SG125CX-P2

Multi-MPPT String Inverter for 1000 Vdc System

HIGH YIELD SMART O&M

12 MPPTs with max. efficiency 98.5% Key component diagnosis and protection
DC 15A current input, compatible with over Smart IV Curve Diagnosis
500W+ PV module Grid fault record function, easy for remote
Dynamic shading optimization mode O&M

LOWER INVESTMENT PROVEN SAFETY

Compatible max. 240mm2 Al AC cables IP66 protection and C5 Anti-corrosion
Drawer-style cable sealing plate support DC Type I+II SPD, AC Type II SPD
AC cable pre-assembly Support AFCI 2.0 function

CIRCUIT DIAGRAM EFFICIENCY CURVE

100%

MPPT 98%
DC1 (Boost1)
L1
DC EMI AC AC AC
L2 96%
Filter Filter Relay EMI
Eff iciency

Filter
MPPT L3
DC12 ( Boost12)
N
94% Vdc= 550V

current DC DC SPD DC Bus Inverter Circuit AC SPD PE 92% Vdc= 600V

Monitoring Switch (DC/AC)

Vdc= 850V
90%

88%
0% 20% 40% 60% 80% 100%
Normalized Output Power

© 2024 Sungrow Power Supply Co., Ltd. All rights reserved. Subject to change without notice. Version 5
 Type designation SG125CX-P2
Input (DC)
Recommended max. PV input power 175 kW
Max. PV input voltage * 1100 V
Min. PV input voltage / Startup input voltage 180 V / 200 V
Rated PV input voltage 600 V
MPPT voltage range ** 180 V – 1000 V
No. of independent MPP inputs 12
No. of PV strings per MPPT 2
Max. PV input current 360 A ( 30 A * 12 )
Max. DC short-circuit current 480 A ( 40 A * 12 )
Max. current for DC connector 30 A
Output (AC)
Rated AC output power 125 kW
Max. AC output apparent power 125 kVA
Max. AC output current 181.1 A
Rated AC output current( at 230V ) 181.1 A
Rated AC voltage 3 / N / PE, 230 V / 400 V
AC voltage range 320 V – 480 V
Rated grid f requency 50 Hz / 60 Hz
Grid f requency range 45 Hz – 55 Hz / 55 Hz – 65 Hz
Harmonic ( THD ) < 3 % ( at rated power )
Power factor at rated power / Adjustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / AC connection 3 / 3-N-PE
Efficiency
Max. efficiency / European efficiency 98.5% / 98.3%
Protection & function
Grid monitoring Yes
DC reverse polarity protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Surge protection DC Type I + II / AC Type II
Ground fault monitoring Yes
DC switch Yes
PV string current monitoring Yes
Arc fault circuit interrupter (AFCI) Yes
PID recovery function Yes
Optimizer compatibility *** Optional
General data
Dimensions ( W * H * D ) 1020 mm * 795 mm * 360 mm
Weight 89.5 kg
Mounting method Wall-mounting bracket
Topology Transformerless
Degree of protection IP66
Night power consumption <5W
Corrosion C5
Operating ambient temperature range -30 ℃ - 60 ℃
Allowable relative humidity range (non-condensing) 0 % - 100 %
Cooling method Smart forced air cooling
Max. operating altitude 4000 m
Display LED, Bluetooth+APP
Communication RS485 / WLAN ( optional ) / Ethernet ( optional )
DC connection type Evo2 ( Max. 6 mm² )
AC connection type OT / DT terminal ( Max. 240 mm² )
AC cable specification Outside diameter 30 mm - 60 mm
IEC 62109-1, EN/IEC 61000-6-1/2/3/4, IEC 61727, IEC 62116, EN 50549-1/2, UTE
Grid compliance C15-712-1, VDE V 0126-1-1, VDE-AR-N 4105:2018, VFR 2019, NC RfG, G99, UNE
217002, NTS, CEI 0-21 2019,CEI0-16 2019, NRS-097-2-1, IEC 63027
Q at night function, LVRT, HVRT, active & reactive power control and power
Grid support
ramp rate controlramp rate control
* Input voltage exceeding the MPPT operating voltage range triggers inverter protection
** Please refer to the user manual for the full load MPPT voltage range
*** For optimizer compatibility, please consult Sungrow before placing an order

© 2024 Sungrow Power Supply Co., Ltd. All rights reserved. Subject to change without notice. Version 5