Shaft Designs


Flange shaft
Bearing Design


Pretensioned angular contact bearings at the output in an O-arrangement, ideally suited for helical geared rack and pinion drive.
Mounting Positions


- Any mounting position.
- You can find the explanation of the mounting positions and the respective quantities of lubricant in the document Quantity of lubricant for gear units ID 441871
Lubricants and Maintenance


- Synthetic lubricant CLP HC ISO VG 150
- Lubricated for life
- Maintenance-free
Paint Finish


- Housing and connector black RAL 9005
- Motor cover b-side magenta RAL 4010
Synchronous Servo Motor EZ


- Extremely compact. 
- Highest power per unit volume. 
- Large torque. 
- High dynamic.
Synchronous Servo Motor EZ
External Fan


- According to DIN EN 60034-6, IC416
- To increase torque and continuous performance.
- In case of higher surrounding temperatures.
- Also available as a retrofit kit.
External Fan
Motor Brake


Optionally the motor b-side can be equipped with a permanent magnet holding brake.
EZ Brake
Encoder


- Optical or inductive measuring principle
- High system accuracy with up to 23 bits resolution 
- Up to 4096 recordable resolutions in multiturn version
- Electronic nameplate ensures fast and easy commissioning
- Compatible with STOBER drive controllers and drive controllers of many third-party manufacturers
Resolver
- High temperature resistance
- High vibration strength and shock resistance
Power and Encoder Interface


- Rotating plug connectors with quick lock.
- Option: Supplied with mating connectors.
EZ Connection Method
Encoder One Cable Solution (OCS)


HIPERFACE DSL One Cable Solution (OCS)
- Significantly reduced wiring effort by eliminating the encoder cable
- Significantly reduced space requirements by eliminating the encoder plug connector
- High system accuracy with up to 20 bits resolution 
- Up to 4096 recordable resolutions in multiturn version
- Electronic nameplate ensures fast and easy commissioning
- Additional information transferred with the position value
Power and Encoder Interface One Cable Solution (OCS)


- Rotating plug connector with quick lock (connection lines between the encoder and drive controller are routed along in the motor's power cable).
- Option: Supplied with mating connector.
EZ Connection Method (OCS)
Winding Protection


PTC thermistors are installed in STOBER synchronous servo motors as a configuration feature to implement thermal winding protection. This makes it possible for the motor to exceed the maximum permitted winding temperature with the appropriate devices turned off.
Drive Controller Recommendation


- POSIDRIVE MDS 5000 with power range 0.75 to 45 kW
- POSIDYN SDS 5000 with power range 0.75 to 45 kW
- SD6 with power range 0.75 kW to 45 kW
- SI6 with power range 0.75 kW to 25.9 kW
For further information see Drive Controllers

Type	Ratio	Max. perm. acceleration torque [Nm]	Stall torque on the gear unit output [Nm]	Max. perm. input speed in cyclic operation [1/min]	Backlash [arcmin]	Torsional stiffness [Nm/arcmin]
PHQ421	5.5	84 – 170	23 – 84	6000	3	42
PHQ422	22 – 55	100 – 170	34 – 125	6500 – 8000	3	35 – 37
PHQ521	5.5	216 – 425	76 – 159	5500	3	107
PHQ522	22 – 55	174 – 425	61 – 327	6000 – 7000	3	87 – 95
PHQ721	5.5	528 – 950	196 – 349	5000	3	235
PHQ722	22 – 55	409 – 950	164 – 731	5000 – 6500	3	195 – 207
PHQ723	88 – 275	673 – 950	222 – 693	6000 – 7000	3	202 – 204
PHQ822	22 – 55	1023 – 2600	404 – 1898	4500 – 6000	3	615 – 661
PHQ823	88 – 385	1267 – 2600	372 – 1996	5000 – 6500	3	635 – 647
PHQ932	24 – 60	3906 – 6000	1449 – 3688	3500 – 4500	3	1149 – 1225
PHQ933	72 – 600	2160 – 6000	896 – 4566	4500 – 6000	3	1145 – 1207
PHQ1033	96 – 240	8640 – 10000	3205 – 7452	3500 – 4500	3	2055 – 2068
PHQ1133	96 – 300	13500 – 21320	5009 – 14278	3500 – 4500	3	3491 – 3533