Bender NGRM700 - Artificial Neutral (Delta Connection)

Connection
27
NGRM7xx_D00292_07_M_XXEN/02.2022
5.3.4 Artificial neutral (delta connection)
If no star point is available, the following circuit can create an artificial neutral.
Connection with a zigzag transformer
Fig. 5.4: Artificial neutral with a zigzag transformer
R
s
(G1)
E (G)
N
CD...
PE PE
R
S
E
k
l
NGR
CT
L1
L2
L3
L1 L2 L3
6A 6A 6A
LINETRAXX®
NGRM7…
A1
A2
X1
Ethernet
5
C
50m
6A
AC/DC
48...240 V
6A
11
12 14
21
22 24
31
32 34
Circuit breaker
NGR fault
Ground fault
Trip