Service Manual
R&M Materials Handling, Inc. 
4501 Gateway Boulevard 
Springfield, Ohio 45502 
P.: (937) 328-5100 
FAX: (937) 325
-
5319
11/53 
R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
3  SAFETY RELATED INSTRUCTIONS 
3.1  Intended use of the frequency converter 
Travelling movements 
These frequency converters are designed for industrial crane usage for controlling the speed of travelling motors. 
Hoisting movements 
These  frequency  converters  are  designed  for  industrial  crane  usage  for  controlling  lifting  speed  in  chain  hoist 
applications. 
3.2  Limitations of use 
Note: The frequency converter shall be used only in fixed installations. 
Note: Only the product’s manufacturer shall perform any voltage withstand tests. 
Any alterations and/or modifications to the product not authorized by the manufacturer are strictly 
prohibited. Opening the product’s cover voids its warranty. 
WARNING 
The parameters and settings of the frequency converter shall not be changed. 
Changing the parameters or settings could lead to dangerous situations, 
serious injury or death. 










