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Product details |
Home - Products Class |
High Yield
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Efficient three-level topology, max. efficiency up to 99 %, European efficiency 98.7 % |
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Full power operation without derating at 50 ℃ |
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Long-time overload at 1.1 Pn |
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DC/AC ratio up to 1.5 |
Easy O&M
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Integrated zone current monitoring function for fast trouble shooting |
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Modular design easy for maintenance |
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IP65 protection |
Saved Investment
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Can be connected to double-winding transformer, saving transformer costs |
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Integrated SVG function |
Grid Support
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Compliance with standards: CE, IEC 62109, IEC 61727, IEC 62116 |
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Low/High voltage ride through (L/HVRT) |
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Active & reactive power control and power ramp rate control |
Technical Data
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Input (DC) |
SG1250UD |
SG1500UD |
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Max. PV input voltage |
1100 V |
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Min. PV input voltage / Startup input voltage |
520 V / 540 V |
580 V / 600 V |
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MPP voltage range for nominal power |
520 – 850 V |
580 – 850 V |
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No. of independent MPP inputs |
2 |
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No. of DC inputs |
16 |
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Max. PV input current |
2712 A |
2896 A |
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Max. DC short-circuit current |
3200 A |
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Output (AC) |
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Nominal AC power |
1386 kVA @ 45 ˚C / 1260 kVA @ 50 ˚C |
1650 kVA @ 45 ˚C / 1500 kVA @ 50 ˚C |
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Max. AC output current |
2222 A |
2381 A |
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Nominal AC voltage |
360 V |
400 V |
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AC voltage range |
288 – 414 V |
320 – 460 V |
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Nominal grid frequency / Grid frequency range |
50 Hz / 45 – 55 Hz, 60 Hz / 55 – 65 Hz |
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THD |
< 3 % (at nominal power) |
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DC current injection |
< 0.5 % of nominal output current |
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Power factor at nominal power / Adjustable power factor |
> 0.99 / 0.8 leading – 0.8 lagging |
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Feed-in phases / Connection phases |
3 / 3 |
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Efficiency |
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Max. efficiency / Euro. efficiency |
99.0 % / 98.7 % |
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Protection |
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DC input protection |
Circuit breaker |
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AC output protection |
Circuit breaker |
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Overvoltage protection |
DC Type II / AC Type II |
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Grid monitoring / Ground fault monitoring |
Yes / Yes |
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Insulation monitoring |
Yes |
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Overheat protection |
Yes |
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Night SVG function |
Optional |
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Anti-PID function |
Optional |
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General Data |
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Dimensions (W*H*D) |
2150*2120*850 mm |
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Weight |
1900 kg |
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Isolation method |
Transformerless |
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Degree of protection |
IP65 |
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Auxilury power supply |
220 Vac, 2 kVA |
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Night power consumption |
< 40 W |
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Operating ambient temperature range |
-35 to 60 ℃ (> 50 ℃ derating) |
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Allowable relative humidity range (non-condensing) |
0 – 95 % |
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Cooling method |
Temperature controlled forced air cooling |
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Max. operating altitude |
4500 m (> 3000 m derating) |
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Display |
Touch screen |
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Communication |
RS485, Ethernet |
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Compliance |
IEC62109-1, IEC62109-2, IEC61727, IEC62116 |
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Grid support |
SVG(optional), LVRT, HVRT, active & reactive power control and power ramp rate control |
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Type designation |
SG1250UD-10 |
SG1500UD-10 |
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