50KW Inverter Three Phase Off-Grid Sine-Wave Solar Inverter
40KW 220V 240V 380V
Off Grid Pure Sine Wave Power Inverter-Off Grid Wind Solar System
Function Introduction:
1. using IGBT from Mitsubishi or Infineon company as the power components
2. using American ATEMEL company microprocessor as figure controller
3. perfect protection and warning functions
4. circuit frame compact, Max. Efficiency≥94%
5. with wide input voltage range
6. RS232/485 communication, multi communication interface can be selected
7. big-screen English LCD or LED, perfect display, interface-friendly
8. Isolate Trasnformers built-in, filtering and can supply inductive loads, water pumps, motors etc.
Technical parameters of 50KW Inverter Three Phase Off-Grid Sine-Wave Solar Inverter 40KW 220V 240V 380V
Type |
NB220-50KSZ |
NB240-50KSZ |
NB380-50KSZ |
|
DC input |
Input rated voltage |
220Vdc |
240Vdc |
380 VDC |
Input rated current |
227A |
208A |
132 A |
|
Input DC voltage range |
180-300 |
200-335 |
300-490VDC |
|
AC input (AC Bypass) |
Allow input voltage range |
220 VAC / 380 VAC / 400 VAC ± 15% VAC |
||
Input rated current |
139A / 76A / 72.5A |
|||
Bypass transfer time |
≤4 ms |
|||
AC output |
Rated capacity |
50KVA |
||
Output rated power |
40KW |
|||
Output rated voltage and frequency |
220 VAC / 380 VAC / 400 VAC,50Hz / 60Hz |
|||
Output rated current |
139A / 76A / 72.5A |
|||
Output voltage accuracy |
220 VAC / 380 VAC / 400 VAC ± 2% |
|||
Output frequency accuracy |
50Hz / 60Hz ±0.05% |
|||
Waveform distortion (THD). |
≤3% |
|||
Dynamic response time |
5% |
|||
Power factor (PF) |
0.8 |
|||
Overload capacity |
120%,3 minutes,150%,10 second |
|||
Crest factor (CF) |
3:1 |
|||
Inverter efficiency |
90% |
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Working Environment |
Dielectric strength |
1500VAC,1minute |
||
Noise (1m) |
≤50dB |
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Ambient temperature |
-10℃~+50℃ |
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Humidity |
0~90%,No condensation |
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Altitude |
≤5000 m |
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Pure Sine Wave |
Yes |
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Equipped with copper transformer |
Yes |
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If solar charger available |
Yes |
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AC Charger |
Optional |
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Production function |
Input reverse protection, input under-voltage protection, output overload protection, output short circuit protection, thermal protection |
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Size(mm) |
760*1400*1600mm |
|||
Weight(kg) |
550kg |
Service guarantee
As our corporate users, you enjoy the following service:
(1) The machine warranty for free in 1 year;
(2) Technical support;
(3) Within 24 hours for respond after receiving notification;
(4) Cost maintenance forever.
When you confirm the failure of equipment, please promptly contact us and provide the equipment model and complete description of the problem.
However, any of the following situation happened, are not included in the warranty:
(1) Non-permitted by the company, went ahead with repair and damage;
(2) Install or modify arbitrarily;
(3) Incorrect operation or use;
(4) Do not depending on the manual to do cleaning or maintenance;
(5) Abnormal environment condition exceed the specifications, result in damage;
(6) The deliberate destruction of man-made;
(7) Irresistible natural disasters.