SM140/30/290/P0/45/M1/B1 Advanced motor control technology

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Brand: Schneider/ELAU
Model: SM140/30/290/P0/45/M1/B1
Rated Voltage: 480 Vrms
Max. Current: 61 Arms
Stall Current: 17.6 Arms
Rated Speed: 3000 Revolution Per Minute (rpm)
Max. Speed: 4000 Revolution Per Minute (rpm)
Stall Torque: 27.8 Nm
Rated Power: 4.05 kW

Categories: ELAU
Tags: DC motor ELAU Motor SCHNEIDER servo motor SM140/30/290/P0/45/M1/B1

Product Overview | Schneider EALU Series SH140/30270 High Performance Servo Motor

Core Positioning:
Schneider Electric”s EALU series servo motor, model SM140/30/290/P0/45/M1/B1, is a high-precision, high-reliability drive solution tailored for industrial automation. By integrating Schneider”s advanced motor control technology with the modular EALU design,
this motor excels in scenarios demanding dynamic response, precise positioning, and long-term stability.

Model Analysis | Decoding the SH140/30270 Configuration

1. SM140/30/290/P0/45/M1/B1 Series Designation: SH140

Represents the medium-to-large power range, with an estimated power output of 0.75kW–3kW.

2. Core Parameter Code: 30270

This code encompasses critical specifications such as speed, torque, and encoder resolution.
For example, it may indicate:

Rated speed: 3000 rpm
Rated torque: 2.7 Nm
(Actual values depend on the full parameter set.)

3. Configuration Fields: 0/1/00/00/00/00/00

These digits define additional options, including but not limited to:

Voltage level
Protection rating (e.g., IP65)
Communication protocol (e.g., EtherCAT, CANopen)
Functional add-ons (e.g., brakes, oil seals).

3. Comparison of advantages and disadvantagesThe advantages of ordinary motors lie in their simple structure, low cost, easy maintenance, etc. However, due to the inability to regulate the speed, they can only adapt to specific load characteristics, and there are limitations for applications that require frequent speed regulation.The advantages of variable frequency motors are mainly reflected in the flexible adjustment of speed, energy saving, precise control, and easy maintenance, etc. It can adjust the frequency and voltage according to the load requirements, achieving precise control of the motor speed. Therefore, variable frequency motors have obvious advantages in wide frequency operation, large load startup, high precision control, etc.However, compared with ordinary motors, variable frequency motors have a higher cost, complex structure, higher requirements for power quality, and need special frequency converters to support. In addition, the frequency converter will also introduce additional electromagnetic interference and harmonics problems, which need to be solved through filters, isolation transformers, and other equipment.

Technical Features | Precision Control Meets High Efficiency

1. Core Performance Parameters

Power & Torque:

SM140/30/290/P0/45/M1/B1 Rated power: Estimated 1.5kW–2.2kW (refer to selection manual).
Rated torque: 2.7 Nm (example; actual value based on code “270”).
Peak torque: Exceeds 3× rated torque for short-term overload demands.

Speed Range:

Rated speed: 3000 rpm (supports high-speed light-load or low-speed heavy-load modes).
Speed ratio: 1:5000 (stepless regulation for multi-condition switching).

Application Scenarios | Powering Industry 4.0

1. CNC Machining & Precision Tools

Typical Uses:

Spindle drives
Feed axis control
Five-axis machining centers

Advantages:

SM140/30/290/P0/45/M1/B1 High rigidity and low vibration ensure surface finish quality (Ra ≤ 0.8 μm).
Full closed-loop control eliminates mechanical errors (e.g., screw backlash).

2.. New Energy & Environmental Equipment

Typical Uses:

Wind turbine pitch systems
Sewage treatment agitators
Solar tracking brackets

Advantages:

SM140/30/290/P0/45/M1/B1 Wide temperature range (-20°C to +60°C) for extreme environments.
Corrosion-resistant coating extends outdoor lifespan.