The Altivar 312 is a versatile 3-phase variable speed drive designed for industrial applications, offering adjustable frequency control and a wide voltage range.
Product ModelATV312HU11N4
Product ID34466
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureEfficiently control motor speed in industrial processes.
2
FeatureSuitable for 380-500V AC applications, ensuring versatility in various settings.
3
FeatureReliable and durable design for long-term performance.
4
FeatureAdjustable frequency control for precise speed management.
5
FeatureCompact and easy-to-install design for minimal disruption.
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 312
Product or Component Type
Variable speed drive
Product destination
Asynchronous motors
Product Specific Application
Simple machine
Assembly style
With heat sink
Component name
ATV312
Motor power kW
1.1 kW
Maximum Horse Power Rating
1.5 hp
[Us] rated supply voltage
380...500 V - 15...10 %
Supply frequency
50...60 Hz - 5...5 %
Phase
3 phase
Line current
4.9 A 380 V, Isc = 5 kA3.7 A 500 V
EMC filter
Integrated
Apparent power
3.2 kVA
Maximum transient current
4.5 A 60 s
Power dissipation in W
48 W at nominal load
Speed range
1...50
Asynchronous motor control profile
Factory set : constant torqueSensorless flux vector control with PWM type motor control signal
Internal supply for logic inputs 19...30 V 100 mA overload and short-circuit protectionInternal supply for reference potentiometer (2.2 to 10 kOhm) 10...10.8 V 10 mA overload and short-circuit protection
communication port protocol
ModbusCANopen
IP degree of protection
IP20 on upper part without cover plateIP21 on connection terminalsIP31 on upper partIP41 on upper part
R1-R2 2 A 250 V AC inductive, cos phi = 0.4 7 msR1-R2 2 A 30 V DC inductive, cos phi = 0.4 7 msR1-R2 5 A 250 V AC resistive, cos phi = 1 0 msR1-R2 5 A 30 V DC resistive, cos phi = 1 0 ms
Discrete input number
6
Discrete input type
LI1...LI6) programmable 24 V, 0...100 mA PLC 3500 Ohm
Acceleration and deceleration ramps
S, U or customizedLinear adjustable separately from 0.1 to 999.9 s
Braking to standstill
By DC injection
Protection type
Input phase breaks driveLine supply overvoltage and undervoltage safety circuits driveLine supply phase loss safety function, for three phases supply driveMotor phase breaks driveOvercurrent between output phases and earth (on power up only) driveOverheating protection driveShort-circuit between motor phases driveThermal protection motor
Insulation resistance
>= 500 mOhm 500 V DC for 1 minute
Local signalling
for drive voltage 1 LED (red) for CANopen bus status four 7-segment display units
Time constant
5 ms for reference change
Frequency resolution
Analog input 0.1...100 HzDisplay unit 0.1 Hz
Connector type
1 RJ45 Modbus/CANopen
Physical interface
RS485 multidrop serial link
Transmission frame
RTU
Transmission Rate
10, 20, 50, 125, 250, 500 kbps or 1 Mbps CANopen4800, 9600 or 19200 bps Modbus
Number of addresses
1...127 CANopen1...247 Modbus
Number of drive
127 CANopen31 Modbus
marking
CE
Operating position
Vertical +/- 10 degree
Height
5.6 in (143 mm)
Width
4.2 in (107 mm)
Depth
6.0 in (152 mm)
Net Weight
4.0 lb(US) (1.8 kg)
Dielectric strength
2410 V DC between earth and power terminals3400 V AC between control and power terminals
Electromagnetic compatibility
1.2/50 µs - 8/20 µs surge immunity test level 3 IEC 61000-4-5Electrical 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 61000-4-3
Standards
IEC 61800-5-1IEC 61800-3
Product Certifications
CSAC-tickNOMGOSTDNVUL
Pollution degree
2
Protective treatment
TC
Vibration resistance
1 gn 13...150 Hz)EN/IEC 60068-2-61.5 mm 3...13 Hz)EN/IEC 60068-2-6
Shock resistance
15 gn 11 ms EN/IEC 60068-2-27
Relative humidity
5...95 % without condensation IEC 60068-2-35...95 % without dripping water IEC 60068-2-3
Ambient Air Temperature for Storage
-13...158 °F (-25...70 °C)
Ambient air temperature for operation
14...122 °F (-10...50 °C) without derating with protective cover on top of the drive)14...140 °F (-10...60 °C) with derating factor without protective cover on top of the drive)
Operating altitude
<= 3280.84 ft (1000 m) without derating3280.84...9842.52 ft (1000...3000 m) with current derating 1 % per 100 m
Schneider Electric Altivar 312 ATV312HU11N4 Variable Speed Drive | INDSLT
