8. INTERCONNECTION
Braking units have a master/slave selection connector, the master side selected prior to
shipment, for using more than one parallel connected braking unit, selected slave side
for braking units second unit and above.
8.1 One braking unit installation
(One Inverter connected to one braking unit)
8.2 Parallel connection of braking units
(One Inverter connected to multiple braking units)
Braking unit 1
N
N (-)
P
P (+)
Master
Inverter
BR +
BR -
N
N (-)
P
P (+)
Inverter
BR +
BR -
SL +
SL +
SL -
SL -
MA +
MA -
480
460
440
400
OH +
BR +
*
380
OH -
BR -
* Thermostat with relay:
1A/125VAC
2A/30VDC
SL +
SL -
MA +
MA -
Master
480
460
440
400
OH +
380
OH -
Braking unit 2
N (-)
P (+)
MA +
Slave
MA -
480
460
440
400
OH +
*
380
OH -
11 11
Braking unit 3
SL +
N (-)
SL -
P (+)
MA +
Slave
MA -
480
460
440
BR +
400
OH +
BR -
380
OH -
*