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Siemens MICROMASTER 4 Vector MMV750/3 Drive

Name: Siemens 6SE3221-5DC40
Brand: Siemens
SKU: 6SE3221-5DC40
Availability: InStock

Siemens MICROMASTER 4 Vector VFD

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ManufacturerSiemens

Part number6SE3221-5DC40

Model MMV750/3

Part Number 6SE3221-5DC40

Power Rating 7.5 kW

Input Voltage 3AC 380-500V +/-10%

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7.5 kW Power Output 3AC 380-500V Input Vector Control IP20 Protection Overload Capability Compact Design

Product description

The Siemens MICROMASTER 4 Vector drive, model MMV750/3 (Part Number 6SE3221-5DC40), is a high-performance variable frequency drive designed for precise motor control. It operates on a 3-phase AC supply of 380-500V with a constant torque rating of 7.5 kW. This drive supports both constant and variable torque applications, offering flexibility for various motor control needs. It features overload protection and is housed in an IP20 enclosure.

This drive is ideal for applications requiring precise speed and torque control, such as conveyors, pumps, fans, and general machinery. Its robust design and advanced vector control capabilities ensure efficient and reliable operation in industrial environments.

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Technical specifications

Model	MMV750/3
Part Number	6SE3221-5DC40
Power Rating	7.5 kW
Input Voltage	3AC 380-500V +/-10%
Frequency	50/60Hz
Constant Torque	7.5 kW
Variable Torque	N/A
Overload	150% 60s, 200% 3s
Protection	IP20
Dimensions	215 x 185 x 195 mm (H x W x D)
Ambient Temp	0-50°C

Common applications

Conveyor Systems

Pump Control

Fan Control

Machine Tools

Textile Machinery

General Automation

Compatible systems

3-phase AC motors Various industrial automation control systems

Also known as

MICROMASTER MMV750/3 Siemens Variable Frequency Drive 6SE32215DC40

Replaces / compatible with

This is a MICROMASTER 4 series drive. It replaces older or similar performance-rated drives within the Siemens automation portfolio.

Technical note

Expert tip

Ensure the input power supply conforms to the specified voltage and frequency tolerances to prevent damage to the drive.

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Frequently asked questions

What is the power and voltage rating for the Siemens 6SE3221-5DC40 MICROMASTER drive?

The Siemens 6SE3221-5DC40 MICROMASTER 4 Vector drive has a power rating of 7.5 kW. It operates on a 3-phase AC input voltage range of 380-500V with a frequency of 50/60Hz.