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HPSB series
3
1.2. Block diagram (rys.1).
Fig.1. Block diagram of PSU.
1.3. Description of components and connectors.
Table 1. Description of PSU components and connectors (see Fig. 2a, 2b, 2c, 2d, 2e).
Part no.
Description
[1]
LED for DC output voltage
[2]
The potentiometer for output voltage adjustment
[3]
Connector to external LED indicators
[4]
The output of the PSU (
V+
,
V-)
[5]
Battery terminals (
B+
,
B-
)
[6]
L-N
power supply connector 230V AC,
– protection connector
[7]
Selection jumper for charging current:
Power supply units:
12V5A; 12V7A; 12V10A; 12V15A; 24V2A; 24V3A; 24V5A; 24V7A; 48V3A
:
I
BAT
=
, I
BAT
= I1
I
BAT
=
, I
BAT
= I2
Power supply units:
12V20A; 24V10A; 48V5A:
I1=
I2=
I3=
I
BAT
= I1
I1=
I2=
I3=
I
BAT
= I2
I1=
I2=
I3=
I
BAT
= I3
[8]
Battery fuse
Fig. 2a. View of power supply module (models 12V2A, 12V3A)