SG1250UD/SG1500UD

Sales Area
Asia Pacific
High Yield
Efficient three-level topology, max. efficiency up to 99 %, European efficiency 98.7 %
Full power operation without derating at 50 ℃
Long-time overload at 1.1 Pn
DC/AC ratio up to 1.5
Easy O&M
Integrated zone current monitoring function for fast trouble shooting
Modular design easy for maintenance
IP65 protection
Saved Investment
Can be connected to double-winding transformer, saving transformer costs
Integrated SVG function
Grid Support
Compliance with standards: CE, IEC 62109, IEC 61727, IEC 62116
Low/High voltage ride through (L/HVRT)
Active & reactive power control and power ramp rate control

Technical Data

Input (DC) SG1250UD SG1500UD
Max. PV input voltage 1100 V
Min. PV input voltage / Startup input voltage 520 V / 540 V 580 V / 600 V
MPP voltage range for nominal power 520 – 850 V 580 – 850 V
No. of independent MPP inputs 2
No. of DC inputs 16
Max. PV input current 2712 A 2896 A
Max. DC short-circuit current 3200 A
Output (AC)    
Nominal AC power 1386 kVA @ 45 ˚C / 1260 kVA @ 50 ˚C 1650 kVA @ 45 ˚C / 1500 kVA @ 50 ˚C
Max. AC output current 2222 A 2381 A
Nominal AC voltage 360 V 400 V
AC voltage range 288 – 414 V 320 – 460 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 % of nominal output current
Power factor at nominal power / Adjustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / Connection phases 3 / 3
Efficiency    
Max. efficiency / Euro. efficiency 99.0 % / 98.7 %
Protection    
DC input protection Circuit breaker
AC output protection Circuit breaker
Overvoltage protection DC Type II / AC Type II
Grid monitoring / Ground fault monitoring Yes / Yes
Insulation monitoring Yes
Overheat protection Yes
Night SVG function Optional
Anti-PID function Optional
General Data    
Dimensions (W*H*D) 2150*2120*850 mm
Weight 1900 kg
Isolation method Transformerless
Degree of protection IP65
Auxilury power supply 220 Vac, 2 kVA
Night power consumption < 40 W
Operating ambient temperature range -35 to 60 ℃ (> 50 ℃ derating)
Allowable relative humidity range (non-condensing) 0 – 95 %
Cooling method Temperature controlled forced air cooling
Max. operating altitude 4500 m (> 3000 m derating)
Display Touch screen
Communication RS485, Ethernet
Compliance IEC62109-1, IEC62109-2, IEC61727, IEC62116
Grid support SVG(optional), LVRT, HVRT, active & reactive power control and power ramp rate control
Type designation SG1250UD-10 SG1500UD-10

Product Consultation

Online Consulting