Hebei Mutian Solar Energy Technology Development Co., Ltd. is one of the most reliable manufacturers and suppliers of mutian inverter 3kw off grid in China, also supports customized service. Welcome to buy advanced mutian inverter 3kw off grid in stock from our factory.
How we started
NOW
continuous development
Participated in solar exhibitions in 12 countries.
Exported to 46 countries and regions.
Won praise from customers.
2021
6000 sets solar power systems
6000 sets solar power systems installed in Mongolia,commended by the government.
2018
Assistance to Kyrgyzstan and Cambodia
Undertaken the research and development project by NDRC.
Designated solar LED street light brand of China aiding Kyrgyzstan,Cambodia.
2016
CE AND RHOS
Foreign aiding Nepal Bir Hospital Training Center as the designated solar LED street light brand by China Minstry of Commerce.
Products certified by CE RHOS.
Undertaken China Department of Research and Development projects.
2012
iso9001
Certified by ISO9001 and obtain 6 patents authorization.
2010
solar street light projects
With the Beijing Olympic.
With the bidder in Beijing Olympic venues and Beijing rural reform solar street light projects.
2006
FOUNDED COMPANY
Company founded.
Developed new type LED street light with Hebei University.
Products Description of Mutian Inverter 3KW
| Model | NKH-3KW |
| Rated Power | 3000W |
| Input | |
| Voltage | 208VAC/220VAC/230VAC/240VAC |
| Selectable Voltage Range | 170-280VAC(For Personal Computers) |
| 90-280VAC(For Home Appliances) | |
| Frequency Range | 50Hz/60Hz(Auto sensing) |
| Output | |
| AC Voltage Regulation (Batt .Mode) | 208VAC/220VAC/230VAC/240VAC 士5% |
| Surge Power | 6000VA |
| Efficiency (Peak)PV to INV | 97% |
| Efficiency (Peak)Battery to INV | 94% |
| Transfer Time | 10 ms |
| Battery & AC Charge | |
| Battery Voltage | 24VDC |
| Floating Charge Voltage | 27VDC |
| Overcharge Protection | 32VDC |
| Maximum Charge Current | 60A |
| Maximum Efficiency | 98% |
| Physical | |
| Dimension D*W*H(mm) | 439*320*128 |
| Net Weight(kg) | 8 |
| Communication Interface | USB/RS232/GPRS/WIFI |
| Humidity | 5% to 95% Relative Humidity(Non-condensing) |
| Operating Temperature | 0 - 55℃ |
| Storage Temperature | -15 - 60℃ |
Mutian 3KW Inverter
Engineering Legacy: Mutian Inverter 3KW Off Grid Power Platform
Rooted in 16 Years of Global Renewable Energy Leadership
Proven Infrastructure Foundations
Evolving from Mutian's 2006 breakthrough LED street lighting research with Hebei University, the Mutian Inverter 3KW off grid inherits rugged engineering principles validated in extreme environments. Like the CE/RoHS-certified solar systems deployed for Nepal's Bir Hospital (2016), this inverter integrates military-grade protection against voltage spikes (±4000V surge suppression) and moisture ingress (IP66-rated casing) – critical for off-grid medical clinics in cyclone-prone regions.
Certified Reliability
Forged through ISO 9001 quality systems (2012 certification) and 6 patented technologies, the core design features:
• Multi-Fuel Charging: Accepts solar/grid/generator inputs with auto-source switching (<15ms transfer)
• Arctic-Grade Operation: Cold-start capability at -40°C, proven in Mongolia's 2021 6000-system deployment
• Harmonic Control: <3% THD output compatible with sensitive medical imaging equipment
Intelligent Power Management
The 4.3-inch LCD evolves from Mutian's NDRC R&D projects (2018 Kyrgyzstan/Cambodia aid), displaying:
1. Energy flow: Solar harvest vs. load consumption
2. Fault diagnostics: 38 error codes with historical logging
3. Remote programming: Voltage parameters adjustable for lead-acid/LiFePO₄
Tactile buttons enable field configuration even in dusty conditions – a necessity learned from Mongolian Gobi Desert installations.
Q&A
Q: How does Kyrgyzstan's -35°C winter deployment validate performance?
A: During China's 2018 aid mission, Mutian systems ran ventilator units continuously at Bir Hospital. The Mutian Inverter 3KW off grid incorporates:
• Self-heating battery pads activating below -20°C
• Electrolytic capacitor replacement with polymer film (-55°C endurance)
• Viscous damping in PCB mounting to prevent solder joint fracture
Q: Why choose this inverter for disaster response?
A: Mirroring Nepal's 2016 hospital project requirements:
① EMP shielding to withstand electromagnetic pulses during wildfires
② Seismic-resilient component mounting (tested to IEC 60068-3-3 5.9g vibration)
③ Salt-fog corrosion resistance exceeding 3000hrs (validated in Cambodia coastal sites)
Q: Can it integrate with existing grid infrastructure?
A: Yes. Like Beijing's 2010 Olympic venues integration:
• Automatic grid-synchronization (±0.5Hz accuracy)
• Zero-export mode for areas with unstable utility connections
• NDRC-compliant voltage/frequency ride-through (175-280VAC range)
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