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D8

Product catalog summary

Overview: This document provides technical specifications for two types of three-phase asynchronous motors: D 8 2-pole and D 8 4-pole. It includes details on dimensions, recommended gear combinations, motor properties, specifications, characteristics, connection details, dynamics, thermal properties, and coupling information.

Dimensions:

AC-22: Types D 842, D 862, D 882 with lengths 92 mm, 112 mm, 132 mm respectively, and shaft diameters 8 mm, 8 mm, 10 mm.
AC-23: Types D 844, D 864, D 884 with similar dimensions as AC-22.

Recommended Gear Combinations:

Worm gear: S 668, S 769
Spur gear: Z 8, M 7, M 10
Planetary gear: PM 60
Rotary encoder: RV 30, RI 30
Brake: B 3

Motor Properties:

Connection: 400 V / 50 Hz three-phase system, with optional designs for other voltages/frequencies and frequency converters.
Service life: 20,000 hours, S1 duty
Insulation material class: B, optional F
System of protection: IP 44, optional up to IP 65
Special models available for short-time duty with high performance
Options include thermal protection, special shafts, flanges, custom designs, and stainless steel.

Specifications:

AC-22 Nominal Power: 57 W, 76 W, 101 W; Nominal Speed: 2700 rpm; Nominal Torque: 20 Ncm, 27 Ncm, 36 Ncm
AC-23 Nominal Power: 28.7 W, 36.6 W, 47.1 W; Nominal Speed: 1250 rpm; Nominal Torque: 22 Ncm, 28 Ncm, 36 Ncm

Characteristics:

Nominal efficiency for AC-22: 0.58, 0.64, 0.70; for AC-23: 0.43, 0.51, 0.53

Connection:

Terminal resistance for AC-22: 219 Ohm, 128 Ohm; for AC-23: 528 Ohm, 439 Ohm, 257 Ohm

Dynamics:

Weight: 1.9 kg, 2.5 kg, 3.4 kg
Moment of inertia: 750 gcm², 1050 gcm², 1400 gcm²

Thermal Properties:

Admissible ambient temperature: -20 to +40 °C
Max. admissible stator temperature: +120 °C

Coupling:

Shaft diameter: 8 mm, 10 mm
Max. axial force: 20 N, 40 N
Max. radial force: 220 N, 400 N

System Technology:

Nominal voltages: 400 AC voltage

Catalog excerpts

Properties: Connection: Service life: Insulation mat. class: System of protection: Special model: Options: 400 V / 50 Hz three-phase system Optional designs for other mains voltages / frequencies Optional design for a frequency converter with 3 x 230 V Standard connection using K22 type plug-in connectors 20,000 hours, S1 duty B, optional F IP 44, optional up to IP 65 Design for short-time duty with high performance Thermal protection, special shafts, special flanges, custom designed, stainless steel Type Name Nominal voltages System technology Recommended combinations oth er g ears an d extensions u p o n re q ue s t Worm gear S 668 S 769 Spur gear Z 8 M 7 Planetary gear PM 60 Rotary encoder RV 30 RI 30

Open the catalog to page 1

Properties: Connection: Service life: Insulation mat. class: System of protection: Special model: Options: 400 V / 50 Hz three-phase system Optional designs for other mains voltages / frequencies Optional design for a frequency converter with 3 x 230 V Standard connection using K22 type plug-in connectors 20,000 hours, S1 duty B, optional F IP 44, optional up to IP 65 Design for short-time duty with high performance Thermal protection, special shafts, special flanges, custom designed, stainless steel Type Name Nominal voltages 8 f 6 8 f 6 10 f 6 System technology Recommended combinations ot...

Open the catalog to page 2

D8

D8

Catalog excerpts

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