Technical FAQs

Ask a Question

How can we say that Premset is "maintenance free" ?

Premset can be declared "maintenance free", meaning no preventive maintenance is to be done throughout its life time to maintain its performances :
 - no re-tightening of bus bars
 - no regreasing
 - no cleaning of insulation surfaces etc.
in addition increased time period between mandatory operation of the mechanisms to every 6 years.
Was this helpful?
What can we do to improve the information ?