EXPLOSION PROOF 20KW OFF-GRID INVERTERis provided with high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function overload, short circuit, low over battery voltage, improper operation etc, which wont cause mechanical failures. This Inverter is very suitable for mining area, coal mine, gas station, solar power systems and electric power distribution system. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply.
Application Scope
- Underground coal mines, wineries, chemical plants, etc.
- Flour mills, Aluminum powder plant, Metal mine factory, Graphite factory.etc.
- Indoor (IP54) or outdoor(IP65)
Features
- 4.0 thick steel plate seamless welding, surface spray, beautiful appearance.
- Explosion-proof standard is EXdIIBT4.
- Built in low frequency isolation transformer, strong ability of anti-interference.
- Widespread application: DC to AC, Single phase to Three phase, High voltage to Low voltage or Low voltage to High voltage.
- Pure sine wave output, quick instant response speed
- Excellent performance of taking load, it can take a variety of loads, such as: halide lamps, motors, welding machines, precision machine tools, fluorescent lamps, energy-saving lamps, etc.
- With over-current, over load, under voltage, over voltage, short circuit, over heating and other protection.
- With good performance of anti-dust, waterproof, shockproof.
- Can be 7 x 24 hours continuously working
- Can be customized according to customers requirements.
Technical Parameters
DC Input
- DC input: 96/120/144/192/240/300/360/480/540/600Vdc
AC Bypass Input: Optional
Isolation mode: Low frequency transformer
Enclosure: EXdIIBT4
AC Output
- Rated output power: 5kw-50kw
- Pure sine wave
- AC output voltage: 110/120/220/230/240/380/400/415/440/480VAC (optional)
- Output phase: Single phase or Split phase or Three phase
- Frequency: 50hz or 60hz
- Power Factor: >0.95
- Inverter efficiency: >94%
- LCD Display
- Voltage accuracy: Load balancing<1%, Unbalance <5%
- THD: linear load, 2%, nonlinear load >3%
- No load amps: 2% of inverter size depending on DC voltage (1000 watts / DC input voltage = amps)
Protections
- Overload 150% for 5 seconds, 120% for 35 seconds
- Input reverse polarity
- Under voltage
- Over voltage
- Output over current
- Short circuit
- Over temperature
- Fan cooled, Always on
- Short circuit: no automatic recovery. Restart required
- <50dB
- Operating temperature: -25 to 55 Celsius
- Humidity: 90% non-condensing
- Degree of protection: IP65(Outdoor)
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