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QDD Pro Series

The intelligent flexible actuator SCA is mainly divided into four series, which are the QDD Pro series with harmonic reducer, the QDD series with planetary reducer, the composite material version QDD Lite series and the DD series without reducer.

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Cases

QDD Pro-PR60-50-90 Parameter

Note:The actual reduction ratio is the harmonic nomical gear ratio plus 1 because the flexspline is fixed.

QDD Pro-PR60-50-90parameter
Working parameters at norminal voltage		Basic parameters
Motor power	500 W	Resolution	835584(19bit) Step/turn
Norminal voltage	42 VDC	Encoder system	Multiturn absoulute encoder
No load speed	82.4 RPM	Interface	Isolated CAN
Norminal speed	58.8 RPM	Angle of rotation	> 360.0 °
Nominal torque	32 Nm	Ambient temperature range	5~55 °C
Peak torque	93 Nm	Mechanical parameters
Torque coefficient	3.0906 Nm/A	Diameter	90mm
Full range of phase current	33A	Length	68.5mm
Nominal power current	12 A	Weight	1.23 Kg
Quiescent Current	0.08 A	Backlash	<=20 Arc sec
Basic parameters		Maximum axial load	1980N
Motor type	Brushless servo motor	Maximum radial load	1980N
Voltage range	24~45 VDC	Designed Bearing Bending Moment	140Nm
Gear ratio	51:1	Instant Bearing Bending Moment Allowance	560Nm
Noise level	<= 70 dB(A)	Version number	v2.2

Note: Encoder counter range: ±127turns; Motor protection temperature settable range: 25-120 °C; Inverter protection temperature settable range: 25-120 °C

Connector Pin Layout

Terminal pin function

Terminal pin function
Label	Signal	colour	Features
1	PVDD	Black	Positive power supply
3	PVDD	Black
5	PVDD	Black
2	GND	Black	Power supply grounding
4	GND	Black	Power supply grounding
6	CAN-GND	Gray	CAN communication signal ground
7	CAN-L	Gray	CAN communication low signal line
8	CAN-H	Gray	CAN communication high signal line

Usage and Installation description

Front Fixing and Rear Fixing

QDD Pro Series

QDD Pro-PR60-50-90 Parameter

Connector Pin Layout

Terminal pin function

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