Mersen Base de fusible D D III 63A 1 polo 00686.410000

The Mersen D-Sicherungssockel D III 63A 1-pole (model 00686.410000) is a high-quality DIAZED fuse base designed for reliable overcurrent protection in industrial and commercial electrical installations. Manufactured by Mersen, a global leader in electrical protection, this fuse socket ensures safe and efficient operation under demanding conditions.

Advantages

Robust ceramic and thermoplastic housing provides excellent thermal and mechanical resistance. Screw terminals (box terminals) allow secure and easy connection of conductors up to 25 mm². The compact 1-pole design saves space in distribution boards. Rated for both AC (500 V) and DC (440 V) applications, offering versatility. Complies with international standards IEC 60269-3 and VDE 0636-3 for peace of mind.

Suitable for

• Industrial control panels
• Distribution boards
• Machine building
• Building infrastructure
• Overcurrent protection for circuits and equipment

Key specifications

• Fuse system: DIAZED (D-fuse)
• Fuse size: D III (E33)
• Rated current: 63 A
• Number of poles: 1
• Rated operating voltage AC: 500 V
• Rated operating voltage DC: 440 V
• Mounting type: Screw mounting
• Connection type: Screw terminals (box terminals)
• Max. conductor cross-section: 25 mm²
• Min. conductor cross-section: 1.5 mm²
• Housing material: Ceramic / Thermoplastic
• IP protection class (front): IP20
• Standards: IEC 60269-3, VDE 0636-3
• Indicator: No
• Installation type: Fixed installation
• Operating temperature range: -25°C to +55°C

Recommendations

For optimal performance, use with matching Mersen DIAZED fuse links rated 63 A. Ensure proper installation by a qualified electrician. Always follow local electrical codes and regulations.