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50KW PV On-Grid Power Generation System
Technical Characters
Low Loss Siemens Devices and IGBT
MPPT self-optimizing technology maximizes the system power generating capacity, MPPT efficiency >99.9%
System efficiency up to 97%
Lower current harmonic distortion rate, THD<3%
Double DSP control, powerful functions, super performance, high precision output, and high precision output power calculation
Man-machine interface LCD displaying
AC output steady and safety
Excellent Electromagnetic compatibility;
With a load-sharing function, peak power Chopping function
Self-starting, unmanned Design
Multi-module redundancy design, allowing the module automatically takes off from the bus in case of fault conditions, the rest of the module of continuous operation without interruption.
RS485/232 or Ethernet communication interface;
Safe and effective, professional protection
Overvoltage protection, shortage protection, island protection, over heat protection, overload and DC grounding protections;
Standards: IEC61173, IEC 61727, IEC 60529, IEC 62109, IEC 62116-2008
Type |
Unit |
JNGC50K3 |
JNGC50K3L |
|
DC input |
Recommended max PV module |
kWp |
55 |
|
Max open circuit voltage |
V |
450 |
||
The max array input current |
A |
100 |
||
Recommend PV module serial numbers |
Pcs |
18 numbers one series(17V) |
||
Number of strings |
Pcs |
2 |
||
MPPT range |
V |
450~820 |
||
MPPT precision |
% |
0.99 |
||
DC voltage ripple |
% |
Vpp<10% |
||
AC Output |
Rated Out power |
kW |
50 |
|
Rated grid Voltage |
V |
400 |
||
Grid voltage range |
V |
310~450 |
||
Rated Grid Frequency |
Hz |
50/60 |
||
Grid frequency range |
Hz |
4751.5/5761.5 |
||
Power Factor |
% |
>0.99 |
||
Total Harmonic Distortion THD (Iac) |
% |
Total <4% (Rated power) |
||
System |
Isolation |
Transformer |
Without |
|
Max Efficiency |
% |
95.5% |
96.8% |
|
Europe standard Efficiency |
% |
94.8% |
96.8% |
|
Contamination Level |
IV |
|||
Self standby power consumption |
W |
< 20 |
0 |
|
Ambient temperature of using |
|
-25+55 |
||
Cooling method |
Fan cooling |
|||
Environmental humidity |
% |
0~95%,Non-condensing |
||
Altitude |
M |
< 6000 |
||
Earthquake Ability |
g |
0.2 |
||
Island protection time |
S |
<2 |
||
Grid Recover start time |
Min |
3 < t < 5 |
||
Under voltage/frequency protection |
S |
< 0.2 |
||
Noise level |
dB |
<50dB at 1 meter |
<40dB at 1 meter |
|
Protected |
Reverse polarity, shortage, anti islanding, over heat |
|||
Electromagnetic compatibility |
EN50081,EN50082 |
|||
Power detection |
DIN VDE126 |
|||
Prevent Island method |
Vac, Fac |
|||
|
Communication& Mechanics |
Communication interface |
Electrical isolationRS485/232 |
||
Optional |
Ethernet/GPRS |
|||
Display |
LCD display/Touch Screen |
|||
Waterproof and Dustproof Class |
IP20(Indoor/IP42 (outdoor) |
|||
Reference to size |
mm |
820X1960 X 700 |
||
Weight |
Kg |
686kg |
420kg |
|
Standards |
IEEE929.EN61000 |
|||
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