Omron VARISPEED E7 User Manual page 53

200 V and 400 V Class Inverters with 0.4 to 18.5 kW Output Capacity
Inverter
2
200 V and 400 V Class Inverters with 22 kW or higher Output
Connecting Braking Units in Parallel
When connecting two or more Braking Units in parallel, use the wiring and jumper settings like shown in
Fig 2.8. There is a jumper for selecting whether each Braking Unit is to be a master or slave. Select "Master"
for the first Braking Unit only, and select "Slave" for all other Braking Units (i.e., from the second Unit
onwards).
Inverter
18
2-
CDBR Braking
Unit
1
Thermal overload
relay trip contact
CDBR Braking
Unit
Inverter
Thermal overload
relay trip contact
Fig 2.7 Connecting the Braking Resistor Unit and Braking Unit
Thermal overload relay contact
Braking Unit #1
Thermal overload relay
contact
Fig 2.8 Connecting Braking Units in Parallel
LKEB Braking
Resistor Unit
LKEB
Resistor Unit
Thermal overload relay contact
Braking
Resistor
Unit
Braking Unit #2
Thermal overload relay
contact
Thermal protector
trip contact
Braking
Thermal protector
trip contact
Thermal overload relay contact
Braking
Resistor
Unit
Braking Unit #3
Thermal overload relay
contact
Braking
Resistor
Unit