Siemens SINAMICS PM240-2 Power Module, 3-Phase 4kW

Technical Overview

3-phase 380-480V Power Module with 4kW/3kW overload, IP20, integrated braking chopper and Class A EMC filter. Provides precise motor control for industrial use.

Key Features

Supports 3-phase AC input (380–480 V ±10%) for global industrial power systems.
Offers High Overload (HO) of 3kW and Low Overload (LO) of 4kW for flexible performance.
Includes an integrated braking chopper for controlled braking in dynamic applications.
Features a built-in Class A EMC filter to reduce electrical interference.
Utilizes internal air cooling for thermal stability.
Provides IP20 protection class for demanding environments.
Designed with an FSB frame size suitable for compact panel-mounted applications.
Compatible with SINAMICS control units for seamless integration into automation systems.
Maintains a pulse frequency of 4 kHz for smooth and precise motor control.

Technical Specification Matrix

Parameter	Value
Input Number of Phases	3 AC
Line Voltage	380 – 480 V AC ±10%
Line Frequency	47 – 63 Hz
Rated Input Current (LO)	13.30 A
Rated Input Current (HO)	11.60 A
Rated Output Power (LO)	4.00 kW
Rated Output Power (HO)	3.00 kW
Rated Output Current (LO)	10.20 A
Rated Output Current (HO)	7.70 A
Max. Output Current	15.40 A
Pulse Frequency	4 kHz
Output Frequency (Vector Control)	0 – 200 Hz
Output Frequency (V/f Control)	0 – 550 Hz
Cooling Method	Internal air cooling
Degree of Protection	IP20 / UL Open Type
Frame Size	FSB
Ambient Temperature (Operation LO)	-10 to +40 °C
Ambient Temperature (Operation HO)	-10 to +50 °C
EMC Filter	Built-in Class A filter
Braking Chopper	Integrated
Efficiency	0.97
Power Factor λ	0.85
Offset Factor cos φ	0.95
Sound Pressure Level (1m)	72 dB
Power Loss	0.11 kW
Installation Altitude	1,000 m (3,280.84 ft)
Relative Humidity (Max. Operation)	95% RH, condensation not permitted
Physical Weight (kg)	3.1
Dimensions L x W x H (cm)	18.5 x 11.4 x 36.5

Industrial Applications

1. Conveyor Systems with Dynamic Braking

This power module is ideally suited for conveyor systems that require frequent starts and stops or precise positioning of loads. Its integrated braking chopper efficiently dissipates regenerative energy, while the high overload capability (200% for 3s, 150% for 57s) ensures robust performance during demanding acceleration and deceleration cycles. The IP20 protection allows for secure installation within a control cabinet.

Problem Solved

Ensures controlled and rapid braking of heavy loads, preventing wear and tear on mechanical components and improving overall system efficiency in applications with dynamic load changes.

ConveyorMaterial handlingDynamic brakingHigh overloadIP20Motor controlRegenerative energy

2. Industrial Pump and Fan Control

The Siemens 6SL3210-1PE21-1AL0 is highly effective for controlling industrial pumps and fans in HVAC or fluid transfer systems. Its 3-phase 380-480V input and output capabilities, along with 4kW (LO) power rating, enable efficient operation of medium-power motors. The built-in Class A EMC filter minimizes electromagnetic interference, ensuring stable operation in sensitive industrial environments. Internal air cooling contributes to reliable thermal management within typical plant conditions (-10 to +40°C).

Problem Solved

Provides precise speed control and energy efficiency for pumps and fans, reducing operational costs and ensuring stable operation without disrupting other sensitive electronic equipment through EMI.

HVACPumpsFansVariable speed driveEnergy efficiencyEMC filtering3-phase400V

3. General Purpose Machinery with Variable Speed Requirements

This power module is suitable for a wide range of general-purpose machinery, such as machine tools, mixers, and agitators, that require flexible and precise variable speed motor control. With output frequencies up to 550 Hz (V/f control) and 200 Hz (vector control), it can adapt to diverse operational needs. The compact FSB frame size and IP20 rating facilitate straightforward integration into various industrial control cabinet designs, offering a versatile solution for motor automation.

Problem Solved

Offers adaptable and accurate speed regulation for various industrial machines, enhancing process control and product quality while integrating efficiently into existing automation setups.

Machine toolsMixersAgitatorsVariable frequency driveSpeed controlPrecisionIndustrial automationFSB frame