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Installation
D Connecting Braking Units in Parallel
When connecting two or more Braking Units in parallel, use the wiring and connectors shown in the
following diagram. There are connectors for selecting whether each Braking Unit is to be a Master or
Slave. Select "Master" for the first Braking Unit only; select "Slave" for all other Braking Units (i.e., from
the second Unit onwards).
Inverter
D Power Supply Sequence
200-V class:
Three-phase, 200 to
230 VAC (50/60 Hz)
400-V class:
Three-phase, 380 to
460 VAC (50/60 Hz)
Note Use a transformer with 200- and 400-V outputs for the power supply of the 400-V Inverter.
Thermal
relay trip
contact
Braking
Resistor
Unit
Braking Unit #1
Thermal
relay trip
contact
Power
supply
www.dadehpardazan.ir 88594014-15
Thermal
relay trip
contact
Braking
Resistor
Unit
Braking Unit #2
Thermal
relay trip
contact
(See note)
Chapter 2
Thermal
relay trip
contact
Braking
Resistor
Unit
Braking Unit #3
Thermal
relay trip
contact
L1 (R)
L2 (S)
L3 (T)
Inverter
2-43
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