Siemens SINAMICS G120 PM240-2 Power Module 75kW

Technical Overview

High-performance SINAMICS G120 PM240-2 power module with 75kW (LO) / 55kW (HO) output, 380-480V AC input, IP20, integrated braking chopper, and 98% efficiency.

Key Features

High-performance SINAMICS G120 PM240-2 Power Module.
Unfiltered module with a built-in braking chopper.
Supports dual overload ratings (55kW High Overload / 75kW Low Overload).
Operates on a 3-phase supply (380-480V).
Compact Frame Size FSF design for high power density.
Engineered to drive induction motors and synchronous motors with high precision.
Modular design for easy maintenance and hardware upgrades.
Rugged performance, operating reliably in temperatures from -20°C to +50°C (HO).
IP20 protection rating for cabinet installation.
Requires a separate Control Unit (CU) and Operator Panel for full functionality.
High efficiency of 98%.
Internal air cooling.
Approved for CU firmware version V4.7 HF8 and above.

Technical Specification Matrix

Parameter	Value
Input Voltage	3AC 380-480V (+10/-20%), 47-63Hz
Power Output (Low Overload, LO)	75 kW (150% for 3s, 110% for 57s, 100% for 240s)
Power Output (High Overload, HO)	55 kW (200% for 3s, 150% for 57s, 100% for 240s)
Frame Size	FSF
Protection Rating	IP20
Efficiency	98%
Max. Output Current	220 A
Pulse Frequency	2 kHz
Output Frequency for Vector Control	0 - 200 Hz
Output Frequency for V/f Control	0 - 550 Hz
Operating Temperature (LO)	-20 to +40 °C
Operating Temperature (HO)	-20 to +50 °C
Cooling	Internal air cooling
Physical Weight (kg)	58
Dimensions L x W x H (cm)	74.5 x 46.9 x 38.5

Industrial Applications

1. Conveyor Systems with Dynamic Loading

This power module is ideal for controlling conveyor systems that experience frequent starts, stops, and varying loads. Its high overload capability (200% for 3s, 150% for 57s) and integrated braking chopper allow for precise and rapid acceleration/deceleration of heavy loads, preventing mechanical stress and improving throughput. The IP20 rating ensures safe operation when installed within a protective control cabinet.

Problem Solved

Provides robust and dynamic motor control for conveyor systems, managing high inertia loads and frequent braking cycles efficiently while ensuring precise positioning and minimizing wear.

Dynamic BrakingHigh Overload CapacityConveyor ControlIP20 ProtectionVariable Speed Drive

2. Energy-Efficient Pump and Fan Control in HVAC/Water Treatment

The Siemens 6SL3210-1PE31-5UL0 is well-suited for controlling pumps and fans in industrial HVAC systems and water/wastewater treatment plants. Its 75kW low overload rating and 98% efficiency are optimized for continuous operation, reducing energy consumption. The wide operating temperature range (-20 to +50 °C) ensures reliable performance in diverse environmental conditions common to these applications.

Problem Solved

Enables precise and energy-efficient control of large pumps and fans, leading to significant energy savings and stable operation under varying flow or pressure demands, even in demanding temperatures.

Energy EfficiencyPump ControlFan ControlHVACWater TreatmentContinuous Operation

3. Extruder and Mixer Drives in Process Industries

For demanding process machinery like extruders and industrial mixers, this power module provides the necessary power and control. The dual overload capabilities (55kW High Overload for heavy-duty cycling and 75kW Low Overload for continuous processing) combined with a broad output frequency range (0-550 Hz for V/f control) allow for precise speed and torque regulation during material feeding, mixing, and extrusion, adapting to different material properties and production requirements.

Problem Solved

Offers versatile and powerful motor control for extruders and mixers, handling both continuous processing and intermittent high-torque demands to ensure consistent product quality and throughput.

ExtrusionMixingTorque ControlProcess ControlHigh Overload CapabilityVariable Frequency Drive