Vacon NX series Applications Manual

A
B
C
t = Par. ID508
t
par. ID515
RUN
STOP
f
out
Fig. 69: DC-braking time when Stop mode = Ramp
A. Motor speed
B. Output frequency
C. DC-braking
509 PROHIBIT FREQUENCY AREA 1; LOW LIMIT 23457 (2.5.1)
510 PROHIBIT FREQUENCY AREA 1; HIGH LIMIT 23457 (2.5.2)
511 PROHIBIT FREQUENCY AREA 2; LOW LIMIT 3457 (2.5.3)
512 PROHIBIT FREQUENCY AREA 2; HIGH LIMIT 3457 (2.5.4)
513 PROHIBIT FREQUENCY AREA 3; LOW LIMIT 3457 (2.5.5)
514 PROHIBIT FREQUENCY AREA 3; HIGH LIMIT 3457 (2.5.6)
In some systems it may be necessary to avoid certain frequencies because of mechanical
resonance problems. With these parameters it is possible to set limits for the "skip
frequency" region.
VACON · 306 PARAMETER DESCRIPTIONS
8
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Vacon NX series Specifications

General

Product type	AC Drive
Output voltage range	0-Uin
Frequency range	0-500 Hz
Enclosure classes	IP00, IP21
Mounting types	Wall
Braking chopper	Integrated or external
EMC filter	Built-in or external
Control modes	Scalar, Vector
Protection features	Overcurrent, overvoltage, undervoltage, overtemperature, short circuit
Communication options	Modbus, Profibus, CANopen, Ethernet
Ambient temperature range	-10°C to +50°C
Cooling method	Air-cooled