HX7+ ASD Installation and Operation Manual
183
LOD Restart Delay Time
Program
Special Control
Low Output Disable
The
Low Output Disable Restart Delay Time
sets the time that, once expired
and all standard ASD requirements are met, normal ASD operation resumes.
Direct Access Number — F737
Parameter Type —
Numerical
Factory Default —
0.0
Changeable During Run —
Yes
Minimum — 0.0
Maximum — 3600.0
Units — Seconds
Minimum Carrier Frequency 2.2 kHz
Program
Special Control
Carrier Frequency
This parameter is used to increase the carrier frequency as a function of the
parameter setting.
With this parameter (
)
Enabled
and
set to a value less than 2.2 kHz,
is increased to 2.2 kHz.
With this parameter (F738)
Enabled
and
set to a value equal to or greater
is unchanged.
With this parameter (F738)
Disabled
,
is not affected.
Settings:
0 — Disabled
1 — Enabled
Direct Access Number — F738
Parameter Type —
Selection List
Factory Default —
Disabled
Changeable During Run —
Yes
Rocking Start
Program
Special Control
Special Parameters
This parameter setting is used when starting a large load very slowly is
required.
An on/off 20 Hz output signal is applied to the motor for the duration of 0.5
seconds times the number setting of this parameter (i.e., setting 3 = 1.5 seconds
of 20 Hz on/off output signal).
Upon completion of the
Rocking Start
the programmed acceleration rate
resumes.
Direct Access Number — F739
Parameter Type —
Numerical
Factory Default —
0
Changeable During Run —
Yes
Minimum — 0
Maximum — 255
Units — Seconds
Over-Heat Stall
Program
Protection
Stall
This parameter
Enables/Disables
the
Over-Heat Stall
function.
Alarms and trips are unaffected by this setting.
Settings:
0 — Disabled
1 — Enabled
Direct Access Number — F740
Parameter Type —
Selection List
Factory Default —
Disabled
Changeable During Run —
Yes
Summary of Contents for HX7+ ASD
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Page 227: ...218 HX7 ASD Installation and Operation Manual Figure 35 200 kVA Sine Wave NEMA 1 Enclosure ...
Page 231: ...222 HX7 ASD Installation and Operation Manual Figure 39 200 kVA Sine Wave NEMA 3R Enclosure ...
Page 235: ...226 HX7 ASD Installation and Operation Manual Figure 43 66 163 kVA 18 Pulse Enclosure ...
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Page 238: ...HX7 ASD Installation and Operation Manual 229 Figure 46 518 700 kVA 18 Pulse Enclosure ...