Kongter Test & Measurement Co., Ltd.

China Manufacturer with main products: Ground Fault Locator, Insulation Monitor, Battery Load Bank, Battery Monitoring, DC Current Sensor, Ground Fault Detectors, Battery Tester

Home  >Products Catalog > K-3986 Charger Discharger Complex / DC Power Supply - Kongter

K-3986 Charger Discharger Complex / DC Power Supply - Kongter

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Quick Details

  • Brand Name: Kongter
  • discharge current: x
  • current measurement resolution: 0.1V
  • discharge voltage range: 220V,110V, 48V
  • voltage measurement resolution: 0.1V
  • Model Number: K-3986


---Not only a Charger or Load Unit for Battery String

K-3986Is complex unit with one-stop-solution for battery maintenance. with charging and discharging for the same battery string, it will greatly simplify your maintenance for batteries. Extra functions like wireless online monitoring and battery activation will enable you to know your batteries comprehensively.

Please visit Kongter website for more details.



.Suitable for all standby batteries and power batteries: 1.2V, 2V, 6V and 12V

.Multi-function in one unit: it uses 3-phase charging, constant current discharging and battery string activation

.Multi-condition for operation auto-stop: time out, maximum capacity, minimum voltage threshold (for battery or string)

.Lag-out batteries could be automatically sorted, and activation function is used to enhance their performance

.Optional wireless DAC enables real-time PC monitor for measurement

.State-of-the-art technique of soft-off for battery charging

.Graphical display, showing test result with curves

.over voltage protection and under voltage warning function

.Thermal protection, auto stop in overheating and auto start in normal temperature

.Powerful data view software for complex data analyzing and report printing  

.Various models applicable to different area of industry like telecom and power utility


Technical Parameter


Testing Range


& Accuracy

Total discharge voltage

10264V (Nom: 220V)

10132V (Nom: 110V)

1055.2V (Nom: 48V)

Resolution: 0.1V

Accuracy: 0.5%

Total charge voltage output

176288V (Nom: 220V)

90143V (Nom: 110V)

4057.6V (Nom: 48V)

Resolution: 0.1V

Accuracy: 0.5%


 cell voltage


Resolution: 0.1V

Accuracy: 0.5%

Operating Time

099h 59m




Mains: 100-240VAC, 50/60Hz or AC 380V, 3 phase                    

Temperature: 040 (Operating)                  

Humidity: 5%90% Relative Humidity

Display: 128*64 pixel LCD screen

Standard: CE market, EMC standard, LVD 60335

Optional Data Acquisition Case (DAC)

DAC is optional for wireless communication with K-3980 main unit and PC. the new insulation-protected DAC is rugged and capable to measure all type of batteries (1.2V, 2V, 6V and 12V).


Ordering Information



Dimension & Weight

(main unit)


for battery 220 VDC

Discharge current: 0-50A

Charge current: 0-30A




for battery 110 VDC

Discharge current: 0-100A

Charge current: 0-40A




for battery 48 VDC

Discharge current: 0-150A

Charge current: 0-50A




for battery 48 VDC

Discharge current: 0-200A

Charge current: 0-100A



K3986 Charger Discharger Complex DC power supply Kongter

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