wholesale Off-Grid Solar Inverter 8KW manufacturer,supplier,factory,Provider,exporter for sale
● Independent MPPT control microprocessor system
● Independent inverter control microprocessor system featured with high-speed online stabilization
● Advanced SPWM technology, high-speed power MOS
● MPPT control using PWM technology enable to bear the maximum PV open-circuit voltage
● Operating mode selectable: PV priority or utility power priority
● Charging current selectable according to configured battery
● AC input with effective online synchronous stabilization technology
● Auto-tracking mains phase to ensure that inverter output voltage has same phase with utility voltage, reducing transfer time and peak surge
● No-load auto shutdown function (optional)
● Automatic frequency selection
● Auto Power-On/Off function; real-time monitoring, test and intelligent startup / shutdown by RS232 or USB interface communicating with PC; remote monitoring by optional SNMP networks
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MODEL |
GF3000 |
GF4000 |
GF3000 |
GF5000 |
GF6000 |
GF8000 |
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Rated power |
3 kW |
4 kW |
3 kW |
5 kW |
6 kW |
8 kW |
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Operating mode |
PV priority / AC priority |
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PV INPUT |
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Max. input power |
5760 W |
7680 W |
11520 W |
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Max. input voltage |
200 Vdc |
400 Vdc |
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Rated input voltage |
130 Vdc |
260 Vdc |
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Start-up voltage |
≥ Battery voltage |
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Max. input current |
60 A |
40 A |
60 A |
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MPPT voltage range (Full load) |
120 ~ 142 Vdc |
240 ~ 284 Vdc |
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Number of MPPTs |
1 |
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AC INPUT |
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Input voltage |
165 ~ 275 Vac |
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Input frequency |
40 ~ 70 Hz (overclocking: auto transfer to DC power supply) |
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OUTPUT |
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Output voltage |
220 Vac ± 5% |
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Output frequency |
50 / 60 Hz ± 1% (auto-sensing) |
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Rated output current |
13.6 A |
18.2 A |
13.6 A |
22.7 A |
27.3 A |
36.4 A |
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Power factor |
1 |
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Waveform |
Sinusoidal |
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THD |
THDu ≤ 5％ (Linear load) |
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BATTERIES |
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Battery type |
Lead-acid battery |
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Battery voltage |
96 Vdc |
192 Vdc |
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Charging current |
PV mode |
10 / 20 / 30 / 60 A (optional) |
10 / 20 / 30 / 40 A (optional) |
10 / 20 / 30 / 60 A (optional) |
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AC mode |
8 A |
6 / 8 / 10 / 12 A (optional) |
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TRANSFER TIME |
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PV ↔ AC |
0 ms |
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EFFICIENCY |
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Max. efficiency |
92% |
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MPPT efficiency |
≥ 98% (max.) |
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OTHERS |
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Protections |
Over/under voltage, over/under-frequency, output overload, short-circuit, overtemperature, battery low voltage, overcharge, PV reverse polarity |
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Communications |
RS232 / USB / RS485 / dry contacts (standard), SNMP (optional) |
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Display |
LCD + LED |
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Standards |
EN61000-6-2, EN61000-6-4, EN61000-3-3, EN62040-1, EN62109-1, EN62109-2 |
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IP rating |
IP 20 |
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Operating temperature |
0℃ ~ 40℃ |
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Relative humidity |
10% ~ 90% (non-condensing) |
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Altitude |
2000 m (derating 1% for each additional 100 m) |
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Noise level at 1 m |
≤ 50 dB |
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Dimensions (W × D × H) (mm) |
265 × 560 × 725 |
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Packaged dimensions (W × D × H) (mm) |
360 × 662 × 905 |
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Net weight (kg) |
76 |
80 |
60 |
67 |
69 |
85 |
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Gross weight (kg) |
85 |
89 |
69 |
76 |
78 |
94 |
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Established in 1989, 2.329 billion CNY registered capital, East is an Excellent Listed Company (stock code 300376) and a global 5G+ Digital Industry and Smart Energy System Solutions Provider. As a focused high-tech enterprise in The Nation Class Lighted Torch Plan, East is National technology innovation demonstration enterprises, Global Top 500 new energy enterprises, and the Winner of National May 1st Labor Award. With 268 representative offices around China. East’s service has spread in more than 140 countries’ partners and customers around the world.
East is engaging in 3 strategic business sectors covering 5G+ smart energy(UPS/EPS power supply, 5G base station power supply, rail transit power supply, military power supply), big data(cloud computing/edge computing data center, IT infrastructure), smart energy(photovoltaic inverters, wind energy converters and power generation systems, lithium batteries and energy storage systems, charging pile modules and systems, micro-grid network and smart distribution network), and is a provider of global digital industry and smart energy integrated solution.
