PDS23 Series
- 21 -
The PDS23 solar pump controller must be installed into a control box which has a
tight enclosure to avoid direct sunshine, rain, dust, moisture, animals, plants, etc.
The control box should have a bottom gland plate for installing wire cord or conduit.
To decide the size of control box, Please refer to the following Figure 6.
Figure 7 Ventilation Arrangement and Required Distances
3.2 Electrical Installation
3.2.1 Terminals
The following are typical figures of terminal blocks.
Note: Terminals are different in shapes and combinations, depending on different sizes
of PDS23 Solar Controllers.
Figure 8 Terminals Arrangement of PDS23 Solar Pump Controller
(11kW size, with lower part of front cover been cut away.)
100mm
or above
100mm
or above
5
0
m
m
o
r
a
b
o
ve
Ventilation
D
u
st
F
ilt
e
r
Hot Air Ventilation
Air Flow
PDS Solar
Pump
Controller
PDS Solar
Pump
Controller
Main
Terminals
Control
Terminals
