FRIGOMAR ENG - CU50VFD-CU70VFD 20190108.doc81218 Page 5 of 24
WARNING! Wires must be sized for the maximum input power following indications on
wiring diagrams.
WARNING! Use only copper conductors having sufficient size to carry the required
amount of current.
WARNING! A properly sized circuit breaker must be used, taking into account the
water pumps and chillers.
WARNING! Power supply must be within allowable range of ±6% of rated voltage, with
proper phase and frequency.
WARNING! The unit must be properly grounded to reduce the risk of shock or
electrocution.
WARNING! The electrical connections must be made to the switchboard located
inside the unit and proper external electrical circuit breaker must be used.
3.1 UNIT FIXING
For fixing the machine there are 4 holes 9x20mm (0,35x0,78 inch) on the lower fold of the base.
These holes are arranged according to the template shown below and they are accessible from the
unit side if you use a wrench or from above (after removing the upper aesthetic cover) if you use a
screwdriver (long type).
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