EMMT-ST-42-L-RSB Stepper Motor

The EMMT-ST-42-L-RSB Stepper Motor is a high-quality product designed for various industrial applications. With a frequency range of 50-60 Hertz (HZ), it is suitable for high-speed operations. The motor is built for high-pressure applications, making it ideal for heavy-duty machinery. The electric start feature ensures easy operation, and the motor is entirely enclosed for safety and durability. The voltage rating of 220-240 Volt (v) makes it suitable for use in most countries.

• Ambient temperature -15 C ... 40 C
• Note on ambient temperature Up to 80C with derating -2%/C
• Max. installation height 4000 m
• Note on max. installation height As of 1,000 m: only with derating of -1.0% per 100 m
• Storage temperature -20 C ... 70 C
• Relative air humidity 0 - 90%
• Conforms to standard IEC 60034
• Temperature class as per EN 60034-1 B
• Max. winding temperature 130 C
• Rating class as per EN 60034-1 S1
• Motor type to EN 60034-7 IM B5 IM V1 IM V3
• Mounting position optional
• Degree of protection IP40
• Note on degree of protection IP40 for motor shaft without rotary shaft seal IP65 for motor housing, incl. connection technology
• Interface code, motor out 42A
• Electrical connection 1, connection type Hybrid plug
• Electrical connection 1, connector system M17x0.75
• Electrical connection 1, number of connections/cores 12
• Electrical connection 1, connection pattern 00997532
• Note on materials RoHS-compliant
• Corrosion resistance class CRC 0 - No corrosion stress
• LABS (PWIS) conformity VDMA24364 zone III
• Vibration resistance Transport application test with severity level 2 to FN 942017-4 and EN 60068-2-6
• Shock resistance Shock test with severity level 2 to FN 942017-5 and EN 60068-2-27
• Approval RCM trademark c UL us - Recognized (OL)
• CE mark (see declaration of conformity) To EU EMC Directive In accordance with EU RoHS Directive
• UKCA marking (see declaration of conformity) To UK instructions for EMC To UK RoHS instructions
• Certificate issuing authority UL E342973
• Nominal operating voltage DC 48 V
• Number of pole pairs 50
• Motor holding torque 0.63 Nm
• Nominal torque 0.54 Nm
• Peak torque 0.63 Nm
• Nominal rotary speed 1000 rpm
• Max. rotational speed 3200 rpm
• Max. mechanical speed 9000 rpm
• Stepper angle for complete step 1.8 deg
• Stepping angle tolerance 5%
• Nominal power rating of motor 56 W
• Continuous stall current 3.7 A
• Nominal motor current 3.4 A
• Peak current 4 A
• Motor constant 0.162 Nm/A
• Voltage constant, phase 10.6 mVmin
• Phase winding resistance 0.6 Ohm
• Phase winding inductance 0.8 mH
• Winding longitudinal inductivity Ld (phase) 1.45 mH
• Winding cross inductivity Lq (phase) 0.8 mH
• Electric time constant 1.3 ms
• Thermal time constant 16 min
• Thermal resistance 2 K/W
• Measuring flange 200 x 200 x 15 mm, steel
• Total mass moment of inertia of output 0.088 kgcm
• Product weight 770 g
• Permissible axial shaft load 10 N
• Permissible radial shaft load 28 N
• Rotor position sensor Absolute single-turn encoder
• rotor position sensor, manufacturer designation Festo iC-MHM
• Rotor position encoder interface BiSS-C
• Rotor position sensor, encoder measuring principle Magnetic
• rotor position sensor, DC operating voltage 5 V
• rotor position sensor, DC operating voltage range 4.75 V ... 5.25 V
• Rotor pos. enc., sin/cosin p/r 2
• rotor position sensor, position values per revolution 65536
• Rotor position transducer resolution 16 bit
• rotor position sensor, system accuracy of angle measurement -65 arcsec ... 65 arcsec
• Brake holding torque 0.63 Nm
• Operating voltage DC for brake 24 V
• Brake current consumption 0.34 A
• Power consumption, brake 8.2 W
• Brake coil resistance 70.9 Ohm
• Brake coil inductivity 146 mH
• Brake separation time 28 ms
• Brake closing time 41 ms
• DC brake response delay 8 ms
• Max. brake no-load speed 9000 rpm
• Max. friction per braking process 1500 J
• Mass moment of inertia of brake 0.006 kgcm
• Switching cycles holding brake 10 million idle actuations (without friction work!)
• Mean time to failure (MTTF), subcomponent 687 years, rotor position encoder

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