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Description：

Siemens manufactures the 6SL3210-1PE31-8AL0, a power module that is part of the SINAMICS G120 series and is intended for use in three-phase applications. This unit operates efficiently with an input voltage range of 380 to 480 V AC, allowing for ±10% variation. It accommodates a frequency range of 47 to 63 Hz to support diverse operational needs.

In terms of output specifications, the module's rated output power is set at 90 kW when operating under low overload conditions and 75 kW under high overload conditions. The rated output currents are 178 A and 145 A respectively for these modes. Its maximum output current capacity reaches 290 A, ensuring sufficient power delivery for demanding applications.

The overload capacities are designed to enhance its durability: in low overload mode, it can sustain 110% of the rated output for 57 seconds and 150% for a brief duration of 3 seconds. For high overload, the module can handle 150% for 57 seconds and ramp up to 200% for 3 seconds. The system supports an output frequency range of 0 to 550 Hz when using V/f control and 0 to 200 Hz with vector control, providing flexibility for different motor control strategies.

Efficiency is a strong point of this module, with an efficiency rating of 98% and a power factor of 0.95, contributing to overall energy savings in operation. Equipped with internal air cooling, the unit maintains optimal thermal performance, and it has a maximum installation altitude of 1,000 meters (3,280 ft).

Specification：

Frequently asked questions

Q1: What is the Siemens 6SL3210-1PE31-8AL0 Power Module used for?

A1: The Siemens 6SL3210-1PE31-8AL0 Power Module is a key component of a variable frequency drive (VFD) system. It supplies controlled power to AC motors, enabling precise speed, torque, and motion control in industrial applications.

Q2: What input voltage does the 6SL3210-1PE31-8AL0 power module require?

A2: The 6SL3210-1PE31-8AL0 module operates with an input voltage of 380–480 V AC (±10%), making it compatible with standard three-phase industrial power systems.

Q3: How many input phases does the 6SL3210-1PE31-8AL0 module support?

A3: The 6SL3210-1PE31-8AL0 is designed for a 3-phase AC input.

Q4: What line frequency is supported?

A4: The 6SL3210-1PE31-8AL0 module supports a line frequency of 47–63 Hz, allowing reliable operation with both 50 Hz and 60 Hz power systems.

Q5: What is the maximum output current of the 6SL3210-1PE31-8AL0 power module?

A5: The 6SL3210-1PE31-8AL0 module provides a maximum output current of 290 A, making it suitable for high-power industrial motor applications.

Product Applications

HVAC Systems: Suitable for driving pumps and fans in wastewater treatment plants, large commercial buildings, and heating networks.

Material Handling and Conveying: Widely used in large belt conveyors and lifting equipment in mines, ports, and logistics centers.

Metallurgy and Mining: Used in rolling mill auxiliary equipment, fans, dust collectors, and various material conveying rollers.

Oil, Gas, and Marine Engineering: Meets the requirements of compressors, pumps, and related auxiliary drive equipment in harsh environments.

General Machinery Manufacturing: Suitable for various heavy-duty workshop cranes, large compressors, extruders, and mixing equipment.