2
)
Full protection, safe operation
It has multiple protection functions such as input / output protection, self-test, input over /
under-voltage protection, Output over-voltage / short-circuit protection, overheat / fault
protection of rectifier unit, insulation protection, connection monitoring and protection of
charger and battery. To ensure safe and reliable operation of the system, effectively preventing
accidents.
3
)
Wide voltage output, easy to use
According to different application needs, the output voltage is adjustable between 200V-850V,
wide voltage range to suit different battery charging needs, and different voltage level electric
vehicles.
Features:
Using high-efficiency, advanced DSP control technology.
Multi-function high accuracy DC meter, accurate measurement of the amount of energy
used.
Non-contact RF card. And the encryption and authentication of hardware level to ensure
account and data security.
Using 7-inch touch screen, showing the color glossy, Display can be clearly viewed even in
direct sunlight, the charger can adapt to environment temperature as low as -20
℃.
Charging cable disconnection detection function, as well as charging cable cut detection
to ensure the safety of charging process and anti-theft features.
Via the real-time communication with monitoring platform, all data can be monitored and
recorded.
System software supports remote and local upgrade features.
1.5 Product use environment
Elevation
≤
3000 meters
Equipment operating environment temperature -20
℃
~ 65
℃
Relative humidity of air 5% ~ 95%
Over-head shelter is needed for outdoor installation.
Installation tilt does not exceed 5%
Keep away from flammable and explosive materials
1.6 Product Standards
Please refer to Annex2
2
Main function unit introduction
2.1 Charging unit
The self-developed electric vehicle charging rectifier unit comes with DSP processor. The machine
parameters can be set or adjusted by the supervisory control unit via CAN interface. Use soft-
switching technology, high efficiency, good electromagnetic compatibility, built-in DSP control,
stable and reliable, wide input voltage range. With input over / under-voltage protection, output
over-current protection, output over-voltage protection, output short-circuit protection, over-
temperature protection and alarm function.
Charging unit technical parameters as follows:
No.
1. Input characteristic
1.1
1.2
1.3
1.4
1.5
1.6
2. Output characteristic
2.1
2.2
2.4
2.5
2.6
2.7
Item
Rated input voltage
AC input
voltage range
Three-phase imbalance
Frequency
PF/THD
Efficiency
Power-on impact current
Output
range
voltage adjustment
Rated
output current
Rectifier unit current limit
Boot Soft-start time
Current regulating accuracy
(20% current limit)
Voltage regulating accuracy
Unit
Vac
Hz
%
%
A
Vdc
A
A
S
Technical
requirement
400
340—460
≤
10%
49-51
PF
≥
0.99
THD
≤
5%
≥
94%
＜
120
％
rated
input current
Remark
Three-phase,five-wire
system
Tested at rated input
and output voltage
The
μ
S-class inrush
current generated by the
EMI filter circuit at
power-on is not considered
200
－
850
200+200
0
~
100% rated
output current
3-8
≤±
0.5%
≤±
0.5%
Automatic voltage
range of 200 ~ 850
The output voltage climbs
until the output voltage
stabilizes at 850V
Input voltage340V~460V
Output voltage200V~850V
6
5