Samlex America TS-1500 - Manual (Page 10)

4.2 Expla nati on of Energy Saving Mode Control Logic
ON
OFF
28.5V
26.5 V
28.5 V
22V
28.5 V
ON
O FF
O N O N
O FF
Bypass
mode
In verter
mode
Bat tery
voltage
O N
O FF
Sola r charg er
state
O N
26.5 V
ON ON
O FF
OFF
26 .5V
28.5 V
O FF
O N
ON
OFF OFF
O N
21 .0 V (Sh ut-down)
t
t
t
t
Uti lity
Power
Power-On
O N
OFF
22 .5 V
(Alarm) 22.5 V
(Alarm)
AC ch arger
st ate
t1 t2 t3 t4 t5 t6 t7 t8
OFF O FF
t
F igure 4. 2 Diagram of Energy Saving M ode Control Logic
8
t1 : W hen the TN-1500 is tu rned on, CPU will execute the "Bypas s Mode"
t2 : When the batt eries are ful l (ba ttery voltage around 28. 5V), bot h the AC and
t3: When the batt eries ar e de pleted to around 75% of their capacity (battery
t4: If t he energy pr ovided b y the solar p anels is larg er t han the l oad requirem ent ,
automatically conn ecting the A C m ain to the lo ad. In t he m ean tim e, it will
activat e both the A C charge r an d so lar charger to simul taneously ch arge the
solar charger will be t urne d off to prevent overchargi ng a nd reducing the
battery lifetime . In t he m eantime , the system wil l swi tch t o the "Invert er M ode"
and the AC electric ity provi ded to the loads will be comi ng from the batteries.
voltage aro und 26.5V), CP U w ill restart t he solar cha rger but not the AC
voltage of batt ery ban k will increa se gradually unt il reaching 90% capacit y
(battery vo ltage ar ound 28.5V) and then the solar charger will be shut off t o
charger to achi eve the purp ose of en ergy-saving.
prevent the bat teries from overcharg ing .
batteries.