Baumuller BUM 60, Instruction Handbook Manual

Page: 53 / 84

Installation
Instruction handbook BUM 60 / BUS 60
Document No.: 5.01032.05
53
of 82
7
7.11 Terminal and pin assignments
7.11.1 Power terminals
1U1, 1V1, 1W1, PE (connections: 4 mm
2
maximum)
1U1,
1V1,
1W1
Device input voltage
NOTE
One of the terminals is not connected when single-phase power supply.
PE Ground switching cabinet
1U2, 1V2, 1W2, PE (connections: 4 mm
2
maximum)
1U2,
1V2,
1W2
Motor connections
PE Ground connection motor
ZK+, ZK- (connections: 4 mm
2
maximum)
BUM 60: Connections for DC link
Discharging the DC Link capacitor takes at least one minute.
If necessary, the DC Link can be rapidly discharged via a resistor.
Connect an external ballast resistor between ZK+ and BA-.
BUS 60: Connections for DC link power supply
R
Bint
, BA-
With internal ballast bridge
With external ballast, refer to
Z
Block diagrams
–
from page 33 and
Z
Connection diagram
BUM 60
–
on page 49.
If UL508C has to be observed:
The external ballast resistor must protect itself from overheating.