R911291845 (MHD115B-058-NP0-LA)

MHD Synchronous Motors

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The R911291845 (MHD115B-058-NP0-LA) is a Bosch Rexroth synchronous servo motor with a winding code 058 and keyed shaft. Designed for operation between 0°C and 45°C and up to 1000 meters altitude, it delivers 3.2 kW at 1500 rpm and 100 Hz with natural convection cooling. The unit has a winding resistance of 0.11 Ω and wound inductivity of 1.6 mH. Continuous standstill torque is 50.0 Nm, with up to 75 Nm at standstill with surface cooling, and maximum torque reaches 160 Nm at 6000 rpm. It features IP65 protection, insulation class F, flange size 192 mm, centering diameter 180 mm, and motor size 115. The motor includes a digital servo feedback encoder (HSF) with relative position detection and a left-oriented power connector. No holding brake is provided. Total weight is 40 kg.

Technical Specifications

Temperature Range
0-45 degrees Celsius

Operating Elevation
0-1000 meters above sea level

Winding Resistance
0.11 ohms

Winding Inductivity
1.6 mH

Thermal Time Constant
100-45 minutes

Output Power
3.2 KW

Rated Speed
1500 revolutions per minute

Rated Frequency
100 Hz

Protection Certification
IP65

Insulation Class
F

Maximum Torque
160 Nm

Maximum Revolution
6000 revolutions per minute

Weight
40 kilograms

Servo Feedback
Yes

Output Shaft Type
Shaft with keys and sealing ring

Stationary Position Continuous Torque
75 Nm

Stationary Current Consumption
93.3 A

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Internal Product Review

The MHD115B-058-NP0-LA excels in precision tasks that require enhanced positioning accuracy. Its thermal management is also impressive, even after prolonged hours of operation. However, the air-cooled design requires consideration for proper air flow when installing.

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

Phone

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.