Specifications Sheet

OUTPUT DATA SYMO 15.0-3 480 SYMO 17.5-3 480 SYMO 20.0-3 480 SYMO 22.7-3 480 SYMO 24.0-3 480
Max. output power 208 V NA NA NA NA NA
240 V NA NA NA NA NA
480 V 14995 VA 17495 VA 19995 VA 22727 VA 23995 VA
Max. continuous output current 208 V NA NA NA NA NA
240 V NA NA NA NA NA
480 V 18.0 A 21.0 A 24.0 A 27.3 A 28.9 A
Recommended OCPD/AC breaker size 208 V NA NA NA NA NA
240 V NA NA NA NA NA
480 V 25 A 30 A 30 A 35 A 40 A
Max. Eciency 98.0 % 98.0 %
CEC Eciency 208 V NA NA NA NA NA
240 V NA NA NA NA NA
480 V 97.0 % 97.5 % 97.5 % 97.5 % 97.5 %
Admissable conductor size AC AWG 14 - AWG 6
Grid connection 480 V Delta +N**
Frequency 60 Hz
Total harmonic distortion < 1.5 % < 1.25 % < 1.0 % <1.25 % < 1.0 %
Power factor 0 - 1 ind./cap.
TECHNICAL DATA (15.0-3 480, 17.5-3 480, 20.0-3 480, 22.7-3 480, 24.0-3 480)
PROTECTIVE DEVICES STANDARD WITH ALL FRONIUS SYMO MODELS
AFCI & 2014 NEC Compliant Yes
DC disconnect Yes
DC reverse polarity protection Yes
Ground Fault Protection with Isolation Monitor
Interrupter
Yes
**+N for sensing purposes - no current carrying conductor.
GENERAL DATA STANDARD WITH ALL FRONIUS SYMO MODELS
Dimensions (width x height x depth) 20.1 x 28.5 x 8.9 inches
Degree of protection NEMA 4X
Night time consumption < 1 W
Inverter topology Transformerless
Cooling Variable speed fan
Installation Indoor and outdoor installation
Ambient operating temperature range -40°F - + 140 °F (-40 - +60 °C)
Permitted humidity 0 - 100 % (non-condensing)
DC connection terminals 6x DC+ and 6x DC- screw terminals for copper (solid / stranded / ne stranded) or aluminum (solid / stranded)
AC connection terminals Screw terminals 14-6 AWG
Certicates and compliance with standards
UL 1741-2010, UL1998 (for functions: AFCI and isolation monitoring), IEEE 1547-2003, IEEE 1547.1-2008, ANSI/IEEE C62.41, FCC Part
15 A & B, NEC Article 690, C22. 2 No. 107.1-01 ( September 2001), UL1699B Issue 2 -2013, CSA TIL M-07 Issue 1 -2013
GENERAL DATA SYMO 15.0-3 480 SYMO 17.5-3 480 SYMO 20.0-3 480 SYMO 22.7-3 480 SYMO 24.0-3 480
Weight 95.7 lbs.
PROTECTIVE DEVICES STANDARD WITH ALL FRONIUS SYMO MODELS
AFCI & 2014 NEC Compliant Yes
DC disconnect Yes
DC reverse polarity protection Yes
Ground Fault Protection with Isolation Monitor
Interrupter
Yes
INTERFACES AVAILABLE WITH ALL FRONIUS SYMO MODELS
USB (A socket) Datalogging and inverter update possible via USB
2x RS422 (RJ45 socket) Fronius Solar Net, interface protocol
AVAILABLE WITH THE FRONIUS DATAMANAGER 2.0 CARD ( ONLY ONE CARD REQUIRED FOR UP TO 100 INVERTERS )
Wi-Fi/Ethernet/Serial/ Datalogger and webserver Wireless standard 802.11 b/g/n / Fronius Solar.web, SunSpec Modbus TCP, JSON / SunSpec Modbus RTU
6 inputs and 4 digital I/Os Load management; signaling, multipurpose I/O
TECHNICAL DATA (15.0-3 480, 17.5-3 480, 20.0-3 480, 22.7-3 480, 24.0-3 480)