System Overview
H-Max Series Adjustable Frequency Drive    MN04008005E—September 2011     13
Storage
If the frequency inverter is stored before use, suitable 
ambient conditions must be ensured at the site of storage:
●
Storage temperature: –40° to 158°F (–40° to 70°C)
●
Relative average air humidity: <95%, non condensing 
(EN 50178)
●
To prevent damage to the DC link capacitors, storage 
times longer than 12 months are not recommended
Service and Warranty
In the unlikely event that you have a problem with your 
H-Max frequency inverter, please contact your local sales 
office.
When you call, have the following information ready:
●
the exact frequency inverter part no. (see nameplate)
●
the date of purchase
●
a detailed description of the problem that has occurred 
with the frequency inverter
If some of the information printed on the nameplate is not 
legible, please state only the information that is clearly 
legible. This information can also be found on the cover of 
the control terminals.
Information concerning the guarantee can be found in the 
Eaton General Terms and Conditions of Sale.