General Technical Data - Danfoss VLT FCD 303 Operating Instructions Manual

General technical data

Mains supply (L1, L2, L3):
Supply voltage FCD 305-335 380-480 V ........................................................ 3 x 380/400/415/440/480 V ±10%
Supply frequency ..................................................................................................................................... 50/60 Hz
Max. imbalance on supply voltage ........................................................................ ± 2.0% of rated supply voltage
Power factor (400 V) / cos.
Number of connections at supply input L1, L2, L3 ........................................................................... 2 times/min.
Max. short-circuit value fuses ................................................................................................................ 100,000 A
Max. short-circuit value circuit brakers .................................................................................................... 10,000 A
See Special Conditions section in the Design Guide
Output data (U, V, W):
Output voltage ............................................................................................................. 0 - 100% of supply voltage
Output frequency .......................................................................................................... 0.2 - 132 Hz, 1 - 1000 Hz
Rated motor voltage, 380-480 V units ..................................................................... 380/400/415/440/460/480 V
Rated motor frequency ............................................................................................................................ 50/60 Hz
Switching on output ................................................................................................................................ Unlimited
Ramp times ................................................................................................................................. 0.02 - 3600 sec.
Torque characteristics:
Starting torque (parameter 101 Torque characteristic = Constant torque) ..................................... 160% in 1 min.
Starting torque (parameter 101 Torque characteristics = Variable torque) ..................................... 160% in 1 min.
Starting torque (parameter 119 High starting torque ) ................................................................ 180% for 0.5 sec.
Overload torque (parameter 101 Torque characteristic = Constant torque) ................................................... 160%
Overload torque (parameter 101 Torque characteristic = Variable torque) ..................................................... 160%
*Percentage relates to frequency converter's nominal current.
Control card, digital inputs:
Number of programmable digital inputs ................................................................................................................ 5
Terminal number ....................................................................................................................... 18, 19, 27, 29, 33
Voltage level ........................................................................................................ 0 - 24 V DC (PNP positi v e logic)
Voltage level, logic '0' .............................................................................................................................. < 5 V DC
Voltage level, logic '1' ............................................................................................................................ > 10 V DC
Maximum voltage on input ....................................................................................................................... 28 V DC
Input resistance, R (terminals 18, 19, 27) ......................................................................................... approx. 4 k
i
Input resistance, R (terminal 29, 33) ................................................................................................ approx. 2 k
i
All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals, and can be
functionally separated from other control terminals by opening switch S100. See section entitled Galvanic Isolation.
MG.04.B7.02 - VLT is a registered Danfoss trademark
........................................................................................ 0.90 / 1.0 at rated load
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VLT FCD Series
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