FatafatService Logo
No Image Available

L&T (Larsen & Toubro) SK95461

The L&T SK95461 is a heavy-duty 63A four-pole main switch disconnector engineered for precise isolation in three-phase electrical circuits. Belonging to the renowned SK Series, this unit excels in demanding environments thanks to its AC-23A utilization category, which allows for the frequent switching of motor loads and highly inductive equipment. Housed in high-grade thermoplastic with a rotary operation mechanism, it provides a reliable, touch-proof isolation solution for industrial and commercial distribution boards requiring 10kA breaking capacity.

Quick Answer

The SK95461 is best used as a primary isolator in 3-phase + Neutral electrical panels (415V) to safely disconnect power for maintenance, specifically where motor loads or inductive equipment are present.

✓Heavy-duty 63A rated current for industrial-grade power distribution.
✓AC-23A utilization category optimized for switching motor and highly inductive loads.
✓4-Pole configuration providing complete isolation of 3 phases and Neutral.
✓Standard DIN Rail mounting compatibility for modular panel integration.
✓High-grade thermoplastic housing with IP40 ingress protection for durability.

Choose the L&T SK95461 if you need a high-quality, 63A 4-pole isolator from a trusted brand that can handle inductive motor loads and fits perfectly into standard modular DIN rail distribution boards.

✓ Who Should Buy

  • •Industrial panel builders designing 3-phase motor control centers.
  • •Commercial facility managers looking for reliable master switches for HVAC systems.
  • •Electrical contractors requiring a high-utilization (AC-23A) rated isolator for workshops.

✕ Who Should Avoid

  • •Users looking for a device with integrated circuit breaking (MCB) or overload protection.
  • •Single-phase residential users where a 4-pole switch is overkill.
Product Overview
The L&T SK95461 stands as a cornerstone of safety in the SK Series lineup, designed specifically for those who require a dedicated isolation point without the bulk of traditional heavy-duty switches. Its rotary mechanism provides a clear, tactile response during operation, ensuring that the user is fully aware of the circuit state. While it does not provide overcurrent protection, its 10kA breaking capacity ensures it remains stable during downstream fault events until the primary protective devices trip. Built with the Indian electrical climate in mind, this 'Made in India' product leverages L&T’s engineering excellence to ensure minimal contact resistance. The screw terminals are designed to accommodate large cable cross-sections typical of 63A loads, making it a favorite for panel builders who prioritize ease of installation and long-term reliability in commercial environments.

BrandL&T (Larsen & Toubro)
Model NameSK95461
TypeMain Switch Disconnector
SeriesSK Series
Housing MaterialThermoplastic
Country Of OriginIndia
Release Year2010

Related Products

Engineering Analysis
The internal architecture of the SK95461 features a positive-break contact system where the handle is mechanically linked to the contacts. This 'True Isolation' feature ensures that if the contacts are welded, the handle cannot be moved to the 'OFF' position, alerting the operator to a fault. The 10kA short-circuit withstand rating indicates that the internal bus-bars and contact points are reinforced to resist the electromagnetic forces generated during a high-current fault, maintaining structural integrity for the duration of the fault clearing time.

Technical Support & FAQs