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Festo
1550979
Servomotor EMMS-AS-70-M-HS-RMB
The Festo part number 1550979 is an industrial component featuring a nominal operating voltage of 565 V DC, four pole pairs, and a star inside winding switch configuration, delivering a standstill torque of 2.53 Nm, a nominal torque of 2.26 Nm, and a peak torque of 8.55 Nm. Built with insulation protection class F and an IP54 protection class, this unit operates in ambient temperatures from -10 to 40 °C, supports storage temperatures between -20 and 60 °C, and integrates a PTC resistor for temperature monitoring via a plug electrical connector system. It conforms to standard IEC 60034, maintains a rating class of S1 according to EN 60034-1, complies with the RoHS materials note, features a moderate corrosion resistance classification CRC of 2, and carries RCM Mark and c UL us Recognized authorizations alongside CE symbols for the EU-EMV and low voltage guidelines. Submit the exact part number, quantity, and application requirements to receive a quote.
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- Festo
- Part number
- 1550979
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 1550979.
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Verified configuration
Technical Specifications
- Ambient temperature
- -10 ... 40 °C
- Storage temperature
- -20 ... 60 °C
- Relative air humidity
- 0 - 90 %
- Conforms to standard
- IEC 60034
- Insulation protection class
- F
- Rating class according to EN 60034-1
- S1
- Temperature monitoring
- PTC resistor
- Protection class
- IP54
- Electrical connector system
- Plug
- Materials note
- Conforms to RoHS
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- Authorization
- RCM Mark | c UL us - Recognized (OL)
- CE symbol (see declaration of conformity)
- according to EU-EMV guideline | according to EU low voltage guideline
- Nominal operating voltage DC
- 565 V
- Nominal voltage DC
- 565 V
- Type of winding switch
- Star inside
- Number of pole pairs
- 4
- Standstill torque
- 2.53 Nm
- Nominal torque
- 2.26 Nm
- Peak torque
- 8.55 Nm
- Nominal rotary speed
- 4,400 1/min
- Max. speed
- 4,960 1/min
- Nominal motor power
- 1,044 W
- Nominal motor current
- 1.7 A
- Peak current
- 7.4 A
- Motor constant
- 1.333 Nm/A
- Voltage constant, phase-to-phase
- 80.49 mVmin
- Phase-phase winding resistance
- 16.294 Ohm
- Phase-phase winding inductance
- 30.834 mH
- Overall mass moment of inertia at power take-off
- 0.68 kgcm2
- Product weight
- 2,900 g
- Permissible axial shaft load
- 75 N
- Permissible radial shaft load
- 200 N
- Rotor position sensor
- Absolute multi-turn encoder
- Rotary position encoder interface
- EnDat 22
- Rotary position encoder measuring principle
- Inductive
- Rotor position encoder resolution
- 19 Bit
- Brake holding torque
- 2 Nm
- Operating voltage DC for brake
- 24 V
- Power consumption, brake
- 11 W
- Mass moment of inertia of brake
- 0.07 kgcm2
- Switching cycles, holding brake
- 10 million idle actuations (without friction work)
- MTTF, subcomponent
- 76 years, rotary position encoder | 1769 years, holding brake
- MTTFd, subcomponent
- 152 years, rotary position encoder
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 1550979. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.