pv Inverter 250kW

pv Inverter 250kW
Low Loss Siemens Devices and IGBT
System efficiency up to 97%
MPPT efficiency >99.9%
Transformerless
pv inverter 250kw
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
JNGC250K3
JNGC250K3L
DC input
Recommended max PV module
kWp
275
Max open circuit voltage
V
880
The max array input current
A
450
Recommend PV module serial numbers
Pcs
18 numbers one series(35V)
Number of strings
Pcs
8
MPPT range
V
450 ~820
MPPT precision
%
99%
DC voltage ripple
%
Vpp<10%
AC Output
Rated Out power
kW
250
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 <3% (Rated power)
System
Isolation

Transformer
Without
Max Efficiency
%
97.1%
98.1%
Europe standard Efficiency
%
96.5%
97.6%
Contamination Level

IV
Self standby power consumption
W
< 50
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
2460 X2200 X 800
Weight
Kg
1683kg
1000Kg
Standards

IEEE929.EN61000