ZHEJIANG SANDI ELECTRIC CO.,LTD
50KW Three Phase Off Grid Inverter

50KW Three Phase Off Grid Inverter

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Pure Sine Wave Inverter 50KW three phase Off Grid Inverter with High efficiency for solar energy system

Feature:

  • There are 2 typesofstartmode:StepdownVoltageStartandalso has a VariableFrequencyStart.
  • Theoutputfrequencycanbepre determined.
  • Theoutputvoltagecanbepre setbetween-40%to+20%ofalready calculated voltage.
  • We can pre set theDCinputvoltagerange.We can also set over voltagepoint,under voltagepoint,over voltagerevivalpoint, under voltagerecoverypoint. All thesecanbesetby means oftheLCDpanel.It is suitablefor increasingordecreasingthequantity ofbatteries,photovoltaicmodulesalsocanbeutilizedlithely.
  • Theunder voltagerecoverytimecanalso bepre set.
  • It has a puresinewaveoutput.
  • It also has an influentialdatadisplayandflawsinstructionfunction. TheLCDcanexhibitDCinputvoltage,outputfrequency, phasevoltage,phasecurrent,ACbypassinputvoltage,producedamountKWH,timeanddate,temperature, errorcodedisplay.
  • Usingthe5thgenerationresourcefuland competent IPMintelligentunitfromJapaneseMitsubishi,withhigheffectivenessand steadyperformance.Italsocomes withdominantsafe guard function;thedefenseforshortcircuit,overload,over temperatureismoresecureandconsistent.Itsworking and functionallifecanspan upto15yearsormore.
  • Its extensive inputvoltagecanbeplacedaccordingtocustomer'sneeds.The Inputvoltageseriescanbechosenfrom 100-500 volts,200 - 850 volts.
  • OutputACPowerisappropriateforallkindsofhomeappliances,LEDlamps,electricapparatus,electricmotorsand many more.
  • Highconversioneffectiveness,maximumEfficiencyis98%.
  • WithLowFrequencyTransformer,whichmake surethatinverterhashigheffectivenessandlowernoloadloss.
  • It couldaddACbypassinput:BatterypowerprecedenceorMainpowerprecedence

Technical Specification:

Model

SDP-50KW

Isolation mode

Low Frequency Transformer

DC Input

Rated voltage (Vdc)

360V

Rated current

139A

AC Output

Rated output power

50KW

Output waveform

Pure Sine Wave

Rated Voltage

380VAC±3%

Phases

3 phase 4 wire

Rated current

76A (phase current)

Frequency

50Hz or 60Hz

Rated output voltage range (V)

380/400/415/440VAC optional

Power Factor

0.9

Overload Ability

150%, 5 seconds

Efficiency

>93%

Waveform distortion rate (THD)

<3% Linear load°

Dynamic Response (0 to 100% load)

5% 50ms

Display

LCD

Running mode

Working continuously

Electrical insulation properties

2000Vac, 1 Minute

Protection Function

Protection

Input reverse polarity, under voltage, overvoltage, output over-current, short circuit, overheating etc.

Cooling method

Fan-cooled

Short-circuit protection

No automatic recovery, need to restart the machine

Working environment

Noise ( 1 meter)

50dB

Degree of protection

IP20 †indoor

Working Altitude

2000

Working temperature

-25~+55

relative humidity

0~90% non-condensing

Mechanical dimension

Depth x Width x Height

800 x 850 x 1200mm

Weight

420Kg