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R911311707 (MKD090B-058-KP2-KN)

MKD Synchronous Motors

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The R911311707 (MKD090B-058-KP2-KN) is a Rexroth Indramat AC servo motor configured with four pole pairs and a shaft featuring a keyway and shaft seal. The unit utilizes resolver feedback with an integrated multiturn-absolute encoder for position detection exceeding 4096 revolutions. At 20°C, it operates with a peak current of 79 A, a torque constant of 0.81 Nm/A, and a voltage constant of 70 V per 1000 min⁻¹. The servo motor presents a winding inductance of 5.8 mH, a winding resistance of 0.74 Ω, and supports a rated speed of 4000 rpm with a maximum speed of 5000 rpm. The rated frequency is 267 Hz, with a continuous standstill torque of 12.0 Nm and an 18 Nm rated torque brake. Maximum torque is 7.7 Nm. The device is protected to class IP65, operates within an ambient temperature range of 0 to 40°C, features natural cooling, and has a mass of 14 kg with low rotor inertia.

Technical Specifications

Product Type
Servo Motor AC

Maintenance Requirement
Free

Peak Current
79 Amps

Torque Constant at 20C
0.81 Nm/A

Voltage Constant at 20C
70 V/1000 min-1

Winding Inductance
5.8 mH

Winding Resistance at 20C
0.74 Ohms

Number of Pole Pairs
4

Rated Speed
4000 rpm

Maximum Speed
5000 rpm

Motor Size
090

Length
B

Driven Shaft
Key as per DIN 6885-1

Sealing Ring
Present

Brake
Holding brake

Rated Torque of Brake
18 Nm

Power Connector Position
Facing side B

Housing Design
Standard

Winding Code
058

Rotor Inertia
0.0043 kgm2

Theoretical Maximum Torque
43.5 Nm

Mass
14 kg

Insulation Category
F

Max. Setup Elevation
1000 meters above NN

Protection Class
IP 65

Permissible Environmental Temperature
0 – 40C

Rated Frequency
267 Hz

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1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.