Electrical Connection (Usa/Canada Version Only); Check Setting Of The Fan Protection Switch (Only For L55Rs-L75Rs) - Gardner Denver L Series Service Manual

7.4 Electrical connection
(USA/CANADA Version only)
DANGER
Risk of severe damages and fire on the
electric power components.
 The power supply to the compressor
side must be fitted for industrial
equipment and fulfilling the
requirements of NFPA 79. Any kind of
operation outside of the stated limits of
NFPA 79 is inadmissible.
 The electrical connection should be
made by a qualified electrician.
DANGER
Only for L55RS-L75RS: There is a risk of
electric shock from charged capacitors!
 Disconnect the system from the mains
and wait 10 minutes before touching
electrical components. The power
capacitors need this time to discharge.
WARNING
To establish an electrical connection, proceed as
follows:
Route the supply cable (-1- Fig. 12) through the cable
gland on the switch cabinet and tighten screws.
Connect the supply line to the connecting terminals as
shown in the circuit diagram.
Fig. 12
7.4.1 Check setting of the fan protection
switch (only for L55RS-L75RS)
Check the setting of the motor protection switch in
accordance with the enclosed circuit diagram for the
compressor.
Set the protection switch to the value stated in the table
corresponding to the mains voltage and frequency (see circuit
diagram).
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