SG33CX/SG40CX/SG50CX

Technical Data

Input (DC)
Max. PV input voltage 1100 V
Min. PV input voltage / Start-up input voltage 200 V / 250 V
Nominal PV input voltage 585 V
MPP voltage range 200 – 1000 V
MPP voltage range for nominal power 550 – 850V
No. of independent MPP inputs 3
4
5
Max. number of PV strings per MPPT 2
Max. PV input current 78A
104A
130A
Max. current for input connector 30A
Max. DC short-circuit current 120A
160A
200A
Output (AC)
AC output power 36.3 kVA @ 40 ℃ /33 kVA @ 45 ℃
44 kVA @ 40 ℃ /40 kVA @ 45 ℃
55 kVA @ 40 ℃ /50 kVA @ 45 ℃
Max. AC output current 55.2 A
66.9 A
83.6A
Nominal AC voltage 3 / N / PE, 230 / 400 V
AC voltage range 312 – 528 V
Nominal grid frequency / Grid frequency range 50 Hz / 45 – 55 Hz, 60 Hz / 55 – 65 Hz
THD < 3 % (at nominal power)
DC current injection < 0.5 % In
Power factor at nominal power/ Ajustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / connection phases 3 / 3
Efficiency
Max. efficiency / European efficiency 98.6 % / 98.3 %
98.6% / 98.3%
98.7% / 98.4%
Protection
DC reverse connection protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Grid monitoring Yes
DC switch / AC switch Yes / No
PV string current monitoring Yes
Q at night Yes
PID recovery function optional
Overvoltage protection DC Type II / AC Type II
General Data
Dimensions (W*H*D) 702*595*310mm
782*645*310mm
782*645*310mm
Weight 50kg
58kg
62kg
Isolation method Transformerless
Degree of protection IP66
Night power consumption ≤2 W
Operating ambient temperature range -30 to 60 ℃ (> 45 ℃ derating)
Allowable relative humidity range (non-condensing) 0 – 100 %
Cooling method Smart forced air cooling
Max. operating altitude 4000 m (> 3000 m derating)
Display LED, Bluetooth+APP
Communication RS485 / Optional: Wi-Fi, Ethernet
DC connection type MC4 (Max. 6 mm²)
AC connection type OT or DT terminal (Max.70 mm²)
Compliance IEC 62109, IEC 61727, IEC 62116, IEC 60068, IEC 61683, VDE-AR-N 4105:2018,
VDE-AR-N 4110:2018, IEC 61000-6-3, EN 50438, AS/NZS 4777.2:2015, CEI 0-21,
VDE 0126-1-1/A1 VFR 2014, UTE C15-712-1:2013, DEWA
Grid Support Q at night function, LVRT, HVRT,active & reactive power control and power
ramp rate control

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