We are a company supplying Larsen & Toubro SFUs (Switch Fuse Units), built for safe and efficient isolation and short-circuit protection of electrical systems. Manufactured to meet stringent industrial standards, these units are ideal for power control and protection in diverse applications.
. Heavy-duty construction for long service life . Quick make and break mechanism for arc suppression . Suitable for AC-23A category utilization . Available in both TP and TPN variants . DIN-type fuse links with easy accessibility
These products are widely used for domestic and industrial sectors and related applications such as:
. Main incomer protection in LT panels . Motor and machinery circuit isolation . Generator and transformer switching . HVAC and compressor load protection . Building power distribution networks
. Current ratings: 32A to 800A . Voltage range: Up to 690V AC . Mounting: Horizontal and vertical panel mount . Fuse types: HRC and DIN fuse compatibility . Construction: Sheet metal enclosure or open execution
. Mount on a vibration-free panel surface . Use properly rated fuse links . Ensure torque-tightening on terminals . Maintain phase sequencing during wiring . Always disconnect power before servicing
. Check fuse links periodically for continuity . Inspect and clean contacts for carbon buildup . Ensure enclosure seals are dust-tight . Retighten busbar connections every 6 months . Replace any worn-out handle or arc chute parts
Benefit | Description |
---|---|
Quick Isolation | Enables safe disconnection of load circuits |
Overload & Short Circuit Protection | Prevents equipment failure due to electrical faults |
Durable Mechanism | Withstands repeated operations under load |
Flexible Mounting | Fits into most industrial panel designs |
L&T Quality Assurance | Backed by trusted Larsen & Toubro engineering |
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