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For years, Havells through reliable and technologically advanced solar solutions has been helping homes generate clean energy and save costs.

Rooftop grid tie inverter

Havells Grid Tie inverter is a perfect solution for industrial and commercial spaces. It helps you power your loads...

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Havells Solar Power

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Havells Solar Power

SP says that as long as the sun shines, there won't be darkness in your home. We think the idea is really bright....

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Frequently Asked Questions

What are the benefits of rooftop system?

  • Regular Savings in electricity bills – payback period of 4 to 6 years
  • Some states have subsidies which reduces initial installation cost
  • 25 years life of system
  • Reduce your dependence on grid
  • No Batteries – reduces system cost

What capacity can I install on my rooftop?

  • Space – 1 kWp
  • Up to 90 % of sanctioned load (varies for states)

What are the requirements for getting a solar system installed?

  • Clear space on rooftop
  • No shadow from parapet, trees, nearby buildings, tall structures like water tanks, telecom towers, etc
  • Reliable power supply – important to note that the rooftop solar system does not generate power during power cuts.

Different types of roof

  • Flat roof – most common
  • Sloping roof – generally used in façade, tiled surface

How much energy can be generated?

  • 1 kWp system can generate approx. 4 units of electricity per Day

What are the system components?

  • Solar Panels
  • Inverter
  • Mounting Structure / stand
  • DC Cables
  • DC protection devices
  • AC protection devices
  • Earthing, Lightening arrestor

What are the critical aspects that customers should be aware of?

  • System Design – it’s a super critical part of purchasing a solar system
    i. Site survey is an important input for system design
    ii. The kind of mounting structures to be used – standard, elevated, etc
    iii. Safety devices to be used for protecting from high voltage electrical surge, lightening, etc
    iv. Any compromise in system design can result in loss of 3% to 20% of power generation.
  • Installation to be done by trained professionals – it’s an engineered solution
  • It’s a system which requires regular service and maintenance. Important to check aftersales service capability of companies

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