Product Introduction

Siemens inverter 6SE7041-6ES87-0FA0 is a high-performance industrial inverter, mainly used to control the speed and torque of the motor, and is widely used in various industrial automation equipment. Here are some of the main features of this inverter:

Efficient motor control

Siemens inverter 6SE7041-6ES87-0FA0 can provide precise motor control and support multiple control modes such as speed control, torque control and position control to meet different application requirements.

Modular design

The inverter adopts a modular design, which makes installation and maintenance more convenient. The operator panel and communication module can be easily replaced, which improves the flexibility and scalability of the system.

Powerful input and output interface

Siemens inverter 6SE7041-6ES87-0FA0 provides a wealth of input and output interfaces, including six programmable digital inputs, two measurable analog inputs (0V to 10V, 0mA to 20mA) and two programmable analog outputs (0mA to 20mA). In addition, there are three programmable relay outputs, which are suitable for various industrial control applications.

Advanced control functions

The inverter has a built-in PID controller that supports precise closed-loop control. At the same time, it also provides programmable acceleration/deceleration functions with an acceleration range from 0 seconds to 650 seconds, which is suitable for various complex control requirements.

Protection functions

The Siemens inverter 6SE7041-6ES87-0FA0 has a variety of protection functions, including motor and inverter protection, load torque monitoring (belt fault detection, detection of dry running status of pumps), overload capacity, etc., to ensure the safe operation of the system.

Energy saving function

The inverter has energy saving functions, such as shutting down the pump when running at low speed, thereby reducing energy consumption. In addition, it also supports fast restart and automatic restart devices, which can quickly resume normal operation after power is restored.

Communication function

The Siemens inverter 6SE7041-6ES87-0FA0 supports multiple communication protocols and can be configured and monitored in the Windows operating system through the PC startup tool. In addition, TIA integration can be achieved through DriveES, and it can be seamlessly connected with other Siemens control systems.

The technical parameters of Siemens inverter 6SE7041-6ES87-0FA0 mainly include the following aspects:

Basic technical parameters

Motor rated voltage: This refers to the voltage supplied by the inverter, which is usually clearly marked in the user manual of the inverter.

Motor rated current: The current passing through the motor when it is working normally.

Motor excitation current: The current required to excite the motor magnetic field.

Power factor: Indicates the efficiency relationship between the motor's consumption of electrical energy and the generation of mechanical energy.

Motor rated frequency: The operating frequency when the motor is working normally.

Motor rated speed: The standard speed that the motor can reach at rated voltage.

Motor pole pair number: An important parameter that determines the rotation speed of the motor.

Motor rated torque: The maximum torque that the motor can generate at rated speed.

Encoder type: The type of sensor used to detect the rotation angle of the motor.

Encoder pulse number: The number of pulses sent by the encoder, which affects the precise positioning and control of the motor.

Control function parameters

Input signal normalization: Allows users to standardize different input signals to adapt to different control systems.

Ramp function acceleration and deceleration time: Used to smooth the motor start and stop process to avoid mechanical shock.

Proportional coefficient (Kp) and integral time (Tn) in the speed regulator: key parameters of PID regulation, used to adjust the stability and response speed of the system.

Other important parameters

Inverter incoming current: the current size when the inverter is connected to the power grid.

Maximum output current: the maximum current that the inverter can provide.

Set stator and cable resistance: used to calculate the impedance of the motor.

Total leakage reactance on the stator side of the motor set according to the rated impedance of the motor: affects the performance of the motor.

Estimated rotor resistance temperature effect: consider the impact of temperature changes on motor performance.

Maximum allowable motor active power: the maximum power that the inverter can provide.

Maximum active power of running feedback: the maximum power obtained by the inverter from the motor.

Filter time constant for torque smoothing setting: used to smooth the signal of torque setting.

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