Datasheet

COOLCEPT / COOLCEPT-X / COOLCEPT³ / COOLCEPT³-X / COOLCEPT FLEX
StecaGrid 1500 StecaGrid 2000 StecaGrid 2500 StecaGrid 3010 StecaGrid 3600 StecaGrid 4200
DC input side (PV generator)
Maximum input voltage 470 V 420 V 600 V 600 V 845 V 845 V
Operating input voltage range 75 V … 350 V 75 V … 350 V 125 V … 500 V 125 V … 500 V 350 V … 700 V 350 V … 700 V
Number of MPP tracker 1
Maximum input current 11.5 A 11.5 A 11.5 A 11.5 A 12.0 A 12.0 A
Maximum short circuit current +20 A / -13 A
Maximum input power at maximum active
output power
1540 W 2050 W 2560 W 3070 W 3770 W 4310 W
AC output side (Grid connection)
Grid voltage 185 V … 276 V (depending on regional settings)
Rated grid voltage 230 V
Maximum output current 12.0 A 12.0 A 14.0 A 14.0 A 16.0 A 18.5 A
Maximum active power (cos phi = 1) 1500 W 2000 W 2500 W 3000 W 3680 W 4200 W
Maximum active power (cos phi = 0.95) 1500 W 2000 W 2500 W 3000 W 3500 W 3990 W
Maximum apparent power (cos phi =
0.95)
1850 VA 2100 VA 2630 VA 3160 VA 3680 VA 4200 VA
Rated power 1500 W 2000 W 2500 W 3000 W 3680 W 4200 W
Rated frequency 50 Hz and 60 Hz
Frequency 45 Hz … 65 Hz (depending on regional settings)
Feeding phases single-phase
Total harmonic distortion (cos phi = 1) < 2 %
Power factor cos phi 0.95 capacitive … 0.95 inductive
Characterisation of the operating performance
Max. efficiency 98.6 %
European efficiency (max.) 98.3 %
Californian efficiency (max) 98.3 %
MPP efficiency > 99.7 % (static), > 99 % (dynamic)
Own consumption at night < 2 W
Power derating at full power from 50 °C (T
amb
) 50 °C (T
amb
) 50 °C (T
amb
) 45 °C (T
amb
) 50 °C (T
amb
) 45 °C (T
amb
)
Safety
Isolation principle no galvanic isolation, transformerless
Grid monitoring yes, integrated
Residual current monitoring yes, integrated (The design of the inverter prevents it from causing DC leakage current)
Operating conditions
Area of application indoor rooms with or without air conditioning
Climate protection class as per IEC
60721-3-3
3K3
Ambient temperature -15 °C … +60 °C
Storage temperature -30 °C … +80 °C
Relative humidity 0 % … 95 %, non-condensating
Noise emission (typical) <29 dBA
Fitting and construction
Degree of protection IP 21 (casing: IP 51; display: IP 21)
Overvoltage category III (AC), II (DC)
DC Input side connection Phoenix Contact SUNCLIX (1 pair), mating connector included
AC output side connection Wieland RST25i3 plug, mating connector included
Dimensions (X x Y x Z) 340 x 608 x 222 mm
Weight 8.3 kg 8.3 kg 9.6 kg 9.6 kg 9.1 kg 9.1 kg
Communication interface RS-485 (2 x RJ45 sockets; connectable to Meteocontrol WEB‘log or Solar-Log™, Ethernet interface (1 x RJ45), Modbus RTU (1 x RJ10 socket:
connectable to energy counter)
Integrated DC circuit breaker yes, compliant with VDE 0100-712
Cooling principle temperature controlled fan, variable speed, internal (dustproof)
Test certificate see certificate download on the product page
Maximum active power Belgium: StecaGrid 3600(x) / 4200(x) = 3,330 W (cos phi = 1)
Rated power Portugal: StecaGrid 3600(x) = 3,450 W, StecaGrid 4200(x) = 3,680 W
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Version 2018-03-23 13:06 Steca Elektronik GmbH | Mammostraße 1 | 87700 Memmingen | Germany | [e-mail] | www.steca.de