DC−bus operation
Conditions for trouble−free DC−bus operation
Possible combinations of Lenze controllers in a network of several drives
10
10.2
10.2.1
10.2−1
EDSVF9383V EN 6.0−11/2009
10.2 Conditions for trouble−free DC−bus operation
Stop!
ƒ Only connect controllers with the same ranges for mains
voltage or DC−bus voltage.
ƒ Adapt switching threshold of braking unit or brake transistor.
ƒ Operate all input modules only with the mains choke specified
( 10.3−1)!
10.2.1 Possible combinations of Lenze controllers in a network of several drives
ƒ Use the controllers EVx9335 ... EVx9338 and EVx9381 ... EVx9383 in
variants V210, V240, V270 and V300. They are suitable for DC−bus
operation.
Note!
For the subject "DC−bus operation", read the documentations of
the other devices used within the interconnection.
Controller In DC−bus connection
with
Important requirements
EVx9335 ... EVx9338
EVx9381 ... EVx9383
EVx9335 ... EVx9338
EVx9381 ... EVx9383
l Only supply the controller in a decentralised manner.
l Only operate the controller with the mains choke assigned.
l Set the mains voltage or DC−bus voltage in C0173.
l Adapt the switching thresholds of the brake transistors in C0174.
EVx9321 ... EVx9333
8200
8200 vector
ECSxA004C4B
ECSx064C4B
l Only central supply via EVx9335 ... EVx9338 or EVx9381 ... EVx9383
permitted
– A mains supply for EVx9321 ... EVx9333, 8200 and 8200 vector is not
permitted.
– If required, use additional 9360 DC power supply units for a sufficient
DC power.
l Set the mains voltage or DC−bus voltage in C0173.
– For EVx9335 ... EVx9338 and EVx9381 ... EVx9383 never set C0173 = 5.
l Adapt the switching thresholds of the brake transistors in C0174.
9340 l The use of 9340 regenerative power supply modules is not possible.
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