Schneider ATV320U55N4B Altivar Machine 5.5kW Book AC Drive

Schneider Electric Altivar Machine ATV320U55N4B is a variable speed drive for three‑phase asynchronous and synchronous motors. Rated power 5.5 kW (7.5 HP) at 380‑500 V, 3‑phase. Book form factor for space‑optimized vertical stacking in control cabinets. Provides speed regulation for industrial machinery and OEM applications.

Applications:

• Pump speed regulation

• Fan and ventilation control

• Conveyor motion control

• OEM machine integration

Core Specifications:

• Motor power: 5.5 kW (7.5 HP) heavy duty

• Output current: 13.5 A

• Supply voltage: 3-phase 380–500 V AC, 50/60 Hz

• Output frequency: 0.1–599 Hz

• Overload capacity: up to 150% for 60 seconds

• EMC filter: Integrated Class C2

• Safety function: STO (Safe Torque Off)

• Communication interfaces: Modbus, CANopen (built‑in)

• Digital inputs: 7

• Digital outputs: 3

• Analog inputs: 3

• Protection rating: IP20

• Dimensions (H × W × D): approx. 225 × 108 × 165 mm

• Weight: approx. 1.7 kg

• Operating temperature: -10…50 °C

Advanced Specifications:

• Switching frequency: adjustable 2…16 kHz

• Braking chopper: integrated

• I/O logic: positive logic (source)

• Ambient humidity: 5…95 % without condensation

• Altitude: up to 1000 m without derating

System Integration:

• Compatible with Modicon M221, M241, M251, M340 controllers via Modbus or CANopen.

• Configuration using SoMove software or integrated keypad (optional).

Related Products (upgrade path):

• Entry level → ATV320U40N4B (4 kW book version)

• Current model → ATV320U55N4B (5.5 kW book version)

• Higher power → ATV320U75N4B (7.5 kW book version)

• Complementary accessory → VW3A3608 (CANopen communication module)