FRONIUS Tauro 50-3-D

Number of MPP trackers

3

Max. input current (I_{dc max_inverter})

134 A

DC input voltage range (U_{dc min} - U_{dc max})

200 - 1000 V

Feed-in start voltage (U_{dc start})

200 V

MPP voltage range (U_{mpp min} - U_{mpp max})

400 - 870 V

Max. PV generator power (P_{dc max}) 

75 kWpeak

Max. input current PV1 (I_{dc max, PV1})

36 A

Max. input current PV2 (I_{dc max, PV2})

36 A

Max. input current PV3 (I_{dc max, PV3})

72 A

Max. short-circuit current PV1 (I_{sc max, PV1})

72 A

Max. short-circuit current PV2 (I_{sc max, PV2})

72 A

Max. short-circuit current PV3 (I_{sc max, PV3})

125 A

Max. short-circuit current inverter (I_{sc max, inverter})

240 A

Max. input current string (I_{dc max, String})

14,5 A

Max. short-circuit current string (I_{sc max, string})

20 A

Max. power PV system PV1 (P_{dc max,PV1})

25 kWpeak

Max. power PV system PV2 (P_{dc max, PV2})

25 kWpeak

Max. power PV system PV3 (P_{dc max, PV3})

50 kWpeak

Number of DC connections PV1

4

Number of DC connections PV2

3

Number of DC connections PV3

7

Max. AC fuse size rating

355 A

AC nominal output (P_ac,r)

50 kW

Max. output power (P_{ac max})

50 kVA

AC output current (I_{ac nom})

75,8A at 220Vac , 72,5A at 230Vac

Grid connection (U_ac,r)

3~ NPE 380/220 , 3~ NPE 400/230 V

AC voltage range (U_min - U_max)

180 - 270 V

Frequency (f_r)

50/60 Hz

Frequency range (f_min - f_max)

45 - 65 Hz

Total harmonic distortion

<3,0%

Power factor (cos φ_ac,r)

1 ind,/cap,

Max. DC fuse size rating

20 A

Length

1109 mm

Width

755 mm

Depth

346,2 mm

Weight

92 kg

Weight incl. packaging

111 kg

Degree of protection

IP65

Protection class

1

Overvoltage category (DC / AC) ¹⁾

2 / 3

Night-time consumption

15 W

Installation

Indoor and outdoor ⁴⁾

Ambient temperature range

'-40°C - +65°C (optional AC-disconnect: from - 30 to + 65 °C) 

Permitted humidity

0-100 %

Max. altitude ²⁾

4000 m

Certificates and compliance with 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*

Inverter topology

Transformerless

Cooling

Active Cooling Technologie and Double-Wall System

Interference emission class

B

Max. efficiency (PV - grid)

98,5 %

European efficiency (ηEU)

97,8 / 98,3 / 97,9 / 97,7 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 5% P_ac,r ³⁾

94,90 / 96,52 / 92,87 / 91,80 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 10% P_ac,r ³⁾

97,33 / 97,91 / 96,54 / 95,68 ((400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 20% P_ac,r ³⁾

98,04 / 98,45 / 97,90 / 97,63 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 25% P_ac,r ³⁾

97,86 / 98,44 / 98,07 / 97,88 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 30% P_ac,r ³⁾

97,92 / 98,51 / 98,14 / 98,05 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 50% P_ac,r ³⁾

97,99 / 98,48 / 98,24 / 98,17 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 75% P_ac,r ³⁾

97,86 / 98,35 / 98,17 / 98,10 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

η at 100% P_ac,r ³⁾

97,63 / 98,16 / 98,04 / 97,99 (400Vdc / 600Vdc / 800Vdc / 870Vdc)

DC insulation measurement

Included

Overload behaviour

Operating point shift. Power limitation ⁵⁾

DC disconnector

Included

DC Reverse polarity protection

Included

Integral RCMU

Included

Overvoltage protection devices

Type 1 + 2 integrated, Type 2 optional ⁶⁾

DC string fusing

integrated, 15 A or 20 A

6x digital in/out + 6x digital in

Programmable 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)

Emergency stop (WSD)

Yes

Datalogger and web server

Included ⁷⁾

WLAN

Fronius Solar.web, Modus TCP Sunspec, Fronius Solar API (JSON)

2x RS485

Modbus RTU Sunspec

Ethernet LAN RJ45

10/100Mbit; max. 100m Fronius Solar.web, Modbus TCP Sunspec, Fronius Solar API (JSON) ⁷⁾

Cable cross section

35 - 240 mm²

Conductor material

Al; Cu

Connection terminals

Cable 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)

Cable cross section

4 - 6 mm²

Conductor material

Cu

Connection terminals

DC direct connection, Stäubli Multi Contact MC4