Overview
| Network | SDK | Certificate | CE ISO9001, ISO9001:2008 |
| Output waveform | Pure Sine Wave Output | Application | Solar Power System Home |
| Output Type | Single | Product name | solar power inverter 250KVA 480V off grid 3 phase inverter |
| Picture Example | Type | DC/AC Inverters | |
| Place of Origin | Shandong, China | Brand Name | deming |
| Model Number | NB480-250KSZ | Protection | Short Circuit Protection |
| Rated power | 250KW | Output Frequency | 50HZ/60HZ |
| Display | LCD+LED Display | Warranty | 2 years |
| Supply Ability | 100 Piece/Pieces per Week | Output Current | 380A |
| Weight | 2400KG | Communication | RS232/RS485/USB/GPRS /wifi(optional) |
| Packaging Details | wood | Frequency | 50/60 HZ |
| Customized support | Software reengineering | Port | qingdao,shanghai,tianjin,shenzhen,guangzhou |
| Size | 2050*1300*2100MM | ||
Product Details
250KVA off grid three phase inverter technical parameters
|
Type |
ND480-250KS |
|
|
DC input |
Input rated voltage |
480 VDC |
|
Input rated current |
520A |
|
|
Input DC voltage range |
350-600 VDC |
|
|
AC input |
Allow input voltage range |
220 VAC / 380 VAC / 400 VAC ± 15% VAC |
|
Input rated current |
656A / 379A / 360A |
|
|
Bypass transfer time |
≤4 ms |
|
|
AC output |
Rated capacity |
200KVA |
|
Output rated power |
160KW |
|
|
Output rated voltage and frequency |
220 VAC / 380 VAC / 400 VAC ,50Hz / 60Hz |
|
|
Output rated current |
656A / 379A / 360A |
|
|
Output voltage accuracy |
220 VAC / 380 VAC / 400 VAC ± 2% |
|
|
Output frequency accuracy |
50Hz / 60Hz ±0.05% |
|
|
Waveform distortion (THD). (Linear load) |
≤3% |
|
|
Dynamic response time (Load 0←→100%) |
2ms |
|
|
Power factor (PF) |
0.8 |
|
|
Overload capacity |
120%,3 minutes,150%,10 second |
|
|
Crest factor (CF) |
3:1 |
|
|
Inverter efficiency |
96% |
|
|
Working Environment |
Dielectric strength |
1500VAC,1minute |
|
Noise (1m) |
≤50dB |
|
|
Ambient temperature |
-10℃~+50℃ |
|
|
Humidity |
0~90%,No condensation |
|
|
Altitude |
≤5000 m |
|
|
Production function |
Input reverse protection, input under-voltage protection, output overload protection, output short circuit protection, thermal protection |
|
|
Size |
1600*1000*2000 |
|
|
Weight |
1400KG |
|
Service guarantee As our corporate users, you enjoy the following service: (1) The machine warranty for free in 2 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.
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