drive electronics Decentralised motor starter

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Product Description:

 

SK 135E – Decentralised motor starter

Many applications, including those in the field of material handling require electronic starting and stopping of the drive units. NORD has developed the new, innovative motor starter SK 135E for this. Due to its versatility, not only motor starting functions, but also gentle starting or reversing mode are possible.Extensive monitoring functions e.g. protect against overheating. Thanks to the I2t triggering characteristic, a motor protection switch is not required. The integrated mains filter of the motor starter SK 135E (with motor-mounting) meets the very highest EMC requirements.

Features and Characteristics

 

  • Gentle start function

  • Reversing function

  • Motor or wall-mounting

  • IP55, (optional IP66)

  • Power range:3~ 200 … 240V from 0.25 kW to 4.0 kW3~ 380 … 500V from 0.25 kW to 7.5 kW

  • Control and connection of an electromechanical brake

  • Integrated mains filter (EMC Class C1 / C2)

  • 2 digital inputs

  • 2 digital outputs

  • Temperature sensor input (TF+/TF-)

  • RS232 interface via RJ12 plug

  • Optional ATEX Zone 22 3D (in preparation)

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Q:How does the servo motor drive work
Servo driver: (servo drives) is also known as "servo controller and the servo amplifier, a controller is used to control the servo motor, its action is similar to the frequency converter applied to ordinary ac motor, belonging to the part of the servo system, mainly used in high precision positioning system. Typically by location, speed and torque three ways to control the servo motor, high precision positioning of transmission system, is currently the transmission technology of high-end products. How it works: The current mainstream servo drives are controlled by digital signal processors (DSP). It can implement the more complicated control algorithm, realize digitization, network and intelligence. Power devices are widely used in intelligent power module (IPM) as the core design of drive circuit, IPM internal integrated drive circuit, at the same time has the overvoltage, overcurrent, overheating, under-voltage protection circuit, such as fault detection in the primary loop to join the soft start circuit, to reduce the impact to drive during startup.
Q:Is the servo motor controller and the servo motor driver the same thing?
The two are the same thing, the servo motor controller is used to drive the motor, so it's also called the servo motor drive.
Q:How do the single-chip machine send pulse to the step motor drive?
It's two, it means two functional feet, one is the orientation, not one is the pulse of the pulse of the pulse is equal to the motor turning a step Angle. Full name single-chip computer, Single Chip Microcomputer (English: Single - Chip Microcomputer), also known as micro-controller (Microcontroller), is the central processor, memory, Timer/Counter (Timer/Counter) and various input/output interface are integrated on a Chip Microcomputer. Compared with general-purpose microprocessors used in PCS, it emphasizes self-provisioning (no external hardware) and cost savings. Its greatest strength is small size, can be put inside the instrument, but the storage is small, the input output interface is simple, the function is low. Because of its rapid development, the definition of the old single chip machine is not enough, so in many applications it is called a wider microcontroller; From the 1980s, there were four and eight single-chip computers, which were now 332 high-speed single-chip machines.
Q:How many drivers do you need for a few steps?
The problem to analyze the actual situation, look at your control requirements, the machine work in stepper motor coil most energized to lock the motor shaft, shaft braking motor does not move, even if has the external force, such as hard to turn the motor shaft axis did not move if broken drive motor will move at this moment, so step motor which has no accuracy. Stepper motor drives are cheap now if you know the lower working principle of stepper motor is a stepper motor coil electricity xun sequence, and understand the microcontroller programming make a stepper motor driver circuit board so cheaper. Single chip and motor drive cost can be as low as a few yuan. There is a subdivision of the online bay, which drives 20 yuan for the power of the current, which can be bought with a dedicated drive chip. But that's a lot of knowledge.
Q:Why do the ac servo motors drive?
The driver of the servo motor is like the brain of the servo motor, to give a command to the servo motor, and the pulse is made to move.
Q:Is the servo motor and servo motor driven together a set of products
Servo motor and servo drives can be composed of a set of products, whether you need to add other device, the control of the actual need, if necessary, can add industrial computer, and so on PC or PLC
Q:The failure of the step motor drive
Here are some of the following questions: The problem of acceleration is that the speed of the machine is too fast. The current problem is that the current is too large or too small. Quality problems of actuators or motors Shenzhen pegatco CNC technology co., LTD. Is specialized in r&d step drive, controller, machine vision, solid state relay
Q:The difference between drive motor and frequency converter drive motor
The converter drives the motor, which drives the variable frequency motor, or the converter drives the ordinary asynchronous motor. The converter itself can control the frequency conversion motor or asynchronous motor, or it can be controlled by an external control converter (analog voltage, analog current, communication). The frequency converter is driven by the frequency conversion motor, which can be controlled by the speed control. The servo actuator which requires precise positioning control is driven by the servo actuator, which drives the frequency conversion motor with the frequency control.
Q:Hello, my step is in the motor drive the light is not bright, the motor is not locked
The step motor is an open loop controlling element which converts the electrical pulse signal into angular displacement or line displacement. In the case of the overload, motor speed, stop position depends only on the pulse signal frequency and pulse number, and not affected by load change, when the stepper driver receives a pulse signal, it is driving a stepper motor according to set the direction of a fixed Angle, known as the "step Angle", its rotation is based on the Angle of the fixed step by step. It can control the amount of angular displacement by controlling the number of pulses, so as to achieve accurate positioning. At the same time, the speed and acceleration of the motor can be controlled by controlling the pulse frequency to achieve the goal of speed adjustment
Q:What is the step motor drive card?
The principle is that the same drive step motor rotation is only functionally different

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