ABB OESA and OS DIN-type switch fuse disconnectors are designed for safe load isolation and protection in low-voltage distribution systems from 32A to 800A. These SDF units are supplied complete with operating shaft and handle, with the mechanism positioned at the end of the switch fuse for efficient door-coupled operation. Built for industrial panels, they ensure reliable switching performance, high short-circuit withstand capability and secure integration in power distribution boards.

Mounting Type: Base mounting
Fuse Compatibility: NH fuse links (model dependent)
Standards Compliance: IEC 60947-3

ABB OESA and OS BS-type switch disconnector fuse units are engineered for safe load isolation and short-circuit protection in low-voltage distribution systems from 32A to 800A supplied with shaft and handle. Designed for BS standard fuse links, these SDF units deliver reliable AC-23A load switching performance, high fault withstand capacity and robust mechanical durability.

Fuse Compatibility: BS-Type Fuse Links
Rated Operational Voltage: Up to 690V AC
Mounting: Panel Mount
Switching Mechanism: Manual Load Break
Short-Circuit Performance: High fault withstand (as per IEC rating)
Standard Compliance: IEC 60947-3

DIN-type HRC fuse links and bases from ABB deliver high breaking capacity short-circuit protection for LV distribution systems. Designed as per IEC 60269, these fuse links ensure fast fault clearing, low I²t energy let-through and thermal stability under heavy industrial loads. Suitable for motor feeders, switch fuse units and power distribution panels, ABB DIN HRC fuses feature ceramic bodies, silver-plated contacts and standardized DIN dimensions for secure installation and easy replacement.

Utilization Category: gG / aM

Body Material: High-strength ceramic

Contact Type: Silver-plated copper

Mounting: Panel-mounted DIN fuse base

Standard: IEC 60269

Application: LV power distribution & motor protection