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ABB ACS880 N5700 Series - Energy Efficiency

ABB ACS880 N5700 Series
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Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
2Upon closing the brake, the drive generates a A7A1
Mechanical brake closing failed warning if the status
of the acknowledgement does not match the status
presumed by the brake control logic.
Upon opening the brake, the drive trips on a 71A3 Mech
brake opening failed fault if the status of the
acknowledgement does not match the status presumed
by the brake control logic.
The drive trips on a 71A5 Mech brk opening not allowed
fault if the brake open conditions cannot be fulfilled
(for example, the required motor starting torque is not
achieved).
Open fault
0.00 s / real32Defines a close fault delay, ie. time between brake
closure and brake close fault trip.
Brake fault delay44.18
100 = 1 s / 100 = 1 sBrake close fault delay.0.00 ... 60.00 s
100 ms / real32Defines a filtering time for parameter 44.2 Brake torque
memory (actual torque value used as open torque
reference).
Filter time brake
torque memory
44.21
100 = 1 ms / 1 = 1 msFiltering time.0...100 ms
Def / Type
FbEq 16b / 32b
DescriptionName / Range /
Selection
No.
Settings for the energy saving calculators.Energy efficiency45
Disable / uint16Enables/disables the energy optimization function.
The function optimizes the motor flux so that total
energy consumption and motor noise level are reduced
when the drive operates below the nominal load. The
total efficiency (motor and drive) can be improved by
1…20 % depending on load torque and speed.
Note: With a permanent magnet motor or a
synchronous reluctance motor, energy optimization is
always enabled regardless of this parameter.
Energy optimizer45.11
0Energy optimization disabled.Disable
1Energy optimization enabled.Enable
Parameters 367

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