Specifications
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Model
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GTB-600
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GTB-700
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GTB-800
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Recommended solarpanelinputpower(W)
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200-300W*2
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250-350W*2
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275-400W*2
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Number of DC input connections(group)/DC
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MC4*2
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Maximum DC input voltage
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52V
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Operating voltage range
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20-50V
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Start-up voltage
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18V
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MPPT tracking range/MPPT
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22-50V
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MPPT tracking accuracy /MPPT
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>99.5%
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Maximum DC input current
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12A*2
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Rated power output
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550W
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650W
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750W
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Maximum output power
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600W
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700W
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800W
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Rated output voltage
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120V
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230V
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Output voltage range
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90-160V
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190-270V
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Rated AC current (at 120V)
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5A
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5.83A
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6.6A
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Rated AC current(at 230V)
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2.6A
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3A
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3.47A
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Rated output frequency
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50Hz
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60Hz
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Output frequency range
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47.5-50.5Hz
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58.9-61.9Hz
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THD
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<5%
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Power factor
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>0.99
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Maximum number of branch circuit connections
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@120VAC: 5set*1 /@230VAC: 10set*1
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Maximum conversion efficiency
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95%
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94.5%
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94%
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CEC efficiency/ CEC
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92%
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Night losses
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<80mW
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Over/under voltage protection
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yes
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Over/under frequency protection
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yes
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Anti-islanding protection
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yes
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Over current protection
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yes
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Over load protection
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yes
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Over temperature protection
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yes
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Protection class
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IP65
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Working environment temperature
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-40ºC - +65ºC
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Weight
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2.5kg
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Indication light quantity
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Working status/ LED light*1 + Wifi Signal led light*1
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Communication connection mode
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Wifi/2.4G
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Cooling method
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Natural cooling(no fan)
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Working environment
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Indoor and outdoor
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Certification standards
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EN61000-3-2, EN61000-3-3, EN62109-2. EN55032, EN55035, EN50438
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Q1: How to install and use the solar inverter?
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A1: We have the English teaching manual and videos; All the videos about every step of machine Disassembly, assembly, operation will be sent to you.
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Q2: What if I don't have import experience ?
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A2: We have reliable forwarder agent which can ship items to you by sea/air/Express to your doorstep. Any way, we will help you choose the most suitable shipping service.
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Q3:Can you provide the free shipping to sea port ?
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A3:Yes, we provide the free shipping to your convenient sea port. If you have agent in China, we can also ship it to them for free.
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Q4: How is your technical support?
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A4: We provide online service through Email. Any problem after delivery, we will offer you video call anytime, our engineer will also go to oversea help our customers if necessary.
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Q5: How can I make sure it's a secure transaction ?
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A5: Alibaba can protect buyers' interest, all of our transation will go through alibaba platform.As you do the payment, the money will go directly to Alibaba bank account.After we send your the items and you comfirm the detailed information, Alibaba will release us the money.
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