Details
INPUT DATA | Fronius Symo 3.7-3-S | Fronius Symo 3.7-3-M |
---|---|---|
Max. input current (Idc max 1 / Idc max 21)) |
16.0 A / 16.0 A | |
Max. array short circuit current (MPP1/MPP21)) |
24.0 A / 24.0 A | |
Min. input voltage (Udc min) |
150 V | |
Feed-in start voltage (Udc start) |
200 V | |
Nominal input voltage (Udc,r) | 595 V | |
Max. input voltage (Udc max) |
1,000 V | |
MPP voltage range (Umpp min – Umpp max) |
250 - 800 V | 150 - 800 V |
Number of MPP trackers | 1 | 2 |
Number of DC connections | 3 | 2 + 2 |
Max. PV generator output (Pdc max) | 7.4 kWpeak | 7.4 kWpeak |
OUTPUT DATA | ||
AC nominal output (Pac,r) | 3,700 W | 3,700 W |
Max. output power | 3,700 VA | 3,700 VA |
AC output current (Iac nom) |
5.3 A | 5.3 A |
Grid connection (voltage range) | 3~NPE 400 V / 230 V or 3~NPE 380 V / 220 V (+20 % / -30 %) | |
Frequency (frequency range) | 50 Hz / 60 Hz (45 - 65 Hz) | |
Total harmonic distortion | < 3 % | |
Power factor (cos φac,r) | 0.70 - 1 ind. / cap. | 0.85 - 1 ind. / cap. |
GENERAL DATA | ||
Dimensions (height x width x depth) |
645 x 431 x 204 mm | |
Weight | 16.0 kg | 19.9 kg |
Degree of protection | IP 65 | |
Protection class | 1 | |
Overvoltage category (DC / AC)2) | 2 / 3 | |
Night time consumption | < 1 W | |
Inverter design | Transformerless | |
Cooling | Regulated air cooling | |
Installation | Indoor and outdoor installation | |
Ambient temperature range | -25 - +60 °C | |
Permitted humidity | 0 - 100 % | |
Max. altitude | 2,000 m / 3,400 m (unrestricted / restricted voltage range) | |
DC connection technology | 3x DC+ and 3x DC- screw terminals 2.5 - 16 mm² | 4x DC+ and 4x DC- screw terminals 2.5 - 16 mm² 3) |
AC connection technology | 5-pin AC screw terminals 2.5 - 16 mm² | 5-pin AC screw terminals 2.5 - 16 mm² 3) |
Certificates and compliance with standards | ÖVE / ÖNORM E 8001-4-712, DIN V VDE 0126-1-1/A1, VDE AR N 4105, IEC 62109-1/-2, IEC 62116, IEC 61727, AS 3100, AS 4777-2, AS 4777-3, CER 06-190, G83/2, UNE 206007-1, SI 4777 1), CEI 0-211), NRS 097 | |
EFFICIENCY | ||
Max. efficiency | 98.0 % | |
European efficiency (ηEU) | 96.7 % | 96.9 % |
η at 5 % Pac,r4) | 83.4 / 86.4 / 80.6 % | 81.6 / 87.8 / 82.8 % |
η at 10 % Pac,r4) | 90.1 / 92.5 / 88.7 % | 87.9 / 93.6 / 90.5 % |
η at 20 % Pac,r4) | 93.7 / 95.7 / 93.6 % | 91.9 / 96.0 / 94.1 % |
η at 25 % Pac,r4) | 94.5 / 96.4 / 94.7 % | 92.9 / 96.6 / 95.2 % |
η at 30 % Pac,r4) | 95.0 / 96.7 / 95.4 % | 93.5 / 97.0 / 95.8 % |
η at 50 % Pac,r4) | 96.9 / 97.6 / 96.7 % | 94.6 / 97.7 / 96.8 % |
η at 75 % Pac,r4) | 96.2 / 97.8 / 97.3 % | 95.0 / 97.9 / 97.4 % |
η at 100 % Pac,r4) | 96.2 / 98.0 / 97.5 % | 95.1 / 98.0 / 97.5 % |
MPP adaption efficiency | > 99.9 % | |
PROTECTIVE DEVICES | ||
DC insulation measurement | Yes | |
Overload behaviour | Operating point shift, power limitation | |
DC disconnector | Yes | |
Reverse polarity protection | Yes | |
INTERFACES | ||
WLAN / Ethernet LAN | Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON) | |
6 inputs and 4 digital in/out | Interface to ripple control receiver | |
USB (type A socket)5) | Datalogging, inverter update via USB flash drive | |
2x RS422 (RJ45 socket)5) | Fronius Solar Net, interface protocol | |
Signalling Output5) | Energy management (floating relay output) | |
Datalogger and Webserver | Included | |
External Input5) | S0 meter connection / Evaluation of overvoltage protection | |
RS485 | Modbus RTU SunSpec or meter connection |
1) This applies to Fronius Symo 3.0-3-M, 3.7-3-M and 4.5-3-M
2) Testing to IEC 62109-1.
3) 16 mm² without ferrules
4) And at Umpp min / Udc,r / Umpp max
5) Also available in the light Version.
Info
Gyártó/származás
Fronius
Weight
16 kg/db
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