43
742.641 | 11.43
EN
6.3.4
Abbreviations
Abbreviation Description
MSD
internal grid monitoring of the inverter (MSD = Mains monitoring with allocated
Switching Devices)
MPP
working point producing the most power (Maximum Power Point)
SELV
Safety Extra Low Voltage
Tab. 5: Abbreviations
7
Structure and function
7.1
Casing
16
9
18 7
15
11
2
3
14
10
11
Hood
2
Display (monochrome, 128 x 64 pixels)
1
3
Type plate, Warning notices
1
4
Operating buttons:
ESC
,
,
,
SET
(from left to right)
1
5
1 AC connection
1
6
2 RJ45 sockets (RS485 interface)
7
1 minus DC connection (–) for solar modules (Multi-
contact MC4 DC socket, contact proof)
8
1 plus DC connection (+) for solar modules (Multi-
contact MC4 DC socket, contact proof)
1
9
DC circuit breaker (interrupts the plus and minus in-
puts simultaneously)
1
10
Termination (slide switch):
On
: termination switched on (slide switch at the right)
Off
: termination switched off (slide switch at the left)
See also the detail drawing below.
Off
On
6
6
10
Fig. 4:
Components on the front and lower sides of the casing
The individual casing components are described in detail below.
Summary of Contents for High Efficiency 3.0
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