Lenze 6034 Brake chopper - Manual (Page 11)

9
4.3. Brake chopper connection
4.3.1. Brake chopper 6032G with frequency inverters 8201-8204
L1
U V W
+UG
-UG
M
3~ PE
Filter
RB1RB2 +UG -UG
K1
K1
Brake
resistor
RB
L1
N
PE
8201E to 8204E
6032G
Motor choke /
motor voltage
filter
RB
Brake chopper
N
K1
Cable protection
Mains choke
The cross section of the PE
connection must be at least as
large as the cross section of the
power connection.
Mains filter
Operation of 8204E only with
assigned mains choke
Mains contactor
PE and screen connections
at inverter
Caution! All power terminals remain
live up to 3 minutes after mains
disconnection
Screened cables and mains filter
are required for radio interference
suppression to EN 55011.
Level A or B
Terminal bus in control cabinet
For group drives a motor protection
relay is necessary.
PTC thermistors or thermostats
are recommended for temperature
monitoring
Motor interconnection:
∆
at 230/400V
ϑ
Off
On