Connection For Excess Export With Power Storage System - Viessmann Vitovalor PT2 E11T Installation And Service Instructions Manual

Notes on connecting to the mains supply

Connection for excess export with power storage system

On-site energy consumption to paragraphs 33 and 4(3)
of the German CHP Act (KWKG)
A
B
C
E
F
kWh
Z1
kWh
S1
kWh
S2
kWh
Z4
H
~
U
V
Fig. 12
Low voltage grid
A
Main power supply
B
Domestic distribution box
C
Property boundary
D
Grid operator
E
Customer
F
Power distribution
G
400V / 230V~
D
kWh
Z2
G
K
L
1~/N/PE
M
kWh
Z3
N
~ ~
O
P
(cont.)
G
K
L
1~/N/PE
R
S
T
On-site consumers
H
Short circuit protection
K
Overload protection, RCD
L
Vitovalor PT2
M
GS protection
N
Inverter (DC/AC converter) S
O
Fuel cell
P
Preparing for installation
= 1.5 kVA
EMAX
21