U V W
L1/L L2 L3/N
RFI
SWITCH
HVNG-IOM_RFI-SWITCH_A_SC
SWITCH
RFI
6.5 AC mains and motor connection terminals
Unscrew the dedicated 6 screws and remove the plastic cover of Hydrovar, in order to
proceed wiring the power supply and the motor terminal, as described in the following
paragraphs.
6.5.1 AC Mains (power supply) connection
1. Size wiring based upon the input current of Hydrovar
Comply with local and national electrical codes for cable sizes.
2. Connect 1–phase AC input power wiring to terminals L and N: make sure phase and
neutral are properly aligned to provided terminals L and N.
HVNG-IOM_SUPPLY-CABLE-1F_A_SC
U V W
L1/L L2 L3/N
RFI
SWITCH
L1/L L2 L3/N
6 Electrical Installation
32 HVL 2.015-4.220 Installation, Operation, and Maintenance Manual