PDS33 Series
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3.2.8 Electrical conduit
When the system installed in the outdoor, electrical conduit can be used to protect
the outdoor electric wires, so as to avoid the impact from the weather, human
activities, chewing animals. If you do not use the electrical conduit, use the higher
quality outdoor wire.
3.2.9 System Wiring Diagram
+ -
R S T
PB
U V W
COM DI4 DI5 DI6 COM
POWER
MOTOR
GR
OU
ND
GR
OU
ND
Power In
The DC and AC
can't input at
the same time.
AC INPUT
To reverse direction,
reverse any two wires
Pump
Low-water
sensor probe
Remote Float
Switch
PV Array
Earth Ground
Pump Motor
Submersible
Cable Splice
DC Switch
Low Water
Level Probe
(optional)
Figure 11 System Wiring Diagram
NOTE:
In the case of conventional 250W polycrystalline components, the peak voltage is
30.6V and the open circuit voltage is 37V. Description of the number of input
components in series:
The PDS33-4T series controller is connected in series with the serial number of the
input components of the 18
～
20 block
s
, and the 250W DC 500
～
750V (MPPT) is
satisfied.
