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SG33K3J | （日本取扱商品） ストリングインバーター String Inverter

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Input (DC)

Max. PV input voltage
1100 V
Min. PV input voltage / Startup input voltage
200 V / 250 V
Nominal input voltage
660 V
MPP voltage range
200 – 1000 V
MPP voltage range for nominal power
490 – 850 V
No. of independent MPP inputs
3
Max. number of PV strings per MPPT
3
Max. PV input current
99 A (33 A / 33 A / 33 A)
Max. current for input connector
12 A
Max. DC short-circuit current
108 A (36 A / 36 A / 36 A)

Output (AC)

Max. AC output power
33300 VA @ 50 °C / 38900 VA @ 50 °C (settable)
Max. AC output current
53.5 A
Nominal AC voltage
3 / PE, 420 V / 440 V
AC voltage range
365 – 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 / Adjustable power factor
> 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / Connection phases
3 / 3

Efficiency

Euro. efficiency
98.30 %
Max. efficiency
98.50 %

Protection and Function

Overvoltage protection
DC Type II / AC Type II
Grid monitoring
✔
Ground fault monitoring
✔
Insulation monitoring
✔
DC reverse connection protection
✔
AC short-circuit protection
✔
Leakage current protection
✔
AC switch
✖
DC switch
✔
PV string current monitoring
✔
DC fuse
Yes (positive, 15 A)
Islanding Protection
✔

General Data

Dimensions (W x H x D)
525 × 740 × 240 mm
Weight
48 kg
Isolation method
Transformerless
Degree of protection
IP65
Night power consumption
< 2 W
Operating ambient temperature range
-25 to 60 °C (> 50 °C derating)
Allowable relative humidity range (non-condensing)
0 – 100 %
Cooling method
Smart forced air cooling
Max. operating altitude
4000 m (>3000 m derating)
Display
Graphic LCD
Communication
RS485
Grid Support
FRT 2017, active & reactive power control and power ramp rate control
Type designation
SG33K3J-10
DC connection type
MC4 (max. 6 mm²)
AC connection type
OT terminal (max. 50 mm²)

Standard Accessories

DC main output load switch
✖
PV specific application SPD
✖
PV SPD failure monitoring
✖
PV self power supply for internal loads
✖
Communication port
✖
Current and voltage monitoring for each string
✖