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Hybrid CT and N/K Series Step Motors










            CT Series                                                                                                                 N/K Series
            CT Series motors include the most popular sizes, options and value suitable for most                                      The N/K Series are larger step motors with the power, rugged construction, and options
            commercial and industrial applications. Enhanced motors provide the maximum performance                                   that make these motors ideal for heavy industrial applications. Options include: IP56,
            available. This patented technology boosts torque an additional 25% to 40% across the                                     terminal boxes and MS connectors. Enhanced versions provide the maximum performance
            entire speed range, and allows machines to be designed that are smaller and move faster.                                  torque available. This patented technology boosts torque an additional 25% to 40%.
                                                                                                                                      Custom motors are available to meet specific application needs including: modified
            CT Series Benefits                                                                                                        shafts, connectors, lead-screws, and components mounted to the shaft.
            •  Smaller drives result in a lower system cost
            •  More torque allows for smaller, faster machines                                                                        N/K Series Benefits
            •  Higher efficiency enables lower operating costs                                                                        •  More torque to drive heavy loads
                                                                                                                                      •  Smaller drives result in a lower system cost
                                                                                                                                      •  Higher efficiency enables lower operating costs
   STEPPER PRODUCTS

                                            2 Phase, 1.8° Step Motors. Frame size: 1.7 inch, 43 mm
                                            (CTP High Torque Performance Series)                                                              Size 34 N/K       2 Phase, 1.8° Step Motors.  Frame size: 3.4 inch, 87 mm
                                             Series    Construction   Holding Torque  Length                                                                     Series     Construction     Holding Torque   Length
              Size 17                                                (Motor Mounted)                                                                                                        (Motor Mounted)
             CT Series                                Style   Stacks    Bipolar      in  mm   • Inch or metric mounting                                                                         Bipolar
                                                                     oz-in    Nm              • Rear shaft option                                                          Style    Stacks  oz-in    Nm     in    mm
                                              CTP10           Short   43      0.30  1.37  34.7                                                                    K31                 1      830     5.9    3.7    94  • Captured heavy duty bearings
                                              CTP11  Un-Enhanced  1   62      0.44  1.61  40.9                                                                                                                         • High voltage insulation system
                                              CTP12            2      80      0.56  1.92  48.8                                                                    K32     Enhanced    2      1530    10.8   5.22  133  • Options: Terminal box
                                                                                                                                                                                                                             MS connectors

                                                                                                                                                                  K33                 3      2200    15.6   6.74  171        Rear shaft
                                                                                                                                                                  K34                 4      2770    19.6   8.25  210        Encoder
                                                                                                                                                                                                                             Front shaft seal
                                            2 Phase, 1.8° Step Motors. Frame size: 2.2 inch, 57 mm                                                                N31                 1      650     4.6    3.7    94
                                            (CTM Enhanced-Max Torque and Efficiency, CTP High Torque Performance Series)                                          N32                 2      1220    8.6    5.22  133
                                                                                                                                                                         Un-Enhanced
                                                                      Holding Torque                                                                              N33                 3      1760    12.4   6.74  171
                                             Series    Construction                   Length
                                                                     (Motor Mounted)                                                                              N34                 4      2170    15.3   8.25  210
              Size 22                                 Style   Stacks    Bipolar      in  mm
             CT Series                                               oz-in    Nm              • Captured heavy duty bearings                  Size 42 N/K       2 Phase, 1.8° Step Motors.  Frame size: 3.4 inch, 87 mm
                                             CTM21             1      260     1.84  2.13  54.1  • High voltage insulation system
                                             CTM22    Enhanced  2     470     3.32  3.32  84.3  • Rear shaft option                                                                          Holding Torque
                                              CTP20           Short   100     0.71  1.62  41.2                                                                   Series     Construction    (Motor Mounted)   Length
                                              CTP21  Un-Enhanced  1   200     1.41  2.13  54.1                                                                                                  Bipolar
                                              CTP22            2      360     2.54  3.32  84.3                                                                             Style    Stacks  oz-in    Nm     in    mm   • Captured heavy duty bearings
                                                                                                                                                                                                                       • High voltage insulation system
            Note: For complete CT series model nomenclature, refer to page 199.                                                                                   K41                 1      2090    14.8   3.89   99  • Options: Terminal box
            Note: For complete CT Series model nomenclature, refer to page 99.
                                                                                                                                                                                                                             MS connectors

                                                                                                                                                                  K42     Enhanced    2      4000    28.2   5.91  150        Rear shaft
                                                                                                                                                                  K43                 3      5650    39.9   7.92  201        Encoder
                                                                                                                                                                                                                             Front shaft seal
                                                                                                                                                                  N41                 1      1630    11.5   3.89   99
                                                                                                                                                                  N42    Un-Enhanced  2      3140    22.2   5.91  150
                                                                                                                                                                  N43                 3      4340    30.6   7.92  201
                                                                                                                                      Note: For complete Size 34 and 42 N/K model nomenclature, refer to pages 100 and 101 respectively.












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