Siemens SINAMICS PM240-2 4kW Power Module

Technical Overview

Unfiltered Siemens SINAMICS PM240-2 Power Module (FSC) with integrated braking chopper, 1/3AC 200-240V, 4kW LO/3kW HO, IP20, for G120 systems.

Key Features

High Overload (HO) capability: 3 kW output, 200% for 3s, 150% for 57s.
Low Overload (LO) capability: 4 kW output, 150% for 3s, 110% for 57s.
Wide input voltage range: 1/3 AC 200-240 V ±10%, 47-63 Hz.
Robust design: Operates in ambient temperatures up to +50°C (HO) or +40°C (LO).
Modular compatibility: Designed without an integrated filter for customized EMC configurations.
Converts AC power into controlled motor output.
Seamless operation within Siemens SINAMICS G120 drive systems.
Degree of protection IP20 / UL open type.
Approved for CU firmware version V4.6.

Technical Specification Matrix

Parameter	Value
Input Number of Phases	1 / 3 AC
Input Line Voltage	200 ... 240 V ±10 %
Input Line Frequency	47 ... 63 Hz
Rated Input Current (LO)	43.00 A / 24.80 A
Rated Input Current (HO)	37.50 A / 21.70 A
Output Number of Phases	3 AC
Output Rated Voltage	230V IEC / 240V NEC
Rated Power (LO)	4.00 kW (5.00 hp)
Rated Power (HO)	3.00 kW (4.00 hp)
Rated Output Current (LO)	17.50 A
Rated Output Current (HO)	13.60 A
Max. Output Current	27.20 A
Pulse Frequency	4 kHz
Output Frequency (Vector Control)	0 ... 200 Hz
Output Frequency (V/f Control)	0 ... 550 Hz
Power Factor λ	0.85
Offset Factor cos φ	0.95
Efficiency η	0.96
Sound Pressure Level (1m)	65 dB
Power Loss	0.18 kW
Cooling	Internal air cooling
Cooling Air Requirement	0.018 m³/s (0.653 ft³/s)
Installation Altitude	1,000 m (3,280.84 ft)
Ambient Temperature (Operation LO)	-10 ... 40 °C (14 ... 104 °F)
Ambient Temperature (Operation HO)	-10 ... 50 °C (14 ... 122 °F)
Ambient Temperature (Transport/Storage)	-25 ... 55 °C (-13 ... 131 °F)
Relative Humidity (Max. operation)	95 % RH, non-condensing
Line Side Connection	Plug-in screw terminals
Line Side Conductor Cross-section	6.00 ... 16.00 mm² (AWG 10 ... AWG 6)
Degree of Protection	IP20 / UL open type
Compliance with standards	UL, cUL, CE, C-Tick (RCM), SEMI F47
Efficiency Class	IE2
Physical Weight (kg)	4.8
Dimensions L x W x H (cm)	18.5 x 15.7 x 44

Industrial Applications

1. Conveyor Belt Speed Control in Manufacturing

This power module can precisely control the speed of AC induction motors driving conveyor belts, allowing for flexible production line adjustments and optimized material flow. Its 4kW (LO) and 3kW (HO) power ratings are suitable for various load conditions encountered in manufacturing. The integrated braking chopper ensures efficient stopping and rapid deceleration, which is critical for safety and process control on production lines.

Problem Solved

Precise speed regulation of conveyor systems, improving production efficiency, reducing wear on mechanical components through controlled acceleration/deceleration, and enabling quick stops in emergencies.

Variable Frequency DriveAC motor controlspeed regulationdynamic brakingoverload protectionindustrial automationmaterial handling

2. Pump Control in Water Treatment Facilities

The SINAMICS PM240-2 can be utilized to drive pumps in water treatment plants, offering energy-efficient control over water flow rates. Its ability to operate in a wide temperature range (-10 to +40/50 °C) and with an IP20 rating (for cabinet installation) makes it suitable for the controlled environments often found in such facilities. The 1/3AC 200-240V input voltage is common for smaller to medium-sized pump applications.

Problem Solved

Optimizing pump performance and energy consumption by adjusting motor speed to match demand, reducing wear and tear on pumps, and providing reliable operation in varied environmental conditions within a cabinet.

Pump controlvariable speedenergy efficiencyflow rate optimizationwater/wastewatermotor driveIP20

3. Fan and HVAC System Regulation in Commercial Buildings

For large commercial building HVAC systems, this power module can precisely regulate the speed of fans, optimizing air circulation and temperature control. The variable frequency control (0-550 Hz V/f, 0-200 Hz vector) allows for fine-tuning of airflow, leading to significant energy savings. The IP20 protection requires cabinet installation, typical for HVAC control panels.

Problem Solved

Enhancing energy efficiency and comfort in buildings by providing demand-driven fan speed control, minimizing noise levels, and extending the lifespan of fan motors through soft starts and stops.

HVAC controlfan speed controlenergy managementbuilding automationvariable frequency driveair circulationIP20