Steca coolcept - Technical Data; Inverter Specifications by Model

9 Technical data
9.1
Inverter
9.1.1 StecaGrid 1500/1500x/2000/2000x
StecaGrid 1500/x StecaGrid 2000/x
DC input side (PV generator connection)
Number of DC inputs 1
Maximum start voltage 420 V
Maximum input voltage 420 V
Minimum input voltage for
grid-feeding
75 V
Startup input voltage 90 V
Rated input voltage 195 V 255 V
Minimum input voltage for
rated output
135 V 180 V
Number of MPP trackers 1
Operating input voltage range 75 ... 350 V
Maximum input current 11.5 A
Rated input current 8 A
Maximum backfeed current
into the PV generator
0 A
Maximum input power at
maximum active output power
1,540 W 2,050 W
Rated input power (cos φ = 1) 1,540 W 2,050 W
Recommended maximum PV
power
1,800 Wp 2,500 Wp
Derating / power limiting occurs automatically when:
n input power > max. recommended PV power
n cooling is inadequate
n Input current too high
n Grid current too high
n Internal or external power reduction
n Grid frequency too high (in accordance with country
setting)
n Limiting signal on external interface
n Output power limited (set on the inverter)
AC output side (grid connection)
Output voltage 185 V ... 276 V (depending on the country settings)
EN
747,431 | Z09 | 2015-09-30 70