Danfoss FC 300 Design Manual

Also see for FC 300: Operating instructions Instruction manual Design guide Design guide Design guide

Contents

Danfoss FC 300 Design Manual Manual pdf 53 page image

General SpecificationsMains supply (L1, L2, L3):Supply voltage 200-240 V ±10%Supply voltage FC 301: 380-480 V / FC 302: 380-500 V ±10%Supply voltage FC 302: 525-600 V ±10%Supply frequency 50/60 HzMax. imbalance temporary between mains phases 3.0 % of rated supply voltageTrue Power Factor (λ) ≥ 0.9 nominal at rated loadDisplacement Power Factor (cos ϕ) near unity (> 0.98)Switching on input supply L1, L2, L3 (power-ups) ≤ 7.5 kW maximum 2 times/min.Switching on input supply L1, L2, L3 (power-ups) ≥ 11 kW maximum 1 time/min.Environment according to EN60664-1 overvoltage category III/pollution degree 2The unit is suitable for use on a circuit capable of delivering not more than 100.000 RMS symmetricalAmperes, 240/500/600 V maximum.Motor output (U, V, W):Output voltage 0 - 100% of supply voltageOutput frequency FC 301: 0.2 - 1000 Hz / FC 302: 0 - 1000 HzSwitching on output UnlimitedRamp times 0.01 - 3600 sec.Torque characteristics:Starting torque (Constant torque) maximum 160% for 60 sec.*Starting torque maximum 180% up to 0.5 sec.*Overload torque (Constant torque) maximum 160% for 60 sec.*Starting torque (Variable torque) maximum 110% for 60 sec.*Overload torque (Variable torque) maximum 110% for 60 sec.*Percentage relates to FC 300's nominal torque.Cable lengths and cross sections:Max. motor cable length, screened/armouredFC 301: 50 m / FC 301 (A1-encl.): 25 m / FC 302: 150mMax. motor cable length, unscreened/unarmouredFC 301: 75 m / FC 301 (A1-encl.): 50 m / FC 302:300 mMax. cross section to motor, mains, load sharing and brake (see section Electrical Datain the FC 300 Design Guide MG.33.BX.YY for more information), (0.25 kW - 7.5 kW) 4 mm 2 / 10 AWGMax. cross section to motor, mains, load sharing and brake (see section Electrical Datain the FC 300 Design Guide MG.33.BX.YY for more information), (11-15 kW) 16 mm 2 / 6 AWGMax. cross section to motor, mains, load sharing and brake (see section Electrical Datain the FC 300 Design Guide MG.33.BX.YY for more information), (18.5-22 kW) 35 mm 2 / 2 AWGMaximum cross section to control terminals, rigid wire 1.5 mm 2 /16 AWG (2 x 0.75 mm2 )Maximum cross section to control terminals, flexible cable 1 mm 2 /18 AWGMaximum cross section to control terminals, cable with enclosed core 0.5 mm 2/20 AWGMinimum cross section to control terminals 0.25 mm2Protection and Features:ï Electronic thermal motor protectionagainst overload.ï Temperature monitoring of the heatsinkensures that the frequency converter tripsif the temperature reaches 95 ∞C ± 5∞C.FC 300 Design GuideFC 300 SelectionMG.33.B7.02 - VLT is a registered Danfoss trademark 53