Network inverter Fronius Tauro 50-3-P

The Fronius Tauro three-phase inverter, available in powerful 50 and 100 kW classes, promises maximum productivity even in the harshest operating conditions. Thanks to its intelligent hardware design, it not only offers cost optimization but also unprecedented flexibility in system design. Easy installation and the fastest service on the market ensure maximum profitability.

DESIGNED TO PERFORM
The three-phase Fronius Tauro motor in the 50 kW power class promises maximum performance even in the harshest conditions. Thanks to its intelligent hardware design, it not only helps optimize BOS costs, but also provides unprecedented flexibility in system design. Fronius Tauro can be used to create complex roofs in both centralized (variant P) and decentralized system design (variant D). The simplest installation and fastest service on the market also guarantee maximum safety.

TECHNICAL DATA

INPUT DATA
Number of MPP trackers: 3
Max. input current (Idc max): 134 A
DC input voltage range (Udc min - Udc max): 200 - 1000 V.
Start supply voltage (Udc start): 200 V
MPP voltage range (Umpp min - Umpp max): 400 - 870 V
Max. Photovoltaic generator power (Pdc max): 75 kWp.
Max. input current PV1 (Idc max, PV1): 36 A
Max. input current PV2 (Idc max, PV2): 36 A
Max. input current PV3 (Idc max, PV3): 72 A
Max. short circuit current PV1 (Isc max, PV1): 72 A
Max. short circuit current PV2 (Isc max, PV2): 72 A
Max. short circuit current PV3 (Isc max, PV3): 125 A
Max. photovoltaic system power PV1 (Pdc max,PV1): 25 kWp
Max. photovoltaic system power PV2 (Pdc max, PV2): 25 kWp
Max. photovoltaic system power PV3 (Pdc max, PV3): 50 kWp
Max. AC Fuse Rating: 355A
Max. short circuit current inverter (Isc max, inverter): 240 A
Number of DC connections PV1: 1
Number of DC connections PV2: 1
Number of DC connections PV3: 1

OUTPUT
Rated AC power (Pac,r): 50 kW
Max. output power (Pac max): 50 kVA
AC Output Current (AC Nominal): 75.8 A @ 220 VAC, 72.5 A @ 230 VAC
Mains 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): 1 ind./caps.,
Max. DC Fuse Rating: 20A

COMMON DATA
Width: 1109 mm
Height: 755 mm
Depth: 346.2 mm
Weight: 92 kg
Weight incl. packaging: 111 kg
Degree of protection: IP 65.
Protection class: 1
Overvoltage category (DC/AC): 2/3
Night time consumption: 15 W
Installation: B indoors and outdoors.
Ambient temperature range: -40°C - +65°C (optional AC power off: -30 to +65°C)
Permissible humidity: 0–100%
Max. altitude: 4000 m
Certifications and standards: 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 topology: Transformerless
Cooling: Active cooling technology and double wall system.
Noise level: 68.4 dB(A)
Interference class: B

EFFICIENCY
Max. efficiency (PV - network) 98.5%
European Efficiency (ηEU) 97.8 / 98.3 / 97.9 / 97.7 (400 VDC / 600 VDC / 800 VDC / 870 VDC)

PROTECTIVE DEVICES
DC Insulation Measurement: Enabled
Overload behavior: Operating point shift. Power limitation
DC disconnect: Included
Integral RCMU: Integriert
Surge Protection Devices: Type 1+ 2 built-in, Type 2 optional.

INTERFACES
6 digital I/O + 6 digital inputs: Programmable interface for ripple control receiver, power management, load control (Inputs: Voltage low: min. 0V – max. 1.8V; high: min. 4.5V – Max 28.8V / Input Impedance: 70kΩ
Outputs: 5W total at 12V for all six digital outputs when internally powered when there is no load on the USB port.
1A @ >12.5V to 24V per digital output when externally powered by external power supply, but overall max. 3A)
Emergency stop (WSD): Yes
Data logger and web server included.
WLAN: Fronius Solar.web, Modus TCP Sunspec, Fronius Solar API (JSON)
2x RS485: Modbus RTU Sunspec
Ethernet LAN RJ45: 10/100 Mbit; Max. 100 m Fronius Solar.web, Modbus TCP Sunspec, Fronius Solar API (JSON)

AC CONNECTION TECHNOLOGY
Cable cross-section: 35–240 mm²
Conductor material: Al; Cu
Terminals connections: cable lug or V-clamps.
Single-core version (single-core cable): Cable entry: 5 x M40 (10–28 mm)
Stranded version (stranded cable): Cable entry: 1 stranded connector Ø 16–61.4 mm + 1 x M32 (10–25 mm)
AC Daisy Chain Option (Single Core Cable): Cable Entry: 10 x M32 (10-25mm)

DC CONNECTION TECHNOLOGY
Cable cross-section: 25–95 mm²
Conductor material: Al; Cu
Connection terminals: Cable lug or V-clamps, Cable entry: 6 x M40