EMC standards, Immunity EN 61800-3Energy efficiency class1) IE21) Determined according to EN 50598-2 at:• Rated load.• 90% rated frequency.• Switching frequency factory setting.• Switching pattern factory setting.7.6 Cable SpecificationsCable lengths and cross-sections for control cables1)Maximum motor cable length, shielded/armored 150 m (492 ft)Maximum motor cable length, unshielded/unarmored 300 m (984 ft)Maximum cross-section to motor, mains, load sharing, and brake See chapter 7 SpecificationsMaximum cross-section to control terminals, rigid wire 1.5 mm2/16 AWG (2x0.75 mm2)Maximum cross-section to control terminals, flexible cable 1 mm2/18 AWGMaximum cross-section to control terminals, cable with enclosed core 0.5 mm2/20 AWGMinimum cross-section to control terminals 0.25 mm2/23 AWG1) For power cables, see chapter 7.1 Electrical Data, 380–480 V and chapter 7.2 Electrical Data, 525–690 V .7.7 Control Input/Output and Control DataDigital inputsProgrammable digital inputs 4 (6)Terminal number 18, 19, 271), 291), 32, 33Logic PNP or NPNVoltage level 0–24 V DCVoltage level, logic 0 PNP <5 V DCVoltage level, logic 1 PNP >10 V DCVoltage level, logic 0 NPN >19 V DCVoltage level, logic 1 NPN <14 V DCMaximum voltage on input 28 V DCInput resistance, Ri Approximately 4 kΩAll digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.1) Terminals 27 and 29 can also be programmed as outputs.Analog inputsNumber of analog inputs 2Terminal number 53, 54Modes Voltage or currentMode select Switches A53 and A54Voltage mode Switch A53/A54=(U)Voltage level -10 V to +10 V (scaleable)Input resistance, Ri Approximately 10 kΩMaximum voltage ±20 VCurrent mode Switch A53/A54=(I)Current level 0/4 to 20 mA (scaleable)Input resistance, Ri Approximately 200 ΩMaximum current 30 mAResolution for analog inputs 10 bit (+ sign)Accuracy of analog inputs Maximum error 0.5% of full scaleBandwidth 100 HzThe analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.Specifications VLT® AQUA Drive FC 20238 Danfoss A/S © 05/2017 All rights reserved. MG22B10277