PEDROLLO DGF/T M/M 8.5 Manual De Uso Y Mantenimiento página 27

PART 1 - QUICK INSTRUCTIONS FOR INSTALLATION
During the first installation or
maintenance, make sure that:
- Power has been interrupted on the power
line.
- That the electric power network is equipped
with protections, in particular highly
sensitive differential circuit breakers (30
mA, in Class A for home applications and
Class B for industrial applications) and with
ground connections in compliance with
current regulations.
Unscrew the 8 screws on the cover to access
the terminal block
- Connect the power supply line cables L, N and GND to the terminal
- MODELS M / M (pump with single-phase motor):
connect the motor cables to terminals V, W and GND of the terminal
- MODELS M / T (pump with three-phase motor):
Connect the motor cables to terminals U, V, W and GND of the terminal
ACCESS TO THE TERMINAL BLOCK
POWER CONNECTIONS
"
LINE
27
"
(see fig.)
" "
MOTOR
(see fig.)
" "
MOTOR (see fig.)
ATTENTION: in case
of long cables
between the
inverter and the
motor (e.g.
submersible pumps)
it is recommended to
install a sinusoidal
filter to protect the
pump and the
inverter from any
voltage peaks.