminal, industrial DC fuse, Protistor fuse
| Manufacturer Part Number | M079430 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340033960 |
| Height | 163mm |
| Width | 60mm |
| Depth | 76.5mm |
| HS Code | 85351000 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | D72SG120V250QF |
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