Mean Well TN-3000 Manual de instrucciones descargar pdf (Pagina 8)

4.1 Explanation of UPS Mode Control Logic

28.5V

26.5V

28.5V

OFF

ONON

By pass

mode

Inverter

Mode

Battery

voltage

OFF

Solar charger

state

AC charger

state

OFF

26.5V

28.5V

OFF

29.0V

OFF

Power-On Re-power-on

21V(Shut-down)

Utility

Power

OFF

22.5V

(Alarm)

OFF

25.4V

t1 t2 t3 t4 t5 t6 t8 t9 t10 t11 t12t7

26.5V

Figure 4.1: Diagram of UPS Mode Control Logic

t1: To ensure the battery is at full capacity, when the TN-1500 is turned on, the

t2: When the batteries are full (battery voltage around 28.5V), both the AC and

CPU will execute the "Bypass Mode" automatically connecting the AC main to

the load. In the meantime, it will activate both the AC charger and solar

solar charger will be turned off by the CPU to prevent overcharging and

reducing the battery lifetime. In the meantime, the system will remain in the

"Bypass Mode" and AC electricity provided to the loads is coming from public

utility.

charger to simultaneously charge the batteries.

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Mean Well TN-3000 Manual de instrucciones Pagina 8

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