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/ Perfect Charging / Perfect Welding / Solar Energy
42,0410,2037 018-21022018
Fronius Eco - Installation
25.0-3-S / 27.0-3-S
Installation Instruction
Grid connected inverter
www.fronius.com/eco-manuals
FIND YOUR
OPERATING MANUALS
Page 2
41
Fronius Eco Installation
IP 66
2000 m
2001 m
2500 m
UDCmax =
1000 V
U
DCmax =
950 V
> 2500 m
NH
3
Page 3
42
1 1
1 1
100 mm
100 mm
200 mm
-25 °C - +60 °C
0 - 100 %
ON
OFF
Lock
1
2
3 4
Page 4
43
1
1 1
1
2 3
Page 5
44
1
1
Page 6
45
1
optional: Installation „Option DC SPD Typ 2“ - see Chapter „Option DC SPD Typ 2 - retrofitted“
1
1
(Ø 18-25 mm)
> 200 mm
15 mm
AC
~
PE
> 250 mm
PE
PE
Cu / Al Cu
max. Class 4
1
OFF
1
Fronius Eco
2
max. C 80 A
AC ~
RCD
National Standards
?
Type A
YES
IΔN ≥ 100 mA
§
Torque (Nm /
lbf.in.) → see
printing near
wire terminal
3
Page 7
46
1
Check fuses
1 1
1
DC =
min. 2,5 mm² - 16 mm²
*
10 mm² max. 35 mm²
DC Con Kit 35
4,251,029
DC1+ DC2+ DC1- DC2-
*
DC =
1
2
2,5 - 10 mm²
10 - 25 mm²
3
1
2
1
DC-
DC+
2
4
D1
D2
D3
D1
D1
D1
15 mm
70 mm
D > 6 mm
5
DC-1
PV 1PV 1
PV 2
DC+1
DC-2
DC+2
max 15 A to a single
DC terminal
1
DC
DC
+1
+1
DC
DC
+2
+2
DC
DC-
2
123456
3123
+1 +2
Page 8
47
1 1
1 1
1 1
6
2
DC-DC+
2
1
1
DC=
7
+ / -
0 - 2000 m: UDCmax 1000 V
2001 - 2500 m: U
DCmax 950 V
> 2500 m
8
2 cm2 cm
9
1
2
1
DC-
DC+
2
10
TX 20
Torque (Nm / lbf.in.) → see
printing near wire terminal
11
Page 9
48
1 1
12
2
DC-DC+
2
1
1
DC=
13
Page 10
49
Fuses
Option DC OVP
DC+ 2.1
DC+ 1.1
DC+ 1.3
DC+ 1.2
DC+ 2.3
DC+ 2.2
DC- 1.2
DC- 1.1
DC- 1.3
DC- 2.1
DC- 2.2
DC- 2.3
Do not remove cover!
Do not remove cover!
Each Terminal: I
Each Terminal: I
max
max
= 15 A
= 15 A
Replacing fuses:
Check values!
DE Zur Vermeidung einer Brandgefahr, defekte Sicherungen nur durch Sicherungen vom gleichen Typ und
Wert ersetzen.
EN To avoid the risk of a fire, only replace faulty fuses with new ones of the same rating.
FR Afin d'éviter les risques d'incendie, les fusibles défectueux doivent être remplacés uniquement par des
nouveaux fusibles équivalents.
ES Los fusibles defectuosos deben ser sustituidos únicamente por otros equivalentes para evitar así el pelig-
ro de incendio.
IT Per scongiurare il pericolo di incendi, sostituire i fusibili difettosi solo con fusibili equivalenti..
NL Om brand te voorkomen, vervangt u defecte zekeringen alleen door nieuwe gelijkwaardige zekeringen.
DA Udskift kun defekte sikringer med nye af samme kvalitet, så brandfare undgås.
EL Για να μην υπάρχει κίνδυνος πυρκαγιάς αντικαταστήστε τις ελαττωματικές ασφάλειες με νέες ισότιμες
ασφάλειες.
HU A tűzveszély elkerülése érdekében a hibás biztosítókat csak új, egyenértékű biztosítókkal szabad pótolni.
TR Bir yangın tehlikesini önlemek için arızalı sigortaları sadece eş değerli yeni sigortalarla değiştirin.
Page 11
51
DATCOM
1
1 1
1
2 3
Page 12
52
1 1
1 1
1 1
TX 20
1,2 Nm
4
3 Nm TX25
5
3
1
2
4
5
6 7
8 9
Page 13
53
Operation
1 1
1
2
Page 14
54
1 1
1
1
3 4
22.1 lbf.in
2.5 Nm
5
6
Page 15
55
1 1
7
AC
ON
2
3
1
8
1 1
* Country Setups
50Hz International 50 Hz
60Hz International 60 Hz
AT1 Österreich: Anlagengröße
< 3,68 kVA
AT2 Österreich: Anlagengröße
> 3,68 kVA und < 13,8 kVA
AT3 Österreich: Anlagengröße
> 13,8 kVA
AU Australia
BE Belgique / België
BR2 Brasil: < 6 kVA
BR3 Brasil: > 6 kVA
CH Schweiz / Suisse / Svizzera
/ Svizra
CL Chile
CY Κύπρος / Kıbrıs / Cyprus
CZ Česko
DE1 Deutschland: Anlagengröße
< 3,68 kVA
DE2 Deutschland: Anlagengröße
> 3,68 kVA und < 13,8 kVA
DE3 Deutschland: Anlagengröße
> 13,8 kVA
DEMS Deutschland: Mittelspan-
nung
DK B Danmark 50 kW to 1,5 MW
DKA1 Danmark Anlægsstørrelse
<11 kVA
DKA2 Danmark Anlægsstørrelse
11 - 50 kVA
DU2 Dubai
> 10 kW and < 400 kW
DU3 Dubai
> 400 kW
ES España
ESOS Territorios españoles en el
extranjero (Spanish Over-
sea Islands)
Eesti Vali Setup PT
FR France
FROS Territoire d’Outre-Mer
(French Oversea Islands)
GB Great Britain
GR Ελλάδα
HR Hrvatska
HU Magyarország
IE Éire / Ireland; Malta
IL Israel
IN India
IT4 Italia: Dimensioni
impianto < 11,08 kVA
IT5 Italia: Dimensioni
impianto > 11,08 kVA
ITMT Italia: media tensione
LK Sri Lanka
MG50 Microgrid 50 Hz
MG60 Microgrid 60 Hz
NIE2 Northern Ireland / Tuaisce-
art Éireann > 16 A
NL Nederland
NO Norge
NZ New Zealand
PT Portugal
RO România
SE Konungariket Sverige
SI Slovenija
SK Slovensko
TR Türkiye
TR Türkiye
UA Україна
ZA South Africa / Suid-Afrika
62
61
1
S
e
l
e
c
t
C
o
u
n
t
r
y
1
2
50 Hz
International 50 Hz
2
Page 16
56
1 1 1
1 1 1
CONFIG
Loading Country Setup
3
2
1
6x
7x
4
2
1
4x
5x
5
2
1
BASIC
MPP TRACKER 2
6 7 8
Page 17
57
Firmware Update
USB
+
3
5
4
4
1
2
2
Page 18
58
Australia - Conduits
Pay attention to the correct sealing of the conduits!
rigid or flexible
Page 19
59
Option DC SPD - retrofitted
1 1
1 1
Option SPD
+A1:PE
+A1:DC+1
+A1:DC+2
+A1:DC-
+A4-X21:1
+A4-X21:2
111412
DC-
PE
DC+
+A4-X8
321
+A4-X6
4POL
+A4-X18
8POL
+A4-X12
8POL
+A4-X5
RECERBO
Current
Interface
+A4
4,071,334
+A4-X21
2
1
1
2
3 4
Page 20
60
1 1
1 1
1 1
5 6
7 8
9
max. 5,5mm²
C
10
Page 21
61
Option DC SPD
Option DC SPD Typ 2 - S
1
M16 cable gland - enclosed
1
1
The grounding can
also be made via the
connected AC cable.
1
2
+A4-X21:2
+A4-X21:1
0,25 Nm
3
Page 22
62
Option DC SPD - Menu settings
1 1 1
1
3
2
2
1
1
2
1
1
2
3
Mode of operation
Trigger response
Connection type
Mode of operation
Trigger response
Connection type
Page 23
63
Option DC-plug +- pair MC4
label
Page 24
64
Serial Number Sticker for Customer Use
+
Fronius Inverter
Installation
Serial No. on rating plate
DRM‘s for
Australia
I9
4/8I72/6
I5 IO3
CL/0
IO1 GNDGND D-
3/7
I8
1/5
I6
I4
RG/0
IO2 12V+12V+IO0
D+
?
Fronius Inverter
Operating
Instructions
* Serial Number Sticker for Customer Use, 57 x 20 mm
** DRMs for Australia for Customer Use, 67 x 20 mm
*
**
***
Application example
DRM‘s for
Australia
I9
4/8I72/6
I5 IO3
CL/0
IO1 GNDGND D-
3/7
I8
1/5
I6
I4
RG/0
IO2 12V+12V+IO0
D+
DRM‘s for
Australia
I9
4/8
I7
2/6
I5 IO3
CL/0
IO1 GNDGND D-
3/7
I8
1/5
I6
I4
RG/0
IO2 12V+12V+IO0
D+
2
only Australia
1
Page 25
Fronius Worldwide - www.fronius.com/addresses
Under http://www.fronius.com/addresses you will find all addresses of our sales branches and partner firms!
Fronius International GmbH
4600 Wels, Froniusplatz 1, Austria
E-Mail: pv-sales@fronius.com
http://www.fronius.com
Fronius USA LLC Solar Electronics Division
6797 Fronius Drive, Portage, IN 46368
E-Mail: pv-us@fronius.com
http://www.fronius-usa.com
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