MERSEN FUSE 6,9 GRB 72 EF 0630 V301341

Why Choose the Square Body High-Speed Fuse Protistor® Size 72 gR 690VAC IEC 630A With Striker Open Slot Blades PC72GB69V630EF?

Engineered for robust protection of high-power circuits, this Size 72 Protistor® fuse delivers rapid fault response with a gR characteristic at 690VAC, supporting up to 630A per IEC standards. Its high-speed performance ensures critical safeguarding of sensitive components and minimises system downtime in demanding industrial environments.

The integrated striker and open slot blade design simplifies installation and enables reliable indication of fuse status, streamlining maintenance. Choose PC72GB69V630EF for reliable operation, superior current-limiting, and peace of mind in mission-critical applications.

Technical Specifications

• Item number: V301341
• Catalogue No: PC72GB69V630EF
• Description: Square Body High-Speed Fuse Protistor® Size 72 gR 690VAC IEC 630A With Striker Open Slot Blades
• EAN/UPC Code: 3605340340006
• Rated voltage AC IEC: 690 V
• Ampere Rating: 630 A
• RoHS Compliant: Yes
• AC or DC: AC
• Speed/Characteristic: gR
• Fuse Size: 72
• Mounting: Bolted
• Clearing I2t At Rated Voltage: 730 kA²s
• Melting I2t: 123.8 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: Open Slot Blades
• Product Width: 59 mm
• Product Length: 149.4 mm
• Product Height: 63 mm
• Sell Pack Quantity: 3 EA
• Sell Pack Weight: 2.274 kg
• Sell Pack Width: 157 mm
• Sell Pack Length: 205 mm
• Sell Pack Height: 80 mm
• Product group: Semiconductor Protection Fuses
• Body/Insulating Material: Ceramic
• Product Weight: 0.758 kg
• Power Dissipation at Rated Current Value: 86 W

Product Code: PC72GB69V630EF

Key Benefits

• High-speed gR characteristic ensures rapid fault clearance to protect sensitive semiconductor devices.
• Rated for 690VAC and 630A, suitable for high-power industrial applications.
• Integrated striker provides clear visual indication of fuse status for easy maintenance.
• Silver-plated copper open slot blades enable secure and reliable electrical connections.
• Ceramic body offers excellent insulation and mechanical robustness.
• Bolted mounting ensures stable and vibration-resistant installation.
• Complies with IEC standards and RoHS directives for safety and environmental compliance.

Compatibility

This fuse is compatible with IEC standard fuse holders and switchgear designed for Size 72 semiconductor protection fuses. It is ideal for integration into industrial motor drives, power converters, and other high-current AC systems requiring high-speed fault protection.

Applications

• Protection of power semiconductors in industrial motor drives and inverters.
• Safeguarding power electronics in renewable energy systems such as wind and solar inverters.
• High-current AC circuit protection in manufacturing and processing plants.
• Use in power distribution panels and switchgear requiring fast-acting semiconductor fuses.

Common Search Terms

High-speed fuse, semiconductor protection fuse, Size 72 fuse, 690VAC fuse, 630A fuse, gR fuse, Protistor fuse, striker fuse, open slot blade fuse, industrial fuse, ceramic body fuse, bolted mounting fuse.