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SOLAR ENERGY
Installers & partners

Fronius Tauro Eco

Designed to perform

The three-phase Fronius Tauro in the 50 to 100 kW power classes promises maximum performance, even under the harshest conditions. With its smart hardware design, it not only contributes to BOS cost optimization, but also offers unprecedented flexibility in system design. With the Fronius Tauro, both centralized (P variant) and decentralized system designs (D variant) can be implemented. Simplest installation and the fastest service on the market also guarantee maximum safety.
Fronius Tauro. Designed to perform.
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Product details

INPUT DATA

Number of MPP trackers1
Max. input current (Idc max_inverter)
175 A
DC input voltage range (Udc min - Udc max)
580 - 1000 V
Feed-in start voltage (Udc start)
650 V
MPP voltage range (Umpp min - Umpp max)
580 - 930 V 9)
Max. PV generator power (Pdc max
150 kWpeak
Max. input current PV1 (Idc max, PV1)
100 A
Max. input current PV2 (Idc max, PV2)
100 A
Max. short-circuit current PV1 (Isc max, PV1)*
125 A
Max. short-circuit current PV2 (Isc max, PV2)*
125 A
Max. power PV system PV1 (Pdc max,PV1)
79 kWpeak
Max. power PV system PV2 (Pdc max, PV2)
79 kWpeak
Max. AC fuse size rating355 A
Max. short-circuit current inverter (Isc max, inverter)
250 A
Number of DC connections PV1
1
Number of DC connections PV2
1

OUTPUT DATA

AC nominal output (Pac,r)
100 kW
Max. output power (Pac max)
100 kVA
AC output current (Iac nom)
151,5A at 220Vac , 144,9A 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
Total harmonic distortion<3% @Pnom (230/400VAC 50Hz)
Power factor (cos φac,r)
0 - 1 ind,/cap,

GENERAL DATA

Width
1109 mm
Height
755 mm
Depth
346 mm
Weight103 kg
Weight incl. packaging121 kg
Degree of protectionIP65
Protection class1
Overvoltage category (DC / AC) 1)
2 / 3
Night-time consumption15W
InstallationIndoor and outdoor 4)
Ambient temperature range-40°C - +65°C (optional AC-disconnect: from - 30 to + 65 °C) 
Permitted humidity0 - 100 %
Max. altitude 2)
4000
Certificates and compliance with standardsVDE-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 topologyTransformerless
CoolingActive cooling technology and double wall system
Interference emission classB

EFFICIENCY

Max. efficiency (PV - grid)98,5 %
European efficiency (ηEU)98,2 / 97,7 / 97,3 (580Vdc / 800Vdc / 930Vdc)
η at 5% Pac,r 3)
95,57 / 90,89 / 89,19 (580Vdc / 800Vdc / 930Vdc)
η at 10% Pac,r 3)
97,32 / 95,55 / 93,75 (580Vdc / 800Vdc / 930Vdc)
η at 20% Pac,r 3)
98,23 / 97,39 / 96,79 (580Vdc / 800Vdc / 930Vdc)
η at 25% Pac,r 3)
98,33 / 97,70 / 97,27 (580Vdc / 800Vdc / 930Vdc)
η at 30% Pac,r 3)
98,44 / 97,91 / 97,54 (580Vdc / 800Vdc / 930Vdc)
η at 50% Pac,r 3)
98,49 / 98,19 / 98,02 (580Vdc / 800Vdc / 930Vdc)
η at 75% Pac,r 3)
98,38 / 98,19 / 98,05 (580Vdc / 800Vdc / 930Vdc)
η at 100% Pac,r 3)
98,21 / 98,05 / 97,91 (580Vdc / 800Vdc / 930Vdc)
MPP adaptation efficiency99,9

PROTECTION DEVICES

DC insulation measurementIncluded
Overload behaviourOperating point shift. Power limitation 5)
DC disconnectorIncluded
Integral RCMUIncluded
Overvoltage protection devicesType 1 + 2 integrated, Type 2 optional 6)

INTERFACES

6x digital in/out + 6x digital inProgrammable interface for ripple control receiver, energy management, load control Inputs: Voltage level low: min. 0V - max. 1.8V; high: min. 4,5V - max. 28,8V / Input resistance: 70kOhm Outputs: 5 Watt @ 12V in total for all six digital outputs when supplied internally in case of no load on the USB Port. 1A @ >12,5V to 24V per digital output when supplied externally by an external power supply but in total max. 3A integrated
Emergency stop (WSD)Yes
Datalogger and web serverIncluded 7)
WLANFronius Solar.web, Modus TCP Sunspec, Fronius Solar API (JSON) 7)
2x RS485Modbus RTU Sunspec
Ethernet LAN RJ4510/100Mbit; max. 100m Fronius Solar.web, Modbus TCP Sunspec, Fronius Solar API (JSON)

AC CONNECTION TECHNOLOGY

Cable cross section70 - 240 mm²
Conductor materialAl; Cu
Connection terminalsCable lug or V clamps
Single core option (single core cable)Cable gland: 5 x M40 (10 - 28 mm)
Multi core option (multi core cable)Cable gland: 1 x multi core connection Ø 16 - 61.4 mm + 1 x M32 (10 - 25 mm)
AC Daisy Chaining option (single core cable)Cable gland: 10 x M32 (10 - 25 mm)

DC CONNECTION TECHNOLOGY

Cable cross section25 - 95 mm²
Conductor materialAl; Cu
Connection terminalsCable lug or V clamps,
Cable gland: 6 x M40
More information about the features of this product
Clear HTML version of the operating instructions. Mobile and optimised  for every device.

Downloads

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FOOTNOTES FOR TECHNICAL DATA

1) According to IEC 62109-1  

2) Unrestricted voltage range

3) At 580Vdc / 800Vdc / 930Vdc

4) Direct in the sun is possible

5) At an ambient temperature of 50°C

6) AC-, DC -Overvaltage protection; Typ 1+2: Iimp 5kA

7) An Ethernet star-configuration is used for communication with multiple inverters. Each individual inverter communicates independently with the network/Internet via its integrated data logger

8) Find more certifications at www.fronius.com/tauro-cert 

9) At 230 V actual mains voltage; design recommendation (Umpp min): 600V

 

* Isc pv = Isc max ≥ Isc (STC) x 1,25 according to e.g..: IEC 60364-7-712, NEC 2020, AS/NZS 5033:2021.

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