28kw Three Phases Grade- Tied Solar Inverter

Model NO.: MRST28KTL Certification: CCC, ISO9001, CE, SAA, IEC Grid Type: Grid Inverter Circuit Topologies: Transformerless Type: DC/AC Inverters Output Voltage: 3/N/PE 380V/400V/415VAC Output Current: 34A MPPT Efficiency: 99.9% Warranty: 5-Year Transport Package: Honeycomb Box with Pallet or Wooden Box Origin: Weifang Shandong Nature of Source Flow: Active Inverter Output Power: >1000W Output Type: Triple Nature of Wave String: Sine Wave Inverter Input Voltage: 176-276VAC Output Frequency: 50Hz/60Hz Certificate: VDE4105, IEC, SAA, G83, C10/11, Inmetro,CQC Max.Efficiency: 97.7% Trademark: Mingweilang Specification: Town Series HS Code: 8504403090
  MRST25KTL/28KTL/30KTL 3Phase On-Grid Grid-tied
Solar Inverter
Features Transformerless with the three level Topology Dual MPPT inputs at wide voltage range Compact structure design Max efficiency up to 98.3% PV input intelligent conjunction Flexibility Indoors and outdoors usage (IP65) Easy installation and free maintenance RS485/WiFi(optional) communication Multi-lingual display with large LCD screen Reliability Reliable protection for over/under voltage,anti-islanding, short circuit, overload, etc. 5-year quality warranty extends to 15 years(optional) exclusively Comply with NB/T 32004-2013,CQC etc. ST On-Grid 3phase Series ST Three Phase On grid Series string inverters with optical 3-level topology aim to be best choicefor small-middle commercial solar PV plant (10KW-10MW).Thanks to worldwide end users, ST series has been proved to be outstanding for its performance for smalland middle solar plants, with high power income and lowest building/maintenance costs! Technical Data

Inverter Model	MRST25KTL	MRST28KTL		MRST30KTL
Input (DC)
Recommend Max DC power	26500W	30000W		32000W
Max DC voltage	1000V	1000V		1000V
Full load MPPT Voltage Range  /Rated Voltage	450-800V/610V	470-800V/610V		500-800V/610V
Max input current input A/input B	32A/32A	32A/32A		32A/32A
Start up voltage /on-grid voltage	160V/200V	160V/200V		160V/200V
Number of MPP trackers  /Strings per tracker	2/5	2/5		2/5
Output (AC)
ACnominal power(@230V,50HZ)	25000W	28000W		30000W
Max nominal apparent power	27500VA	30800VA		33000VA
Nominal AC voltage	3/N/PE;220/380V	3/N/PE;220/380V		3/N/PE;220/380V
	3/N/PE;230/400V	3/N/PE;230/400V		3/N/PE;230/400V
	3/N/PE;240/415V	3/N/PE;240/415V		3/N/PE;240/415V
AC voltage range	176 ~ 270V	176 ~ 270V		176 ~ 270V
AC grid frequency	50HZ/60HZ	50HZ/60HZ		50HZ/60HZ
Max output current	42A	47A		50A
Power factor(adjustable)	1	1		1
Harmonics(THD)	0.8leading-0.8lagging	0.8leading-0.8lagging		0.8leading-0.8lagging
AC nominal power(@230V,50HZ)	< 3%	< 3%		< 3%
Efficiency
Max efficiency	98.3%	98.3%		98.3%
Euro efficiency	98.0%	98.0%		98.0%
MPPT efficiency	99.9%	99.9%		99.9%
General data
Dimensions (W / H / D)	580/800/200mm		580/800/200mm	580/800/200mm
Weight	60Kg		60Kg	60Kg
Operating temperature range	-25ºC ~60ºC		-25ºC ~60ºC	-25ºC ~60ºC
Degree of protection (according to IEC 60529)	IP65		IP65	IP65
Climatic category (according to IEC 60721-3-4)	4K4H		4K4H	4K4H
Internal consumption: (night)	<1W		<1W	<1W
Cooling concept	Fan		Fan	Fan
PV connection	Common Connector/Intelligent Conjunction (Optional)
Noise (typical)	< 50 dB		< 50 dB	< 50 dB
Communication(RS485/WiFi)	Yes/Opt.		Yes/Opt.	Yes/Opt.
Warranty(5 / 10 / 15 years)	Yes/Opt./Opt.		Yes/Opt./Opt.	Yes/Opt./Opt.

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