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Intelligent charger 300w-1000w series
Model Number:Charger KM4830 series
Model Number:
Added:2018-06-05
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Telephone:0755-23287132
Keywords:Charger, on-board, power supply, 1000W
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Details

This series of recharger is mainly charged by 24v-200v power lithium battery, lead-acid battery and ultracapacitor. Its single power is from 600W to 4KW, and the single current is up to 100A and up to several hundred KW. It is widely used in electric vehicles, electric taxis, electric buses, electric police cars, electric forklifts, electric golf carts, electric tour buses, electric cruise ships, electric cleaning machines, electric road sweepers, UPS unintermittent power supply, solar power generation, wind power generation, power communication railway system and other systems of cyclic charging.

1. Main features

1. Fully separate the input and output of the charger

2. High power density, save user space and reduce system cost

3.DSP intelligent digital control technology, digital precise control, higher stability and reliability

4. High stable voltage, stable flow accuracy, safe and reliable performance

5. Input over-voltage/under-voltage protection, output over-current/short-circuit protection, built-in diode failure isolation, overheating protection and other functions

6. Intelligent control of charging module, providing data communication interface

7. The voltage resistance level, insulation level, EMC and other indicators meet the relevant technical standards for ev chargers in China

8. Support hot plug and easy maintenance

9. Industry-leading active power factor correction technology, input power factor up to 0.99, total harmonic content ≤5%

10. Wide voltage output range

11. Constant power charging mode, ultra-wide and constant power range, higher charging speed

12. Built-in discharge circuit, perfect for the new national standard

2. Specifications and models

Model

Minimum output voltage

Maximum output voltage

Maximum output current

Effective rate

KM4820NLE

36V

48V

20A

≥94%

KM3630NLE

24V

36V

30A

≥94%

KM2450NLE

12V

24V

50A

≥94%

KM6020NLE

48V

64V

20A

≥94%

KM4830NLE

36V

48V

30A

≥94%

KM3640NLE

24V

36V

40A

≥94%

3:Technical indicators

The input features

Input voltage range

180-240Vac

Rated input voltage

220V

No-load loss

≤5W (single machine)

Starting surge current

≤30A

Input frequency

50/60HZ

Output characteristic

Battery voltage(Vdc)

Reference table a

Charger output voltage(Vdc)

Reference table a

Output voltage stabilization accuracy

≤±0.5%

Output steady flow accuracy

≤±1%

ripple

≤1%

efficiency

≥94%

pressure

Insulation resistance

>10MΩ

Dielectric strength

2000Vac, 1 minute (input-output)

The work environment

Operating ambient temperature)

≤55dB

Operating ambient temperature

-30℃~+55℃

Cooling way

Natural cooling + fan

humidity

Daily average relative humidity ≤95%, monthly average relative humidity ≤90%

Using an altitude

≤2000m

Protection grade

IP65

Seismic grade

SAEJ1378

instructions

Charging indicator

Double colorLED

Mechanical dimensions

weight(Kg)

≤4.0kg

L×W×H(mm)

Refer to the size282mm*130mm*100mm

reliability

Mean time without failure

20000H

Communication function

Support CAN or 485 communication

Weaver function

Support for multiple machines

Protection function

Input over-voltage and under-voltage protection; Over-voltage, under-voltage, over-current and short-circuit protection; Overheat protection;

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  • Address:Building 8, factory building, fuan no.2 industrial city, dayang development zone, fuhai street, baoan district, shenzhen  
  • Telephone:0755-23287132  
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