Maintaining a plant can be costly as failures can and do occur. We plan for these situations in our budget meetings and look at historical spend data to set aside an appropriate likely amount to cover these costs. It’s smart planning.
Finding ways to spend wisely without sacrificing quality or reliability can be a challenge but there are definitely ways it can be done. One thing to consider is a retrofit option when replacing or upgrading VFD’s (Variable Frequency Drives). In most cases a new drive can be installed using the existing wiring and enclosure.