The box type construction with vivid use and convenient installation has 2 *12V lead-acid storage battery as emergency direct current supply.
Stable and dependable and continuous direct current output.
The conversion between main electricity and spare electricity in time.
The function of charging and maintaining the storage battery, the cutting off and protecting function of over discharging electricity and the very low maintenance for the electric current.
Independent self-control off-line type integrated recharge mode and the defensive function of output over loading and the short-circuit, recovering automatically after removing failure.
The appropriate examination signal output functions of the main electricity and spare electricity and failure that provide logic data real time for control center.

The ability of obstructing and consuming the electric interference.
Main performance:
Content Parametric
Model HBX0500 HBX1000 HBX2000 HBX3000
The standard direct current output DC24V/ 5A DC24V/ 10A DC24V/ 20A DC24V/ 30A
Recharge electric current ?? 1.0A ?? 1.0A ?? 1.3A ?? 1.3A
Overall dimension 450 mm *130mm *380mm 450 mm *130mm * 380mm 450 mm *190mm * 480mm 450 mm * 190mm * 480mm
Weight 8.9kg 8.9kg 13.4kg 13.4kg
Input net electric voltage AC220V+10-15%
Stability degree of output electric voltage ?? 1%
Stable degree output load ?? 3%
Output electric voltage noise ripple ?? 5 ?? top ?? 2% modulating wave ?? 1%
The spare electricity protection maintaining electric current ?? 8mA
The signal output electrical level 4.1V ?? high electrical level ?? 5.5V low electrical level ?? 0.7V
Relative humidity of operating environment ?? 95%RH