Inverter SMA Sunny Island 4248

Inverter Sunny Island 4248 are ideal for small and medium-sized stand-alone grids. Inverters provide a reliable and high quality power supply. Thanks to the excellent performance of overload and its special construction, they operate at high ambient temperatures and are used even in extreme weather conditions

Features:.
* For systems from 2 to 5 KW
* high efficiency
* The favorable value for money
* Excellent overload characteristics
* Easy installation
* AC and DC coupling

specifications
typology: SI 4248
AC output (load):
nominal output voltage of 230 V (202 V - 253 V)
nominal frequency (adjustable) 50 Hz (45 Hz -55 Hz) < br /> Continuous output power 25 ° C / 45 ° C 4200 W / 3400 W
output power at 25 ° C for 30 minutes / 1 minute / 5 5400/7000/11400 W
Nominal variable current / Max. an alternating current (peak value) is 18 A / 100 A within 100 ms
Total harmonic distortion / phase shift (COS F) <3% / do -1 +1
AC input (generator or network) :
input voltage (range) 230 V (172.5 V - 250 V) frequency (range) 50 Hz (40 Hz -60 Hz)
maximum input current (adjustable) /
Max. input power 56 A (2 - 56 A) / 12,8 kW
Input of DC voltage from battery:
battery voltage (range) 48 V (41 V - 63 V)
Max charge current cells /
continuous charging current at 25 ° C 100 A / 80 A
battery / battery capacity (range) Lead acid / 100-6,000 Ah
IUoU charge control process
absorption / filling / charge equalization - / yes / yes
efficiency / Operating consumption:
maximum efficiency 95%
Power consumption without load / standby 22 W / 4 W
protection devices:
polarity DC / DC fuse yes / yes
short-circuit AC /
AC overload yes / yes
General information:
Dimensions (width / height / depth mm) 390/590/245
Weight 39
temperature range -25 ° C ... +50 ° C
installation (protection / of the housing) indoor (IP30) < br /> Equipment / Functions:
Operation & Display / multiphoton nktsionalnye relay Intern / 2
3-phase systems / parallel - / -
Complex soft start / generator support - / -
battery temperature sensor / communication lines yes / -