Fronius Tauro ECO 50-3-D, (1MPPT)

Fronius TAURO ECO 50-3-D, with a power class of 50.0 and 100.0 kW, is a three-phase inverter that ensures high performance even in challenging conditions. Thanks to intelligent hardware solutions, it enables the optimization of BOS (Balance of System) costs and offers remarkable flexibility in system design. Additionally, emphasis is placed on ease of installation and quick servicing, guaranteeing maximum safety. The whole is summed up with the slogan "Fronius Tauro. Designed to perform."

Key features of the TAURO ECO 50-3-D inverter:

Flexibility in installation design
Maximum performance even up to 50°C
Direct solar radiation
Cost optimization
Active cooling with double walls
Exchangeable power modules
Manufactured in Austria / EU
Technical data of the TAURO ECO 50-3-D inverter:

INPUT DATA
Number of MPP trackers1
Max. input current (Idc max_inverter):87.5 A
DC input voltage range (Udc min – Udc max):580 - 1000 V
Start-up voltage (Udc start):650 V
MPP voltage range (Umpp min – Umpp max):580 - 930 V 9)
Max. photovoltaic generator power (Pdc max):75 kWpeak
Max. input current PV1 (Idc max, PV1):75 A
Max. input current PV2 (Idc max, PV2):75 A
Max. short-circuit current PV1 (Isc max, PV1)*125 A
Max. short-circuit current PV2 (Isc max, PV2)*125 A
Max. PV installation power PV1 (Pdc max,PV1):60 kWpeak
Max. PV installation power PV2 (Pdc max, PV2):60 kWpeak
Max. inverter short-circuit current (Isc max, inverter):178 A
Max. string short-circuit current (Isc max, String):20 A
Max. string input current (Idc max, String):14.5 A
Number of DC connectors PV1:7
Number of DC connectors PV2:7
Max. string short-circuit current - version 30 A:30 A
Max. string input current - version 30 A:22 A
Number of DC connectors PV1 - version 30 A:4
Number of DC connectors PV2 - version 30 A:5

OUTPUT DATA
AC nominal power (Pac,r):50 kW
Max. output power (Pac max):50 kVA
AC output current (Iac nom):75.8A at 220Vac , 72.5A at 230Vac
Grid connection (Uac,r):3~ NPE 380/220 , 3~ NPE 400/230 V
AC voltage range (Umin - Umax):180 - 270 V
Frequency (fr):50 / 60 Hz
Frequency range (fmin - fmax):45 - 65 Hz
Nonlinear distortion factor<3% @Pnom (230/400VAC 50Hz)
Power factor (cos φac,r)0 - 1 inductive/capacitive,

GENERAL DATA
Dimensions / width:1109 mm
Dimensions / height:755 mm
Dimensions / depth:346 mm
Weight:74 kg
Weight with packaging:92 kg
Protection degree:IP65
Protection class:1
Surge category (DC/AC) 1)2 / 3
Night-time energy consumption:15W
Mounting:Mounting inside and outside buildings 4)
Ambient temperature range:-40°C - +65°C (optional AC disconnect switch installed inside inverter: from –30 to +65 °C)
Allowed air humidity:0 - 100 %
Max. altitude above sea level:4000
Certificates and standards met:VDE-AR-N 4105, VDE-AR-N 4110, IEC 62109-1/-2, IEC 62116, IEC 61727 R25, AS/NZS 4777, CEI 0-16, CEI 0-21, EN 50549-1/-2, VDE 0126-1-1 8)
Inverter construction concept:Transformerless
Cooling:Active Cooling Technology and double-wall construction
Noise emission:68.5 dB(A)

PROTECTIONS
DC insulation measurement:Integrated
Overload behavior:Shift of operating point, power limiter 5)
DC disconnect:Integrated
Integrated RCMU:Integrated
Surge protection:Type 1 + 2 integrated, type 2 optional 6)
Fuse protection for strings:Integrated, 15 A or 20 A
Arc Fault Detection — AFCI (Fronius Arc Guard):Integrated (only for 20 A option)

AC CONNECTION TECHNOLOGY
Cable diameter:35 - 240 mm²
Conductor material:Al; Cu
Connection terminals:Cable lug or V-type terminals
Single-core option (single-core cable):Cable gland: 5 × M40 (10 - 28 mm)
Multi-core option (multi-core cable):Cable gland: 1 × Multi Core Ø 16–61.4 mm + 1 × M32 (10 - 25 mm)
AC string connection option (single-core cable):Cable gland: 10 × M32 (10 - 25 mm)

DC CONNECTION TECHNOLOGY
Cable diameter:4 - 6 mm²
Conductor material:Cu
Connection terminals:Direct DC connection, Stäubli Multi Contact MC4

Fronius products come with a two-year factory warranty, which can be extended to 5 years free of charge by registering on the Fronius Solar.web portal.
Registering the inverter on Solar.web offers numerous benefits, including:
• Warranty protection for up to 5 years for registered products.
• Free monitoring of photovoltaic system performance on the Fronius Solar.web portal.
• Regular information about new features, accessories, compatible batteries, and home automation solutions.