Actual Switching Frequency; Drive Mode; Security Unlock - Emerson SP1201 Installation Manual

Safety Product
Introduction
Information information
5.37

Actual switching frequency

Drive mode

Regen
Bit SP
Coding
Default Regen
Background Write
Update rate
Pr 5.37 shows the actual switching frequency used by the inverter. The maximum switching frequency is set with Pr 5.18, but this may be reduced by
the drive if automatic switching frequency changes are allowed (Pr 5.35=1).
Switching frequency
Value String
0 3
1 4
2 6
3 8
4 12
5 16
6 6 rEd
7 12 rEd
5.49 Drive mode
Drive mode Regen
Bit SP
Coding
Default Regen
Background read
Update rate
5.50

Security unlock

Drive mode Regen
Bit SP
Coding
Default Regen
Background read
Update rate
Pr 5.49 and Pr 5.50 are not visible from the keypad and are intended for internal use by the drive.
Parameter
Holds the actual drive mode that is active. The user can change the required drive mode in
5.49 Pr 11.31, but the value in Pr 11.31 is only copied to this parameter when the drive mode is
changed.
Holds the value of the security entered to allow parameters to be edited when security is
5.50
enabled.
110
System Mechanical
design installation
FI DE Txt VM DP ND
1 1
0 to 7
Current controller
(kHz) Sample time (us)
3
4
6
8
12
16
6
12
FI DE Txt VM DP ND
1 1
0 to 4
FI DE Txt VM DP ND
1
0 to 999
Function
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Electrical Getting
Optimisation
installation started
RA NC NV PT US RW BU
1 1
167
125
83
125
83
125
167
167
RA NC NV PT US RW BU
1 1 1 1
RA NC NV PT US RW BU
1 1 1
Technical Component
Parameters
data
PS
1
PS
1
PS
1 1
Unidrive SP Regen Installation Guide
Diagnostics
sizing
Issue Number: 2