VLT
®
FCD Series
Cable lengths and cross sections:
Max. motor cable length, screened/armoured cable ....................................................................................
10 m
Max. motor cable length, unscreened/unarmoured cable ............................................................................. 10 m
Max.
cross section to motor, see next section.
Max. cross section to control wires, rigid wire .........................................................................
4.0 mm
2
/10 AWG
Max. cross section to control cables, flexible cable .................................................................
2.5 mm
2
/12 AWG
Max. cross section to control cables, cable with ferrules .......................................................... 2.5 mm
2
/12 AWG
Max. cross section extra terminals for 24 V ext, T73 version, rigid cables .................................. 6.0 mm
2
/9 AWG
Max. cross section extra terminals for 24 V ext, T73 version, flexible cable ................................. 4 mm
2
/10 AWG
Max. cross section extra terminals for 24 V ext, T73 version, cable with ferrules ......................... 4 mm
2
/10 AWG
Max. cross section PE ................................................................................................................. 10 mm
2
/7 AWG
Max. cross section external PE for T73 version .........................................................................
16 mm
2
/ 5 AWG
If UL/cUL is to be complied with, cable with temperature class 60/75°C must be used. Use copper wires only.
When complying with EN 55011 1A the motor cable must be screened/armoured. See EMC emission.
Control characteristics:
Frequency range ........................................................................................................... 0.2 - 132 Hz, 1 - 1000 Hz
Resolution of output frequency ........................................................................................ 0.013 Hz, 0.2 - 1000 Hz
Repeat accuracy of
Precise start/stop
(terminals 18, 19) ..................................................................
≤
± 0.5 msec
System response time (terminals 18, 19, 27, 29, 33) ........................................................................
≤
26.6 msec
Speed control range (open loop) ................................................................................. 1:15 of synchronous speed
Speed control range (open loop) <1.1 kW ............. approximately 1:10 of synchronous speed (motor dependent)
Speed control range (closed loop) ............................................................................. 1:120 of synchronous speed
Speed accuracy (open loop) <1.1 kW .................................................... 150 - 3600 rpm: Max. error of ±23 rpm
Speed accuracy (open loop) >0.75 kW .................................................... 90 - 3600 rpm: Max. error of ±23 rpm
Speed accuracy (closed loop) ................................................................. 30 - 3600 rpm: Max. error of ±7.5 rpm
All control characteristics are based on a 4-pole asynchronous motor
Surroundings:
Enclosure ........................................................................................................................... IP 66, TYPE 4x (indoor)
Enclosure T73 version ................................................................................................................... IP 65, TYPE 12
Vibration test ................................................................................................................................................. 1.0 g
Max. relative humidity ............................................................................ 95%
see Air humidity in the Design Guide
Ambient temperature (FCD 335 max. 35 °C) ..................................... Max. 40 °C (24-hour average max. 35 °C)
Derating for ambient temperature, see special conditions in the Design Guide
Min. ambient temperature during full-scale operation ....................................................................................
0 °C
Min. ambient temperature at reduced performance .................................................................................. - 10 °C
Temperature during storage/transport .......................................................................................... -25 - +65/70 °C
Max. altitude above sea level .................................................................................................................... 1000 m
Derating for air pressure, see special conditions in the Design Guide
EMC standards used, Emission ................................................................ EN 50081-1-2, EN 61800-3, EN 55011
EMC standards used, immunity ......................................................................................................................... EN
61000-6-2, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6
See section on special conditions in the Design Guide
MG.04.B7.02 - VLT is a registered Danfoss trademark
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