Battery Temperature Compensation; Commissioning The System - Bosch PLN-24CH12 Installation And Operation Manual

Battery Charger
8.1.4

Battery temperature compensation

The battery charger has battery temperature compensation. The temperature is measured by
the external temperature sensor (see section 6.6 ).
28.5 / 56.9
27.2 / 54.4
26.2 / 52.4
Figure 8.4 Temperature compensation for Vfloat
The temperature compensation for V
For PLN-24CH12: -40 mV /
For PRS-48CH12: -80 mV /
8.2

Commissioning the system

NOTICE!
To avoid start-up problems of the battery charger, the main and auxiliary output current
should be < 12 A.
Use the following procedure to commission the system:
1.
2.
3.
4.
Bosch Security Systems B.V.
V float
-20 -10 0 10
o
C @ 25
o
C @ 25
Switch-on the mains circuit breaker (battery fuse breaker is off).
Check the output voltage on the main and auxiliary outputs:
– PLN-24CH12: ≈ 27.3 Vdc
– PRS-48CH12: ≈ 54.6 Vdc
Switch-on the battery fuse breaker L (Refer to table 6.1 ). After approx. 2.5 seconds the
battery relay is activated.
The battery charger is operating correctly when the 3 LEDs on the front panel are green.
If not, refer to the troubleshoot section 9 .
Installation and Operation manual
20 30 40 50 60
is:
float
o
C.
o
C.
Operation | en
70
Temp
180110011Aa | V1.1 | 2011.05
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