Growatt MAC 50-70KTL3-X Solar On Grid Inverter Three Phase 3MPPTs

  • Category: On-Grid Inverter
  • Features
  • Growatt MAC 50-70KTL3-X LV/MV solar on-grid inverter delivers up to 98.8% efficiency with 3 MPPTs, ideal for commercial and industrial solar power systems.

Product Description

Growatt MAC 50-70KTL3-X Solar On Grid Inverter Three Phase 3MPPTs 

The Growatt MAC 50-70KTL3-X LV/MV Solar On-Grid Inverter is a high-efficiency three-phase grid-tied inverter designed for commercial and industrial solar power systems. With a power range of 50kW to 70kW and maximum efficiency of up to 98.8%, it helps maximize solar energy conversion and improve system performance.

Featuring 3 MPPT trackers, the Growatt MAC series supports flexible PV system design and is compatible with high-power solar modules. Its advanced protection functions, IP65-rated enclosure, and smart operation and maintenance capabilities make it a reliable solution for commercial rooftops, industrial facilities, and large-scale distributed solar installations.

Available in low-voltage (LV) and medium-voltage (MV) versions, this Growatt three-phase on-grid inverter offers flexible grid integration options for different commercial and industrial solar projects.

Key Features

  • High Conversion Efficiency: Maximum efficiency of up to 98.8% helps improve solar energy utilization and overall system performance.

  • 3 MPPT Trackers: Optimize solar power generation and provide flexible PV string configuration for different installation conditions.

  • Wide Power Range: Available in 50kW, 60kW, and 70kW models to meet the needs of commercial and industrial solar power systems.

  • High-Power Module Compatibility: Designed to work with high-power PV modules for efficient commercial solar installations.

  • Comprehensive Protection: Type II surge protection on both DC and AC sides and an IP65 protection rating enhance system safety and durability.

  • Smart Monitoring and O&M: Local app configuration and online smart service support convenient system monitoring, configuration, and maintenance.

  • Flexible Grid Integration: LV and MV model options accommodate different three-phase grid requirements for commercial and industrial PV projects.

Technical Specifications

DatasheetMAC 50KTL3-X LVMAC 50KTL3-X MVMAC 60KTL3-X LVMAC 60KTL3-X MVMAC 70KTL3-X MV
Input Data(DC)
Max. recommended PV power for module STC75000W75000W90000W90000W105000W
Max.DC voltage1100V1100V1100V1100V1100V
Start voltage250V250V250V250V250V
Nominal voltage600V700V600V700V700V
MPPT voltage range200V-1000V200V-1000V200V-1000V200V-1000V200V-1000V
No. of MPP trackers33333
No. of PV strings per MPP tracker4/3/34/3/34/4/44/4/44/4/4
Max. input current per MPP tracker52A/39A/39A52A/39A/39A52A/52A/52A52A/52A/52A52A/52A/52A
Max. short-circuit current per MPP tracker55A55A55A55A55A
Output Data(AC)
Rated AC output power50000W50000W60000W60000W70000W
Max. AC apparent power55500VA55500VA66600VA66600VA77700VA
Nominal AC voltage (range*)230V/400V (340-440V)277V/480V (425-540V)230V/400V (340-440V)277V/480V (425-540V)277V/480V (425-540V)
AC grid frequency (range*)50/60 Hz (45-55Hz/55-65 Hz)50/60 Hz (45-55Hz/55-65 Hz)50/60 Hz (45-55Hz/55-65 Hz)50/60 Hz (45-55Hz/55-65 Hz)50/60 Hz (45-55Hz/55-65 Hz)
Max. output current80.5A66.9A96.6A80.2A93.6A
Adjustable power factor0.8leading …0.8lagging0.8leading …0.8lagging0.8leading …0.8lagging0.8leading …0.8lagging0.8leading …0.8lagging
THDI<3%<3%<3%<3%<3%
AC grid connection type3W+N+PE3W+PE3W+N+PE3W+PE3W+PE
Efficiency
Max. efficiency98.8%98.8%98.8%98.8%98.8%
European efficiency98.5%98.5%98.5%98.5%98.5%
MPPT efficiency99.9%99.9%99.9%99.9%99.9%
General Data
Dimensions(W / H / D)680/508/281mm
Weight52kg
Operating temperature range- 25℃ ... +60℃
Nighttime power consumption<1W
TopologyTransformerless
CoolingSmart air cooling
Protection degreeIP65
Relative humidity0~100%
Altitude4000m
DC connectionH4/MC4(Optional)
AC connectionCable gland+OT terminal
DisplayOLED+LED/WIFI+APP
Interfaces: RS485 / USB /WIFI/ GPRS / RFYes/Yes/Optional/Optional/Optional
Warranty: 5 years / 10 yearsYes/Optional
CertificationsCE, IEC62116, IEC61727, IEC60068, IEC61683, IEEE1547