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Festo EMMS-ST-57-M-SEB-G2

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£355.80 (ex. VAT)

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EMMS-ST-57-M-SEB-G2
EMMS-ST-57-M-SEB-G2

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Marvo Stock ID MV-I277
HS Code 8501
SKU EMMS-ST-57-M-SEB-G2
Condition Used
Warranty 12 months
Weight (kg) 1.20
Length (mm) 95.00
Width (mm) 56.40
Height (mm) 47.14

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Specification & Description

Specification Description
Part Number EMMS-ST-57-M-SEB-G2
Alternative Part Number EMMSST57MSEBG2
Manufacturer Festo
Motor Type Stepper Motor
Nominal Voltage 48 V DC
Nominal Current 9.5 A
Max. Rotational Speed 550 rpm
Holding Torque 5.9 Nm
Stepper Angle 1.8 ±5%
Winding Resistance 0.23 ±10% Ω
Winding Inductance 2.6 mH
Output Mass Moment of Inertia 1.9/1.97 kgcm² (with brake)
Radial Load on Shaft 200 N
Axial Load on Shaft 65 N
Mass Moment of Inertia of Rotor 1.9 kgcm²
Brake Operating Voltage 24 ±10% V DC
Brake Power 11 W
Brake Holding Torque 2 Nm
Brake Mass Moment of Inertia 0.07 kgcm²
Response Delay 2/6 ms
Separation Time 25 ms
Encoder Type Incremental
Encoder Pulses/Revolution 500 1/rev
Encoder Interface RS422, TTL, AB channel, zero index
Encoder Operating Voltage 5 V DC
Weight (with brake and encoder) 3,600 g
Protection Class (Motor Shaft) IP54
Protection Class (Motor Housing) IP65 (IP54 for size 87)
Ambient Temperature –10 … +50 °C
Storage Temperature –20 … +70 °C
Relative Air Humidity 0 … 85% (non-condensing)
Insulation Protection Class B
Heat Class to EN 60034-1 B
Rated Class to EN 60034-1 S1
Certification c UL us - Recognized (OL), RCM trademark
Materials Note RoHS-compliant

The Festo EMMS-ST-57-M-SEB-G2 is a high-performance stepper motor renowned for its precision and reliability in a variety of industrial applications. This motor is part of Festo's EMMS-ST series, which utilises 2-phase hybrid technology to deliver exceptional torque and speed control. With a nominal voltage of 48 V DC and a nominal current of 9.5 A, this motor is designed to handle demanding tasks with ease.

The EMMS-ST-57-M-SEB-G2 features a holding torque of 5.9 Nm, ensuring stable operation even at high rotational speeds, which can reach up to 550 rpm. The stepper angle is precisely controlled at 1.8 ±5%, allowing for exact positioning and movement. Additionally, the motor is equipped with an integrated encoder and brake, enhancing its functionality for closed-loop control and providing added safety during operation.

Constructed with a robust design, the motor boasts an IP65 rated housing for the motor and an IP54 rated shaft, providing protection against dust ingress and water spray from any direction. This makes it suitable for use in harsh environments commonly found in industrial settings.

The EMMS-ST-57-M-SEB-G2 is also designed with ease of integration in mind, featuring standard flange dimensions for straightforward mounting. Its compatibility with a range of Festo gear units and controllers allows for a flexible and scalable solution that can be tailored to specific application requirements.

This stepper motor is an ideal choice for engineers and system integrators looking for a reliable and precise motion control solution that can be seamlessly integrated into a wide range of automation systems. Whether it's for packaging, material handling, or custom machinery, the Festo EMMS-ST-57-M-SEB-G2 stepper motor delivers performance that you can depend on.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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How do I create an account?

Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Frequently Asked Questions

What are the key features of this stepper motor?

The stepper motor is a 2-phase hybrid technology motor with optional integrated encoder for closed-loop control, sinusoidal current impressing, and an optional holding brake. It has a protection class of IP54, making it suitable for a variety of industrial applications.

Can this stepper motor be used with a gear unit?

Yes, this stepper motor can be paired with a planetary gear unit, which is available in different ratios and versions upon request. The gear unit also features life-time lubrication and shares the same protection class of IP54.

What are the environmental operating conditions for this stepper motor?

The stepper motor is designed to operate within an ambient temperature range of –10 to +50°C and can be stored in temperatures ranging from –20 to +70°C. It also has a relative air humidity range of 0 to 85% (non-condensing).

What type of encoder is integrated into the stepper motor?

The motor optionally includes an incremental optical encoder with RS422, TTL, AB channel, and zero index interface, providing 500 pulses per revolution for precise control.

What is the significance of the stepper angle for this motor?

The stepper angle of 1.8 ±5% indicates the angle by which the motor shaft moves with each step. This allows for precise control of the motor's position, which is essential for applications requiring high precision.

How does the brake function in this stepper motor?

The optional holding brake in the stepper motor is electrically activated and designed to hold the motor shaft in position when the motor is not powered. It operates at 24 V DC and provides a holding torque that ensures the motor maintains its position under load.

What type of power supply is required for this stepper motor?

The stepper motor requires a nominal voltage of 48 V DC for operation. It is important to use a power supply that can provide stable and sufficient voltage to ensure optimal performance.

What are the mounting options for this stepper motor?

The motor comes with a standard flange for mounting, which corresponds to IEC 60034 standards. The flange dimensions and mounting holes are designed for easy integration into a wide range of applications.

Is the stepper motor RoHS-compliant?

Yes, the stepper motor is RoHS-compliant, adhering to the restrictions on the use of certain hazardous substances in electrical and electronic equipment.

What applications are suitable for this stepper motor?

This stepper motor is suitable for a wide range of applications including precision positioning systems, CNC machinery, automated production lines, and any application that requires precise control of motor movement.

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Part conditions explained

We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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