Three Phase Grid-tied iMars BG 15KTR/20KTR/30KTR/50KTR Solar Inverter

iMars BG


– Wider voltage range, adapt to all kinds of solar panels and string configuration.
– Dual MPPTs allow unbalanced input power. One MPPT max. input power is up to 60% of total input.
– Adopt combined technology of T-type three level topologies and SVPWM.


– AC output power is adjustable between 1-100%
– Grid self-adaptation, no N-line AC design to meet various grid access requirements.
– Integrated global monitor management, APP with one-button registration.


– IP65 protection level, suitable for various installation environments.
– Advanced film bus capacitors, latest thermal simulation technology for longer lifespan.


– High power density, small size.
– Modular design, easy to maintain.



Input (DC)
Max. DC input power (W)18000208003300066000
Max DC input voltage (V)10001100
Starting voltage (V) / Min. operation voltage (V)200/180300/280200/570
MPPT range (V)180-800280-800570-950
Quantity of MPPT / String per MPPT2/22/31/12
Max. DC current (A) per MPPT x Quantity of MPPT21x225x233x290x1
Output (AC)
Rated output power (W)15000200003000050000
Max. AC output current (A)24.1324872.5
Max. output power (W) (PF=1)15000200003000055000
Max. apparent power (VA)15000200003000055000
Power factor-0.8~+0.8(adjustable)
THDi< 3% (at rated power)
Nominal output voltage (V) / frequency (Hz)230/400V;220/380V, 3L+N+PE/3L+PE, 50/60
Max. efficiency98.30 %98.40 %98.50 %98.90 %
Euro- efficiency97.80 %98.00 %98.00 %98.50 %
MPPT efficiency99.90 %
ProtectionDC breaker, AC short-circuit protection, Over current protection, Over voltage protection, Isolation protection, RCD, Surge protection, Anti-island protection, Over-temperature protection, Ground fault monitoring, etc.
General data
Display3.5 inches LCD display, support backlit display
LCD languageEnglish, Chinese, German, Dutch
Communication interfaceRS485 (standard); WiFi, Ethernet (optional)
Cooling methodSmart cooling
Protection degreeIP65
Night self consumption (W)< 0.5
Operating temperature range-25℃ ~ +60℃ (derate after 45℃)
Relative humidity4 ~ 100%, condensation
Dimension (H x W x D mm)610x480x204660x520x250810x645x235
Weight (kg)385253
Grid qualificationDIN VDE 0126-1-1:2013, VDE-AR-N 4105:2011, DIN VDE V 0124-100:2012, IEC 61727(IEC62116),
AS/NZS 4777.2:2015, NB/T32004-2013, IEC 60068-2-1:2007, IEC 60068-2-2:2007, IEC 60068-2-14:2009, IEC 60068-2-30:2005, IEC 61683:1999, C10/11:2012, G59/3-2:2015, EN 50438:2013, Leader, ZVRT, PEA
Safe certificates / EMC certificatesIEC 62109-1:2010, IEC 62109-2:2011, EN 61000-6-2:2005, EN 61000-6-3:2007/A1:2011
Factory warranty (years)5(standard)/10(optional)