Steca stecagrid 300, Инструкция по установке и эксплуатации

Страница: 30 / 108

30 735.794 | 10.10
EN
6 Technical specifications
StecaGrid 300 StecaGrid 500
Input
Input voltage range
45 – 135 V DC 75 – 30 V DC
MPPT range 45 – 100 V DC 75 – 170 V DC
Maximum recommended PV power 375 Wp 65 Wp
Maximum input rating 30 W
(1)
530 W
(1)
Maximum input current 5 A
(1)
5 A
(1)
DC connectors Multi-Contact MC 3, MC 4 Multi-Contact MC 3, MC 4
(1)
Greater available input power and/or higher available current are not utilised as the inverter contains a protection against over-
load.
Output
Nominal output rating
300 W 500 W
Nominal output voltage / frequency 30 V / 50 Hz 30 V / 50 Hz
Maximum efficiency 94.8 % 95.8 %
European efficiency 93.4 % 94.5 %
Power factor > 0.95 > 0.95
Harmonic distortion < 6 % (at maximum power) < 5 % (at maximum power)
AC connectors Wieland Electric GST 18i3V Wieland Electric GST 18i3V
General
Galvanic separation
none none
Internal power supply supplied by solar panel
(no Stand-by power)
supplied by solar panel
(no Stand-by power)
Start-up/switching off Automatic start / stop Automatic start / stop
Start current Starts up at > W, 45 V
input voltage
Starts up at > W, 45 V
input voltage
AC monitor Voltage (30 V +/-10%)
()
Frequency (50 Hz +/- Hz)
()
Voltage (30 V +/-10%)
()
Frequency (50 Hz +/- Hz)
()
Grid monitoring in the
StecaGrid 300 UK or 500 UK versions
Voltage (30 V +/-10 %)
Frequency (50 Hz +0.5 Hz/-3 Hz)
Voltage (30 V +/-10 %)
Frequency (50 Hz +0.5 Hz/-3 Hz)
Grid monitoring in the
StecaGrid 300 ES or 500 ES versions
Voltage (30 V +10 %/-15 %)
Frequency (50 Hz +/-1 Hz)
Voltage (30 V +10 %/-15 %)
Frequency (50 Hz +/-1 Hz)
Anti-islanding protection Voltage and frequency window
monitoring; ENS optional with
StecaGrid ENS6
Voltage and frequency window
monitoring; ENS optional with
StecaGrid ENS6
Dimensions (X x Y x Z) 176 x 43 x 71 mm 176 x 43 x 71 mm
Weight 1.4 kg 1.4 kg
()
Other limit settings are also available ex works
Environmental conditions
Temperature
-0 °C to 45 °C -0 °C to 45 °C
Installation Indoors (protection class IP 0) Indoors (protection class IP 0)
Installation and connection
Installation of a single inverter
Three fixing screws
Installation of two and more inverters DIN rail
Interconnection AC side AC connector (Wieland Electric GST 18i3V 1P1)
(3)
(3)
The coupler plug is supplied with the inverter.