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20kw single phase off grid type dc to ac inverter
1) With SPWM technology controlled by CPU, pure sine wave output, AVR output;
2) Automatic switch, realize unattended function;
3) AC priority or DC priority selectable;
4) 50HZ, 60HZ automatically detect output conversion;
5) Wide input range: 110V(75V-140V)/220V(145V-275V)
6) Applying to capacitive load, inductive load and nonlinear mixed load;
7) Communication function: USB interface/SNMP remote control/GSM SMS function;
8) Perfect protection function: input over/low voltage, overload, short circuit, low battery voltage, over temperature etc.

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Model |
8KW |
10KW |
12KW |
15KW |
20KW |
25KW |
30KW |
40KW |
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Instant power |
Three times |
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DC Input |
DC voltage |
96V/192V/240V |
192V/240V |
240V/360V |
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Battery No. |
12V battery: 1pcs/2pcs/4pcs/6pcs |
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Battery type |
Maintenance-free lead-acid batteries |
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AC Input |
Phase |
Single Phase |
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Frequency |
50Hz ± 10% |
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AC input |
110V(75-140V)/220V(145-275V) (L+N+G) |
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AC AVR output |
110/220VAC (L+N+G)±10% |
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AC Charger (option) |
Floating charge voltage |
DC96V:116V/ DC192V:232/ DC240V:290V/ DC360V: 435 |
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Overcharge protect voltage |
DC96V:124V/ DC192V:248V/ DC240V:310V /DC360V: 465 |
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Charge current |
10-20A adjustable (Charging current can be customized) |
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Invert output |
Output voltage |
110V/220VAC (L+N+G) ±1% |
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Frequency |
50Hz ± 0.1% |
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THD |
≤ 3% (Linear load) |
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Dynamic response |
5% (0%~100% load) |
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Crest factor |
3:1 |
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Invert efficiency |
97% |
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Man-machine interface |
LCD display panel |
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Alarm |
Buzzing and LCD screen flicker |
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Protection function |
Ac overvoltage/under voltage, DC overvoltage/under voltage, Overload, Output short circuit, battery overcharge/overdischarge |
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Overload capacity |
120% 30s; 125% 10s; 150% 0s |
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Communication interface |
USB/RS232/SNMP/Wifi(option) |
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Protection class |
IP21 |
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Surge handling capability |
10/700US,5KVA;8/20US,20KA |
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Noise dB |
≤45db |
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Cooling mode |
Forced ventilation |
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Ambient Temperature |
Temperature 0-40℃, relative humidity 10%-90%, elevation<1000m |
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Q: Are you a factory?
A: Yes, we are a manufacturer of pure sine wave inverter, solar controller and UPS, AVR.
Q: Are you inverter pure sine wave output?
A: Yes, All are true pure sine wave.
Q: What kind of output you can do?
A: Normally single phase 110V 120V 220V 230V 240V 50/60Hz
Q: How long is your factory?
A: It's over 17 years. Before we focused on domestic market. From 2013, we set up our oversea sales department.
Q: What’s the delivery time?
A: 3 - 7 days for sample; 10 to 25 days for bulk order.
Q: What’s the payment term?
A: T/T, Alibaba Trade Assurance, Western Union, Paypal, L/C, D/P.
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