General Parameters
Model: ATV312HD11N4

Type: Variable Frequency Drive (VFD)

Series: Altivar 312

Enclosure Rating: IP20 (panel-mounted)

Cooling Method: Natural convection

Ambient Temperature:

Operation: -10°C to +50°C (14°F to 122°F)

Storage: -20°C to +65°C (-4°F to 149°F)

Relative Humidity: <95% (non-condensing)

Altitude: 1000m max without derating

Vibration: 5.9m/s² (0.6g) @ 10-150Hz

Power Characteristics
Rated Power: 0.75 kW (1 HP)

Input Voltage:

3-phase: 200-240V AC (+10%/ -15%)

Frequency: 50/60Hz ±5%

Output Voltage: 3-phase 0-Vinput

Rated Output Current: 3.6A

Overload Capacity:

150% for 60s

110% continuous

Control Features
Control Methods:

V/F control (7 preset curves)

Sensorless vector control

Frequency Range: 0.5-400Hz

Speed Regulation:

±2% (sensorless vector)

±0.5% (with encoder option)

Accel/Decel Time: 0.1-3600s (adjustable)

Switching Frequency: 4-16kHz (adjustable)

I/O Configuration
Digital Inputs: 3x (24V DC, sink/source)

Analog Inputs:

1x 0-10V

1x 0-20mA

Relay Output: 1x (SPDT, 250V AC/30V DC, 2A)

Open Collector Output: 1x (24V DC, 50mA)

Protection Features
Motor Protection:

Thermal overload

Short circuit

Ground fault

Power Protection:

Overvoltage

Undervoltage

Phase loss

Other Protections:

Stall prevention

Overcurrent

Auto-restart

Physical Specifications
Dimensions (WxHxD): 73 x 150 x 124mm

Weight: 1.2kg

Mounting: DIN rail or panel

Terminals:

Screw type

Torque: 0.5-0.6Nm

Wire Size:

Power: 1-2.5mm² (AWG 18-14)

Control: 0.5-1.5mm² (AWG 20-16)

Communication (Optional)
Expansion Slots: 1 (for communication cards)

Supported Protocols:

Modbus RTU

CANopen

Profibus DP

Performance Specifications
Braking:

DC injection braking

Resistor braking (optional)

Efficiency: >97%

EMC Compliance: EN 61800-3

Certifications
Safety: UL 508C, CSA C22.2 No.14

EMC: EN 61800-3

Marine: DNV, GL, LR, ABS

RoHS: Compliant

Software & Programming
Configuration:

Built-in keypad

PowerSuite software

Parameter Groups: 5 (with quick setup)

Typical Applications
Centrifugal pumps

Axial fans

Conveyors

Mixers

Basic machinery