No cost options
Switch off
Reduce motor idle time by identifying motors that are running but not in production.
Off-peak rates
If your plan allows, run effluent pumps at night to take advantage of off-peak rates.
Options to invest in
Maintenance
Regularly maintain your mechanical equipment — ensure belts and chains are tensioned correctly, and keep filters clean.
Drive type
Investigate changing the drive type and gear ratios to reduce energy use.
Drive controls
Install control systems and variable speed drives to increase efficiency.