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Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 weeks ago
Full 12-month warranty
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1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
| 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 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.
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.
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).
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.
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.
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.
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.
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.
Yes, the stepper motor is RoHS-compliant, adhering to the restrictions on the use of certain hazardous substances in electrical and electronic equipment.
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.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
All parts new or reconditioned are covered by EU Automation 12 month warranty
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