For most housing societies, two utilities account for a significant portion of the monthly common-area electricity bill:

1. Water pumping systems
2. Elevators

Both are essential services and cannot be avoided. However, with proper technology upgrades, preventive maintenance, and intelligent usage, societies can significantly reduce elevator energy consumption and lower operating costs.

Technology Upgrades That Reduce Power Consumption

1. Upgrade to a VVVF Drive System

If your elevator is operating with a conventional AC motor control system, upgrading to a Variable Voltage Variable Frequency (VVVF) drive can result in substantial energy savings.

A VVVF system:

• Optimizes motor speed and torque.
• Reduces starting current.
• Provides smoother acceleration and deceleration.
• Can reduce energy consumption by approximately 20%.

In addition to lower electricity bills, smoother operation reduces wear and tear on:

• Motor
• Gearbox
• Brakes
• Hoist ropes
• Drive sheave

This leads to lower maintenance costs and longer equipment life.