- Contact Person : Ms. Du Cris
- Company Name : Beijing Epsolar Technology Co., Ltd.
- Tel : 86-10-82894112,82894962
- Fax : 86-10-82894882
- Address : Beijing,Beijing,2nd Floor, BLDG 1, Binbin Group,No 512 Changping Road, Dingfuhuangzhuang,Huilongguan Town,
- Country/Region : China
- Zip : 102206
Epsolar High efficiency Off-grid pure sine wave inverter 300W, 12V/24V-220V
Pure Sine Wave Inverter STI series
STI series is a sine wave power frequency inverter which can convert 12V or 24V DC to 220V AC 50Hz based on full digital and intelligent design. It features high reliability, high efficiency, concise outline, small volume, full protection functions, easy installation and operation. The inverter can be applied in many fields especially for solar photovoltaic power system.
Features:
Complete isolation-type inverter technology, noiseless sine AC voltage of output
Adoption of advanced SPWM technology, pure sine wave output
Dynamic current loop control technology to ensure inverter reliable operation
Wide DC input voltage range
Excellent EMC design
Low output harmonic distortion(THD≤3%)
LED indicators for input voltage range, load power range, normal output & failure state
Load short-circuit, overload, under/over input voltage and over-temperature protections and alarms, inverter’s inner fault protections
Fitted for many kinds of AC loads such as household appliances, electric tools and industrial devices
Wide working temperature range (industrial level)
Electronic protection:
Output Short Circuit Input low voltage Input over voltage
Inverter abnormal protection Overload Overheating protection
Model | STI 200/12-220 | STI300/12-220 | STI300/24-220 | STI500/24-220 |
Input Rated Voltage | 12V | 24V | ||
Input Voltage Range | 10.5~16VDC | 21~32VDC | ||
No-Load Current | ≤5W | ≤7W | ||
Output Voltage | AC220V±3% | |||
Rated Power | 200VA | 300VA | 500VA | |
Max. Short Time Power | 300VA 10 Seconds | 450VA 10 Seconds | 750VA 10Seconds | |
Surge Power | 400VA 1.5 Seconds | 600VA 1.5Seconds | 1000VA 1.5 Seconds | |
Output Mode | Single Phase | |||
Wave Form | Pure Sine Wave | |||
Frequency | 50Hz±0.5% | |||
Output Waveform Distortion | THD≤ 3% | |||
Efficiency at Rated Power | ≥81% | ≥81% | ≥84% | ≥85% |
Overall Dimension | 315*166*101mm | 325*187*112mm | ||
Mounting dimension | 200*154mm | 200*175mm | ||
Net weight | 4.5kg | 5.3kg | 5.3kg | 7.3kg |
Working temperature | 25°C~ +50°C | |||
Storage temperature | -35°C~ +70°C | |||
Humidity | < 95%(non-condensation) | |||
Altitude | < 5000m | |||
Epsolar High efficiency Off-grid pure sine wave inverter 300W, 12V/24V-220V
