L&T Onload Changeover Switch
L&T Onload Changeover Switch – Reliable Power Source Transfer Solution
The L&T Onload Changeover Switch is engineered for safe and smooth transfer of electrical loads between two power sources—typically from the utility grid to a backup generator—without interrupting the power supply. Built with precision and reliability, it ensures operational continuity and protection in power-critical environments.
When power reliability is non-negotiable, L&T’s Onload Changeover Switch delivers dependable performance with superior safety and engineering precision. Its versatile configuration—manual or motorized, open or enclosed—makes it suitable for a wide range of industrial and commercial setups. Built to L&T’s exacting standards, it ensures long service life, minimal maintenance, and seamless transition between power sources.
Specifications
- Brand
- L & T Electrical & Automation Products
- Availability
- In stock
Key features
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On-load operation: Seamlessly transfers live loads between two sources for uninterrupted power.
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Source switching: Ideal for switching between mains and generator, or between dual transformers.
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Control options: Available in manual (handle-operated) and motorized (automatic) models.
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Construction & protection:
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Open execution: Panel-mounted, IP20 protection.
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Sheet steel enclosure: IP54 protection, gland plates for easy cabling.
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Safety assured: Mechanical/electrical interlocks prevent simultaneous source connection.
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Robust performance: Double-break, self-wiping knife contacts ensure durability under fault conditions.
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Flexible installation: External shorting links can be reconfigured as needed.
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Upgradeable design: Fuse conversion kit enables on-site transformation to a fused version for overload protection.
Applications
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Industrial control panels
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Commercial and residential backup systems
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Data centers and telecom installations
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Hospitals and emergency facilities
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Power distribution boards and switchgear panels
Downloads
No datasheet is published for this part yet. Ask us and we will send the manufacturer’s documentation directly.
Request datasheetBrand
L & T Electrical & Automation Products
Stocked at our Coimbatore counter and dispatched across India.
See all 42 products from this brandFrequently asked questions
What is the difference between on-load and off-load changeover switches?
Can this switch be used for generator applications?
Does the motorized version allow automatic power transfer?
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