PSA 45

PSA 45

Product catalog summary
Gear Combinations: The document specifies the use of worm gear S 345, with spur gear available upon request, and planetary gear PM 40.
Positioning Drive Features: The drive includes CANopen communication, an integrated 1Q controller, integrated power electronics, a DC permanent magnet motor, and an absolute multi-turn encoder. It has a lifetime of 2,000 hours, with an isolation class of B (optional F) and a protection class of IP 42 (optional up to IP 65). The ambient temperature range is -15°C to 40°C.
Technical Data: The nominal power output is 22.5 W, with a nominal speed of 3250 rpm and a nominal torque of 6.6 cNm. The nominal current is 1.50 A, stall torque is 38.0 cNm, no-load speed is 4050 rpm, and no-load current is 0.20 A. The positioning resolution is 45°, with ascertainable revolutions of 500 million.
Characteristics: The gradient speed-torque is 0.1 mNm/rpm, speed constant is 136 rpm/V, torque constant is 4.34 cNm/A, and nominal efficiency is 62%.
Dynamics: The weight is 0.4 kg, and the moment of inertia is 120 gcm².
Thermal Conditions: The ambient temperature range is -20°C to +40°C, with a maximum stator temperature of +120°C.
Mechanical Data: The shaft diameter is 6 mm, with a maximum axial force of 8 N and a maximum radial force of 100 N.
Communication: The fieldbus is CANopen v. 2.0B, with profiles DS-301 v. 4.02 and DSP-305 v. 1.0. The maximum baud rate is 1 Mbit/s.
Type Description: The type is PSA 4520, with a nominal voltage of 24 VDC.
Last Modified: The document was last modified in April 2013.
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Catalog excerpts

PSA 45-1

Positioning drive Features: CANopen Integrated 1Q controller Integrated power electronics DC permanent magnet motor Absolute multi-turn encoder Life time: 2,000 h Isolation class: B, optional F Protection class: IP 42, optional up to IP 65 Ambient temperature: -15°...40°C Description Nominal voltage Technical data Nominal power output Nominal speed Nominal torque Nominal current Stall torque No load speed No load current Positioning resolution Ascertainable revolutions Gradient speed-torque Speed constant Torque constant Nominal efficiency Weight Moment of inertia Thermal conditions Ambient temperature Max stator temperature Mechanical data Shaft diameter Max. axial force Max. radial force Communication Fieldbus Profile Max. baud rate Dimensions Worm gear Spur gear Planetary gear Gear - combinations

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