51
11. External frequency converter settings
External frequency converter(s) used in Hydro MPC booster set
variants F, EF and EDF are delivered with the manufacturer’s
factory settings, see table below.
At start-up, the factory settings must be changed to the Grundfos
settings in the table below.
11.1 VLT 2800
Press [QUICK MENU] + [+] to access all parameters.
*
Thermistor function used for thermal protection of LC filter.
** For information about languages available, see relevant docu-
mentation.
*** Use data from the Hydro MPC booster set.
Factory setting of VLT 2800
To recall the factory settings of all parameters, follow one of the
procedures below:
1. Set the parameter 620 to (3).
2. Disconnect the power supply.
3. Re-connect the power supply.
4. All parameters are now factory-set except from the fault log.
or
1. Disconnect the power supply.
2. Press and hold [QUICK MENU] + [+] + [CHANGE DATA] and
re-connect the power supply.
3. All parameters are now factory-set, including the fault log.
Parameter
Factory setting
Grundfos setting
Function
Value or number
in the display of VLT
Function
Value or number
in the display of VLT
2
Local/remote operation
Local/remote operation
0
3
Local reference
Local reference
Default
101
Torque characteristics
Torque characteristics
2
102
Motor power
Motor power
Motor nameplate in kW
103
Motor voltage
Motor voltage
Motor nameplate
104
Motor frequency
Motor frequency
Motor nameplate, Hz
105
Motor current
Motor current
Motor nameplate, SFA
106
Rated motor speed
Rated motor speed
Motor nameplate RPM
107
Automatic motor adaptation
Automatic motor adaptation 2
128
Thermal motor protection
Thermal motor protection
4
204
Minimum reference
Minimum reference
20 Hz
205
Maximum reference
Maximum reference
62 Hz
206
Ramp type
Ramp type
2
207
Ramp up time
Ramp up time
1.5 sec
208
Ramp down time
Ramp down time
3 sec
214
Reference function
Reference function
2
215
Preset reference
Preset reference
100
302
Digital input
Digital input
7
304
Digital input
Digital input
0
305
Digital input6
Digital input6
24
323
Relay output
Relay output
1
406
Automatic restart time
Automatic restart time
10 sec
411
Switching frequency
Switching frequency
4500
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