~DC Automatic Load Bank (Storage Battery Discharger) is designed for deep discharge maintenance and capacity test of storage batteries. Simple to operation, easy to move, it can be applied to various of power plants, communication base stations, substations, battery manufacturers. It suit for storage battery with different models and specifications. After setting theparameter, it can automatic constant current control the capacity test of battery.It is of high power density, no naked light, safe and long life.
Main functions and features
1.Display mode:LED digital meter display voltage,current,capacity,discharge time.
2.Control mode:Keyboard setting the whole group battery protection voltage ,discharge current,discharge capacity,discharge time.
3.Control precision:It adopts imported high power FETMOS tube and IGBT module for control segment, with high control accuracy. It adopts Japan Hall sensor for current sampling with high measuring precision.
4.Autostop function:It will autostop under any of following reach the setting value: discharge time,capacity,protection voltage.
5.Protection function: When internal overheat,positive and negative is reverse,connection wire of the battery group is disconnected, it will unload and give a alarm.
6.Power consumption components: it adopts special alloy resistor, produce with patent technology, high power density, no naked flight, safe and reliable, long service live.
7.Integrated design:it adopts integrated design for the control circuit and power consumption components, with compact size, convenient to carry and it adopts forced air cooling.
8.Memory function: It can reserve parameter setting of last time automatically.
Technical parameters
Model
DC220-50
Nominal voltage
DC220V
Discharge voltage
It can discharge during 96V to 270V and 220V±10% guarantee the highest current 50A, can discharge for long time, changing according to Ohm's Law.
Protection voltage
1-270V
Discharge current
1-50A
Discharge time
1minute-99hours59minutes
Discharge capacity
1-9999Ah
Precision
Current 0.1A,Voltage 0.1V
Constant-current Discharge Control precision
±(0.3%+0.2A)
Working power supply
AC single phase 220V±10%,50Hz
Cooling
Forced air cooling
Ambient temperature
-10℃ - +40℃
Dimension(mm)
About 350×250×510mm(Length*Width*Height)
Weight(kg)
About 24kg
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220V 50A Lead Acid Battery DC Load Bank Images
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