Wallbox Commander 2 - EM 330 Connection Details and Transformers

Energy Meter
EM 330
5
4
7
6
9
8
10 11 13 14 1512
16
17
2 3N 1
10
12
11
13
A-
T
D- (RS485B)
B+
D+ (RS485A)
GND
GND
EM 330
Wallbox
250 A
600 A
CTA 5 X
CTD-6S
24 mm 3
50 mm 3
2. Amperage limit 3. Transformer 4. Hole diameter
5. Number of
Transformers
400 A CTA 6 X 36 mm 3
EM 330 requires the following current
transformers based on the amperage limit
and the characteristics of the cabling system.
1.