Hybrid Inverter WD8-SP
Low frequency transformer, high safety, strong overload ability and Multifuntcion archieved by one device, such as independent loading, AC charge
- Multi-setting
- PV priority mode or AC priority mode
- Choose the charging current based on the configured capacity of the battery
- High reliability: Double MCU digital control
- Independent MPPT (Maximum Power Point Tracking) control microprocessor system
- Independent inverter microprocessor control system
- Isolated and pure sine wave technology
- LCD + LED display
- Wide input range
- High-speed synchronous conversion
- Friendly alarm system
- Online protection function
- Frequency auto adaptive
- Intelligent No-load auto shutdown technology (optional)
- Intelligent minitoring (RS232, USB, or SNMP card, optional)
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Inverter Specification |
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Power |
8KW |
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Battery voltage |
192Vdc |
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Working mode |
PV priority/AC priority optional |
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PV |
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MPPT voltage range |
192Vdc-400Vdc |
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Max. charge current |
10-60A |
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PV panels configuration (Suggestion)(Vmp) |
240-284Vdc |
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PV panels configuration (Suggestion)(Imp) |
≤60A | |||||||
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Conversion efficiency |
≥98% | |||||||
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Display |
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Panel indicator |
LCD+LED Panel display |
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AC mode |
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Input voltage range |
165Vac-275Vac |
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Input frequency range |
40-70Hz (auto transfer to battery mode. If beyond this range) |
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Output voltage precision |
220Vac± 5% |
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Input power factor |
≥0.8 | |||||||
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Max. efficiency |
88% (inverter on) |
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Overload |
110% transfer to bypass in 255s. 120% go to bypass in 60s. 150% go to bypass in 10s. |
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Max. charging current |
12A |
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Short circuit protection |
Electronic limited current output or turn bypass, air breaker protection |
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Inverter mode |
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Output voltage |
220Vac± 5% |
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Output frequency |
50Hz/60Hz ± 1% Frequency self-adjusted |
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Output power factor |
1 | |||||||
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Distortion |
<5% Linear load |
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PC-AC transfer time |
0ms |
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Max. efficiency |
≥92% | |||||||
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Overload |
110% transfer to bypass, in 255s or shutdown, 120% go to bypass or shutdown in 60s, 150% go to bypass or shutdown in 10s |
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Eco Mode (Optional) |
When Load <5%, system will turn to bypass power supply (utility) in 1min |
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Short circuit |
Electronic limited current output, turn the bypass or system to be automatic shutdown |
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Alarm |
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AC fails |
1/4 automatic sound elimination after 40s | |||||||
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Battery low voltage |
5/1s | |||||||
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Overload |
1/1s | |||||||
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Communication (Optional) |
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Communication interface |
RS232/USB/RS485/SNMP |
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Dry contact |
PV failure, battery low voltage, overload, bypass, inverter failure, remote start generator dry contact signal |
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Others |
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Output connection |
Terminal blocks |
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Surge protection |
Optional | |||||||
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EMC |
Accord with EN62040-2:EN61000-3-2-2006:EN61000-3-3:2008 |
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IP class |
IP20 |
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Ambient temperature |
0°C – 40°C |
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Ambient humidity |
10% – 90% (Non Condensed) |
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Noise |
≤50dB | |||||||
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Working attitude |
2000m (Every 100m increase derating 1%) |
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Dimension (WxDxH)mm |
560x265x725 |
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Packing dimension (WxDxH)mm |
662x360x905 | |||||||
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Weight |
85 |
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Packing Weight |
94 |
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Hybrid Inverter WD7-SP
Low frequency transformer, high safety, strong overload ability and Multifuntcion archieved by one device, such as independent loading, AC charge