DAYLIFF SUNVERTER B Installation & Operating Manual page 14

Terminal Mark
PV+/PV-
R/S/T
N
L/N
U/V/W
WELL/COM
TANK/COM
In order to ensure the safe and reliable operation of the
entire solar pumping system, please make sure that the cable
diameter and quality meet the system requirements (refer to
WARNING
Pg 15 for cable requirements).
Name
PV Input
AC Input for SVB/T three
p h a s e m o d e l s a n d
SVB/4M single phase
model.
AC Input for SVB/1.5M
and SVB/2.2M models.
3PH AC Output
1PH AC Output for all
S V B / M s i n g l e p h a s e
Safety Ground Earth
Terminal (PE)
Well Water Level
Tank Water Level
4 11
Function
PV array input terminals
3PH/380V-415V AC power input
terminals. Any two terminals for
1PH/220V-240VAC power input for
SVB/4M single phase model.
3-phase 4-wire AC power neutral
terminal for AC power supply automatic
switching mode only
1PH AC power input terminals
Inverter 3PH AC output terminals,
connected with the pump. For single
phase models, inverter U/V terminals
connected to L-N terminals in the pump
terminal box with capacitor(s) or
capacitor control box
Ground terminal, ensures the terminal
is securely connected to the safe earth
Well water level signal terminals, closed
means the water level is normal
Tank water level signal terminals, closed
means the water level is normal