Schneider ATV310HU55N4A Three-phase AC motor speed controller

FAQ

Q1: What is the primary use of this drive?
It is a compact variable frequency drive used to control the speed and torque of three-phase AC motors by adjusting output frequency and voltage for improved energy efficiency.

Q2: What motor power ratings does the ATV310HU55N4A support?
This model supports up to 7.5 kW (10 hp) under normal duty and 5.5 kW (7.5 hp) under heavy duty operation.

Q3: What supply voltage and frequency does this VFD accept?
It operates on a three-phase 380–460 VAC supply with frequency of 50/60 Hz.

Q4: Does this model include an EMC filter?
No — the ATV310HU55N4A does not include a built-in EMC filter, which simplifies installation but may require external filtering in environments sensitive to electromagnetic interference.

Q5: What communications interface does it have?
It supports Modbus RTU over RS-485 (RJ45) for integration with PLCs and industrial control systems.

Q6: What protection rating does this drive have?
It carries an IP20 protection rating suited for indoor industrial environments.

Q7: What are the physical dimensions of the ATV310HU55N4A?
The unit measures approximately 140 mm wide × 184 mm high × 151 mm deep — compact for panel mounting.

Q8: How much does this variable frequency drive weigh?
The net weight is about 1.8 kg, making it relatively lightweight for its power class.

ATV310HU55N4A Schneider

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