The MSK070C-0150-NN-S1-UG0-NNNN is a high-dynamic synchronous servo motor from the IndraDyn S series, manufactured by Bosch Rexroth (Indramat). The official order number (MNR) for this model is typically R911306894.
Type Code Definition
• MSK: Motor series name (IndraDyn S 3-phase AC synchronous servo motor)
• 070: Motor frame size / Overall dimension (Size 070)
• C: Motor length code (C stands for medium length/mid-body, balancing torque density and installation depth)
• 0150: Winding code (Corresponding rated speed and current design; continuous torque of this winding is approx. 13.0 Nm, maximum speed up to 2500 RPM)
• NN: Cooling method (Natural Convection, self-cooling)
• S1: Encoder type (Optical single-turn encoder, 128 signal periods, Hiperface protocol single-turn absolute optical encoder)
• U: Electrical connection method (Rotatable connectors, 240-degree rotatable plug connection)
• G: Shaft design (Smooth shaft, plain shaft without keyway, with shaft sealing ring)
(Note: "P" stands for shaft with keyway; "G" means smooth shaft without keyway for this model)
• 0: Brake (Without holding brake, no electromagnetic holding brake)
• NNNN: Standard configuration (No other special customization, standard option code)
Technical Specifications
• Continuous Static Torque (60K): 13.0 Nm, Continuous output torque under natural convection cooling
• Continuous Static Torque (100K): 14.5 Nm, Continuous output torque with higher allowable temperature rise
• Maximum Torque (Mmax): 33.0 ~ 42.0 Nm, Peak limit torque during high dynamic acceleration and deceleration
• Continuous Static Current (60K): 4.1 A, Rated continuous operating current
• Maximum Speed: 2,500 RPM, Maximum operating speed of the winding
• Torque Constant (KM): 3.47 Nm/A, Current-torque conversion coefficient at 20°C
• Protection Class: IP65, Dust-proof and protected against low-pressure water spray, suitable for harsh industrial environments
• Standard Net Weight: Approx. 11 ~ 12 kg
Typical Application Scenarios
Thanks to high dynamic response, high torque density and maintenance-free characteristics, this motor is widely used in:
• Printing, packaging machinery and material handling systems
• Machine tools, CNC axes and manipulator transmission sections
• Large gantry axes, press axes and other horizontal heavy-load stations
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