The ATV21HU22M3X is a 2.2kW 3HP variable speed drive designed for industrial applications, offering advanced communication interfaces and robust specifications.
Product ModelATV21HU22M3X
Product ID33625
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureAdvanced communication interfaces for seamless integration
2
FeatureRobust specifications for reliable performance in industrial applications
3
Feature2.2kW 3HP power rating for versatile usage
4
FeatureAnalog input and display unit for precise control
5
FeatureIP20 rating for protection against environmental factors
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Range of Product
Altivar 21
Product or Component Type
Variable speed drive
Product destination
Asynchronous motors
Product Specific Application
Pumps and fans in HVAC
Assembly style
With heat sink
Component name
ATV21
EMC filter
Without EMC filter
power supply voltage
200...240 V - 15...10 %
Phase
3 phase
Motor power kW
2.2 kW
Maximum Horse Power Rating
3 hp
Line current
7.3 A 240 V8.7 A 200 V
Speed range
1...10
Transient overtorque
120 % of nominal motor torque +/- 10 % 60 s
Asynchronous motor control profile
Quadratic voltage/frequency ratioConstant voltage/frequency ratio with automatic IR compensationEnergy saving ratioCurrent flux vector control (FVC) without speed feedbackConstant voltage/frequency ratio
communication port protocol
Modbus
Type of polarization
No impedance
IP degree of protection
IP20 on upper part without blanking plate on cover EN/IEC 60529IP20 on upper part without blanking plate on cover EN/IEC 61800-5-1IP21 EN/IEC 60529IP21 EN/IEC 61800-5-1IP41 on upper part EN/IEC 60529IP41 on upper part EN/IEC 61800-5-1
Internal supply 24 V DC 21...27 V), <200 mA overload and short-circuit protectionInternal supply for reference potentiometer (1 to 10 kOhm) 10.5 V DC +/- 5 %, <10 mA overload and short-circuit protection
Analogue input number
2
Analogue input type
VIA switch-configurable current 0...20 mA 242 Ohm 11 bitsVIA switch-configurable voltage 0...10 V DC 24 V max 30000 Ohm 11 bitsVIB configurable PTC probe 0...6 probes 1500 OhmVIB configurable voltage 0...10 V DC 24 V max 30000 Ohm 11 bits
Sampling duration
F 2 ms +/- 0.5 ms discreteR 2 ms +/- 0.5 ms discreteRES 2 ms +/- 0.5 ms discreteVIA 2 ms +/- 0.5 ms analogVIB 2 ms +/- 0.5 ms analog
Response time
FLA, FLC 7 ms +/- 0.5 ms discreteFLB, FLC 7 ms +/- 0.5 ms discreteFM 2 ms +/- 0.5 ms analogRY, RC 7 ms +/- 0.5 ms discrete
Accuracy
+/- 1 % FM) for a temperature variation 60 °C+/- 0.6 % VIA) for a temperature variation 60 °C+/- 0.6 % VIB) for a temperature variation 60 °C
Linearity error
FM +/- 0.2 % outputVIA +/- 0.15 % of maximum value inputVIB +/- 0.15 % of maximum value input
Analogue output number
1
Analogue output type
FM switch-configurable current 0...20 mA 500 Ohm 10 bitsFM switch-configurable voltage 0...10 V DC 470 Ohm 10 bits
2 A 250 V AC inductive cos phi = 0.4 L/R = 7 ms FL, R)2 A 30 V DC inductive cos phi = 0.4 L/R = 7 ms FL, R)5 A 250 V AC resistive cos phi = 1 L/R = 0 ms FL, R)5 A 30 V DC resistive cos phi = 1 L/R = 0 ms FL, R)
Discrete input type
F programmable 24 V DC level 1 PLC 3500 OhmR programmable 24 V DC level 1 PLC 3500 OhmRES programmable 24 V DC level 1 PLC 3500 Ohm
Automatic based on the loadLinear adjustable separately from 0.01 to 3200 s
Braking to standstill
By DC injection
Protection type
Against input phase loss driveBreak on the control circuit driveInput phase breaks driveLine supply overvoltage and undervoltage driveLine supply undervoltage driveOvercurrent between output phases and earth driveOverheating protection driveOvervoltages on the DC bus driveShort-circuit between motor phases driveThermal power stage driveMotor phase break motorThermal protection motorWith PTC probes motorAgainst exceeding limit speed drive
Insulation resistance
>= 1 mOhm 500 V DC for 1 minute
Frequency resolution
Analog input 0.024/50 HzDisplay unit 0.1 Hz
Connector Type
1 RJ45
Physical interface
2-wire RS 485
Transmission frame
RTU
Transmission Rate
9600 bps or 19200 bps
Data format
8 bits, 1 stop, odd even or no configurable parity
Number of addresses
1...247
Communication Service
Monitoring inhibitableTime out setting from 0.1 to 100 sRead device identification (43)Write single register (06)Read holding registers (03) 2 words maximumWrite multiple registers (16) 2 words maximum
marking
CE
Operating position
Vertical +/- 10 degree
Height
5.6 in (143 mm)
Width
4.2 in (107 mm)
Depth
5.9 in (150 mm)
Net Weight
4.0 lb(US) (1.8 kg)
Noise level
51 dB 86/188/EEC
Dielectric strength
2830 V DC between earth and power terminals4230 V DC between control and power terminals
Electromagnetic compatibility
1.2/50 µs - 8/20 µs surge immunity test level 3 IEC 61000-4-5Conducted radio-frequency immunity test level 3 IEC 61000-4-6Electrical fast transient/burst immunity test level 4 IEC 61000-4-4Electrostatic discharge immunity test level 3 IEC 61000-4-2Radiated radio-frequency electromagnetic field immunity test level 3 IEC 61000-4-3Voltage dips and interruptions immunity test IEC 61000-4-11