Cooper Bussmann SD4-S

Eaton Rail Mount Fuse Holder, 1.25kA Current Rating, 690V AC Voltage Rating - SD4-S

This rail mount fuse holder is designed for low voltage applications and accommodates NH4 fuse sizes. With a current rating of 1.25 kA and a voltage capacity of 690V AC, this reliable component is suitable for various electrical installations. Constructed from PBT, the holder ensures durability and efficient performance. The DIN 35mm rail type installation allows for straightforward integration into existing systems.

Features & Benefits

• Designed for NH4 size fuses, ensuring compatibility
• Rated for 1.25 kA current, providing robust performance
• Accepts 690V AC, ideal for high-voltage applications
• Screw terminal connection for secure wire attachment
• IP20 rated for finger-safe protection
• Meets IEC 60269 standards for added reliability

Applications

• Used with low voltage electrical systems
• Suitable for automation and control equipment
• Ideal for electrical distribution panels
• Utilised in safety fuse systems

What materials contribute to the durability of this holder?

The holder is constructed from PBT, a thermoplastic known for its strength and resistance to heat, ensuring longevity in various environments.

How does this fuse holder enhance safety in electrical installations?

Its IP20 rating provides protection against accidental contact, significantly reducing the risk of electrical hazards during maintenance.

What installation requirements should be considered for this holder?

It is designed for a DIN 35mm rail mount, which is a standard in electrical installations, allowing for easy and secure fixing in assembly.

Can this fuse holder accommodate multiple fuses?

No, it is designed as a single pole holder, specifically for NH4 sized fuses, ensuring dedicated protection for one circuit.

What type of terminal connection does this fuse holder use?

It employs screw terminals, ensuring a solid and reliable connection for electrical wiring.

Notes

Eaton formerly known as Bussmann