7 mains circuit specifications, 8 auxiliary interface specifications – SMA FLX Series User Manual
Page 47
Illustration 5.12 Overview of Inverter with Torque Indications
2
Parameter
Tool
Tightening Torque
1
M32 cable gland
body
Wrench 42 mm
7.5 Nm
2
M32 cable gland,
compression nut
Wrench 42 mm
5.0 Nm
3
Terminals on AC
terminal block
Pozidriv PZ2 or
Straight slot 1.0 x
5.5 mm
2.0 - 4.0 Nm
4
PE
Torx TX 20 or
Straight slot 1.0 x
5.5 mm
2.2 Nm
Table 5.12 Nm Specifications 2
5.7 Mains Circuit Specifications
FLX series
5
6
7
8
9
10
12.5
15
17
Maximum inverter current, I
acmax
7.5 A
9 A
10.6 A
12.1 A
13.6 A
15.1 A
18.8 A
22.6 A
25.6 A
Recommended blow fuse type gL/gG
*)
10 A
13 A
13 A
13 A
16 A
16 A
20 A
25 A
32 A
Recommended automatic fuse type B or C
*)
16 A
16 A
16 A
20 A
20 A
20 A
25 A
25 A
32 A
Table 5.13 Mains Circuit Specifications
*)
Always choose fuses according to national regulations.
5.8 Auxiliary
Interface
Specifications
Interface
Parameter
Parameter Details
Specification
RS-485 and Ethernet
Cable
Cable jacket diameter (
⌀)
2x5-7 mm
Cable type
Shielded Twisted Pair (STP CAT 5e or
SFTP CAT 5e)
2)
Cable characteristic impedance
100
Ω – 120 Ω
RJ-45 connectors:
2pcs RJ-45 for RS-485
2pcs RJ-45 for Ethernet
Wire gauge
24-26 AWG (depending on mating
metallic RJ-45 plug)
Cable shield termination
Via metallic RJ-45 plug
Galvanic interface insulation
Yes, 500 Vrms
Direct contact protection
Double/Reinforced insulation
Yes
Short-circuit protection
Yes
RS-485 only
Cable
Max. cable length
1000 m
Max. number of inverter
nodes
63
Ethernet only
Communication
Network topology
Star and daisy chain
Cable
Max. cable length between
inverters
100 m
Max. number of inverters
100
1)
Table 5.14 Auxiliary Interface Specifications
1)
Max. number of inverters are 100. If GSM modem is used for portal
upload, the number of inverters in a network is limited to 50.
2)
For outdoor use, we recommend outdoor burial type cable (if
buried in the ground) for both Ethernet and RS-485.
Technical Data
46
L00410568-03_2q / Rev. date: 2014-06-20
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