Parameter Description | Issue 01/06 |
P1256 = 1:
Maintain dclink voltage until mains is returned or drive is tripped undervoltage or pulses disabled when frequency falls below the limit in P1257.
VDC
P1245
VDC_min
t
f |
|
P1257 | t |
| |
Pulse |
|
enabled1 | t |
0 |
P1256 = 2:
This option ramps down the frequency to stand still even when mains return. If mains return, then an OFF1 is active until P1257 limit then pulses disabled. If mains does not return, frequency brought down under the control of
VDC
P1245
VDC_min
t
f
P1257
Pulse enabled1
0
OFF1
OFF2
t
t
P1257[3] | Freq limit for kinetic buffering |
| Min: | 0.00 | ||
| CStat: | CUT | Datatype: Float | Unit: Hz | Def: | 2.50 |
| SETPOINT | Active: first confirm | QuickComm.: No | Max: | 600.00 |
Level
3
Frequency which kinetic buffering (KIB) either hold speed or disable pulses depending on P1256.
Index:
P1257[0] : 1st. Drive data set (DDS)
P1257[1] : 2nd. Drive data set (DDS)
P1257[2] : 3rd. Drive data set (DDS)
152 | MICROMASTER 440 Parameter List |