Kollmorgen Stepper Motor Overview

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1 Kollmorgen Stepper Motor Overview K O L L M O R G E N S T E P P E R M O T O R O V E R V I E W Kollmorgen offers a comprehensive range of stepper motor products including continous torque, high torque and hybrid options to meet a wide range of application requirements. For other Kollmorgen stepper products or information not included in this catalog go to Economy Product Family Page Number NEMA CTP CTP2 CTM2 CTP3 CTM Holding () Flagship Products P2 M T N3 K3 N4 K H2 E Conventional Round Flange H3 E3 H4 E MH Special Purpose MX MX Standard Stepper Motor Construction Step motor utilizing SIGMAX Technology Better Worse 18 K O L L M O R G E N

E / H Series Stepper Motors General Specifications NEMA Size 23, 34, 42 Excellent for applications requiring high torque over a wide speed range Standard H and enhanced E SIGMAX designs Special

2 E / H Series Stepper Motors General Specifications NEMA Size 23, 34, 42 Excellent for applications requiring high torque over a wide speed range Standard H and enhanced E SIGMAX designs Special purpose low inertia -J option for size 23 motors provide very high torque to inertia ratios for maximum acceleration Unipolar or Bipolar windings Features: leadwire connnection, straight keyway Other options include shaft seal (not available for size 23), rear shaft extension and encoder mounting provisions Parameter E2/H2 E3/H3 E4/H4 NEMA frame size s 2 and 4 Full Steps per Revolution 200 Step Angle (degrees) 1.8 Step Accuracy % (of one full step, no load) Operating Temperature +/- 1.5 % E Series +/- 3.0 % H Series -20 C to +40 C Insulation Class Class B, 130 C Insulation Voltage Rating Insulation 340 Vdc 100 Megohms Rotor Inertia Characteristics Single and double stack motors are available with both standard and low inertia -J rotors. Choose low inertia to produce the highest acceleration rates possible. Low inertia motors are most effective for operation below 2,000 RPM. Choose standard to generate maximum torque. Low Inertia Rotor Standard Rotor 68 K O L L M O R G E N

3 E2 / H2 Outline Drawings Leadwire Construction L Max. 2HNR 1.56 [39.6] 21NR 2.06 [52.3] 22NR 3.06 [77.7] 2.25 [57.15].200 [5.08] 4X THRU A B.C [66.68].2500 [6.35 ] 0.06 [1.52].18 [4.57].81[20.57] L MAX ±.002 [38.1± 0.51] MOTOR LEADS #22 AWG 12.0 [304.8] MIN. Standard Options.50 [12.7] FULL DEPTH MS CONNECTOR 12.0 [304.8] MINIMUM.219 [5.56].2500 [6.35 ] [0.051].81 [20.57].75 ±.04 [19.05 ± 1.02] FLAT, CONFIGURATION = F REAR SHAFT, CONFIGURATION = D SYSTEM, CONSTRUCTION = C Encoder Option AGILENT TECHNOLOGIES ENCODER.72 [18.29] [46.02] Dimensions in inches [mm] 69

4 Flat, Configuration = F #303 Woodruff Key, Configuration = W Rear Shaft, Configuration = D E / H Series Stepper Motors E3 / H3 Outline Drawings Leadwire Construction, Standard NEMA Front End Bell L Max. 31NR 2.58 [65.5] 32NR 3.76 [95.5] 33NR 5.06 [128.5] 3.38 [85.85] 4X THRU A B.C. 4X THRU A B.C ±.002 [73.025± 0.51] ±.002 [73.025± 0.51] Leadwire Construction, Heavy Duty Front End Bell [9.53 ] [9.53 ] [304.8] MINIMUM 4 Lead Motors: #18 AWG 6 & 8 Lead Motors: #22 AWG. MODEL MAX..06 [1.52] 33HR 5.33 [135.4] 34HR 6.58 [162.1].18 [4.57] L MAX. MOTOR LEADS 1 Dimensions in inches [mm] 3.38 [85.85] 4X THRU A B.C. MOTOR LEADS [12.7 ] [3.175 ] Max. 33HR 5.33 [135.4] 34HR 6.58 [162.1] [ ] ±.002 [73.025± 0.51] ±.010 [22.23 ± 0.025] 12.0 [304.8] MINIMUM 4 Lead Motors: #18 AWG 6 & 8 Lead Motors: #22 AWG..06 [1.52].33 [8.38] L MAX. Dimensions in inches [mm] [19.05] FULL DEPTH.344 [8.738].0469 ±.0050 [1.191 ± 0.128].374 [9.50 ] ±.02 [12.7 ± 0.051].3750 [9.53 ] [0.051] K O L L M O R G E N 1.12 ±.04 [28.45 ± 1.02]

5 .125 [3.175 ] E3 / H3 Outline Drawings Shaft Configurations Standard Front Shaft Configurations Note: Not available with heavy duty models.75 [19.05] FULL DEPTH.344 [8.738] Flat, Configuration = F [ ] ±.002 [73.025± 0.51].0469 ±.0050 [1.191 ± 0.128].374 [9.50 ] ± [12.7 ± 0.051] #303 Woodruff Key, Configuration = W E3/H3 Splashproof Construction, Terminal Board, Standard NEMA Front End Bell Splashdown Construction, Standard NEMA Front End Bell.374 [9.50 ] MODEL Standard Double Shaft Configuration Note: Not available with splashproof models.3750 [9.53 ] [0.051] 1.12 ±.04 [28.45 ± 1.02] Rear Shaft, Configuration = D L1 MAX N[L OR M] [91.95][72.9] N[L OR M] [121.2][102.11] N[L OR M] [153.7][134.62] NOTE: L.3750 [9.53 ] [0.051] Construction = Condui connection [1/2 NPSC L2 with.56 I.D. remo Dimensions in inches [mm] [14.2] insulating bushing M Construction = Condu connection [PG 11 TA [No insulating bushing supplied] 2 Standard front shaft configuration options to page [85.85] 4X THRU A B.C. R 1.72 [ [9.53 ] [51.31] MAX ±.002 [73.025± 0.51].06 [1.52].18 [4.57] L2 L1 MAX. REMOVABLE INSULATING BUSHING 1 REMOVABLE INSULATING BUS L1 Max. L2 31N[L or M] 3.62 [91.95] 2.87 [72.9] 32N[L or M] 4.77 [121.2] 4.02 [102.11] 33N[L or M] 6.05 [153.7] 5.30 [134.62] E3/H3 Heavy Duty NEMA Front End Bell MODEL L1 MAX. L2 33H[L OR M] [170.94][142.49] 34H[L OR M] [193.6][174.24] NOTE: L Construction = Conduit connection [1/2 NPSC TAP] with.56 I.D. removable insulating bushing Dimensions in inches [mm] M Construction = Conduit connection [PG 11 TAP]. [No insulating bushing supplied] [85.85] 4X THRU A B.C.

6 E / H Series Stepper Motors MODEL L1 MAX. L2 33H[L OR M] [170.94][142.49] 34H[L OR M] [193.6][174.24] NOTE: L Construction = Conduit connection [1/2 NPSC TAP] with.56 I.D. removable insulating bushing M Construction = Conduit connection [PG 11 TAP]. [No insulating bushing supplied] E3 / H3 Outline Drawings 3.38 [85.85] 3.38 [85.85].555 4X THRU A B.C [3.175 ] [ ] ±.002 [73.025± 0.51] 33H[L or M] SYSTEM 6.73 [170.94] CONSTRUCTION/MS 5.61 [142.49] CONNECTOR = C 34H[L or M] ENCODER 7.62 [193.6] OPTION 6.86 [174.24] E3/H3 Heavy Duty Front End Bell.125 [3.175 ] [ ] 4X THRU A B.C. Splashdown Construction, Heavy Duty NEMA Front End Bell L1 Max. L ±.002 [73.025± 0.51] MS Connector, Encoder Option, Standard NEMA Front End Bell.5000 [12.7 ] [12.7 ] ±.010 [22.23 ± 0.025].875 ±.010 [22.23 ± 0.025].06 [1.52].33 [8.38] L2 L1 MAX. REMOVABLE INSULATING BUSHING MODEL L1 MAX. L NC [92.0][72.9] Dimensions NC in inches [mm] [121.2] [ NC [153.7] [ [85.85] 4X THRU A B.C. R 1.72 [43.69].3750 [9.53 ] 0 MOTOR CONNECTOR ±.002 [73.025± 0.51] ENCODER CONNECTOR ENCODER MOUNTING OPTION ONLY.06 [1.52].18 [4.57] L2 L1 MAX..71 [18.04] MAX-ENCODER MOUNTING OPTION ONLY ENCODER CONNECTOR- ENCODER MOUNTING OPTION ONLY MOTOR CONNECTOR 2.62 [66 MAX 72 L1 Max. L2 31NC 3.62 [91.95] 2.87 [72.9] 32NC 4.77 [121.2] 4.02 [102.11] 33NC 6.05 [153.7] 5.30 [134.62] Heavy Duty NEMA Front End Bell MODEL L1 MAX. L2 Dimensions in inches [mm] HC [170.9] [142.49] HC [193.5] K[174.24] O L L M O R G E N 3.38 [85.85] 4X THRU A B.C. R 1.72 [43.69]

7 ENCODER CONNECTOR ENCODER MOUNTING OPTION ONLY L1 MAX. ENCODER MOUNTING OPTION ONLY MOTOR CONNECTO MODEL L1 MAX. L2 E3 / H3 Outline Drawings Heavy Duty NEMA Front End Bell MS Connector, Encoder Option, Heavy Duty Front End Bell MOTOR CONNECTOR 3.38 [85.85].555 4X THRU A B.C..125 [3.175 ] [ ] ±.002 [73.025± 0.51] ENCODER CONNECTOR ENCODER MOUNTING OPTION ONLY.5000 [12.7 ] ±.010 [22.23 ± 0.025] HC [170.9] [142.49] HC [193.5] [174.24].05 [1.52].33 [8.38] L2 L1 MAX..71[18.04] MAX. ENCODER MOUNTING OPTION ONLY R 1.72 [43.69] L1 Max. L2 DIMENSIONS... GENERAL PURPOSE CONVENTIONAL HYBRIDS 33HC 6.73 [170.94] 5.61 [142.49] in. 34HC [metric dimensions for ref. only] mm 7.62 [193.6] 6.86 [174.24] NEMA 42 FRAME [See page 76 for Technical Data] E4 / H4 Outline Drawings SPLASHPROOF CONSTRUCTION/TERMINAL BOARD CONNECTIONS=L or M Splashproof Construction, Terminal Board Dimensions in inches [mm] 4.28 [108.71].328 [8.33] 4X THRU A B.C [125.73] [4.763 ± 0.051] A 0 [ ] R 2.16 [54.86] C [ ] ±.002 [55.52 ± 0.51] ±.010 [34.93 ± 0.26] B.06 [1.52].46 [11.68] L2 L1 MAX. REMOVABLE INSULATING BUSHING 2.22 [56.39] MAX. Dimensions in inches [mm] SYSTEM CONSTRUCTION/MS CONNECTOR=C and ENCODER OPTION [108.71].328 [8.33] 4X THRU A B.C [125.73] 0

8 E / H Series Stepper Motors E4 / H4 Outline Drawings MS Connector, Encoder Option MOTOR CONNECTOR 4.28 [108.71] ENCODER CONNECTOR ENCODER MOUNTING OPTION ONLY C [ ] [8.33] 4X THRU A B.C ±.002 [55.52 ± 0.51] [125.73] A 0 [ ] ±.010 [34.93± 0.26] B [4.763 ± 0.051].06 [1.52].46 [11.68] L2 L1 MAX..59 [15.0] MAX. ENCODER MOUNTING OPTION ONLY L1 Max. L2 A B C 41H[C.L. or M] 5.61 [142.5] 4.85 [123.19] [15.875] 1.75 [17.91] [17.91] 42H[C.L. or M] 8.04 [204.22] 7.29 [185.17] [15.875] 2.19 [55.63] [17.91] 43H[C.L. or M] [268.23] 9.81 [249.18] [19.05] 2.19 [55.63] [21.09] Dimensions in inches [mm] 4.25 [107.95] Standard Round Mounting Configuration Note: Not available on 3 stack motor 3X #10-32 UNC-2B.25 [6.35] MIN. EQUALLY SPACED ON A [76.2] B.C ±.002 [55.52± 0.051] 74 K O L L M O R G E N

9 E2 / H2 Performance Data Half Stack 1 Stack Low Inertia Motor Number Parallel Config. Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Note: See page 90 for E&H series connection diagrams and switching information. Inductance mh Typical H2HxxHA-L (0.36) H2HxxLA-L H2HxxHT-L (0.35) H2HxxLT-L H2HxxHB-L (0.36) H2HxxLB-L H2HxxEA-L 36 (0.25) H2HxxET-L 36 (0.25) H2HxxEB-L 36 (0.25) H21xxHC-L (0.59) H21xxLC-L H21xxHA-L (0.61) H21xxLA-L H21xxHT-L (0.60) H21xxLT-L H21xxHB-L (0.59) H21xxLB-L H21xxEC-L 59 (0.42) H21xxEA-L 61 (0.43) H21xxET-L 60 (0.42) H21xxEB-L 60 (0.42) H21xxHT-J (0.54) H21xxLT-J H21xxET-J 54 (0.38) Detent 1.6 (0.011) 2.8 (0.020) 1.8 (0.013) Thermal Mounted C/Watt Rotor Shaft Loading Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.0071) (0.011) (0.0085) (kg) 0.90 (0.41) 1.2 (0.54) 1.1 (0.50) 19 (85) 19 (85) 19 (85) 65 (289) 65 (289) 65 (289) Continued on page

10 E / H Series Stepper Motors E2 / H2 Performance Data 1 Stack Enhanced Motor Number Parallel Config. Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical Detent Thermal Mounted C/Watt Rotor Shaft Loading Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) E21xxHC-L (0.85) E21xxLC-L E21xxHA-L (0.89) E21xxLA-L E21xxHT-L (0.87) E21xxLT-L E21xxHB-L (0.034) (0.011) (0.54) (85) (289) 123 (0.87) E21xxLB-L E21xxEC-L 85 (0.60) E21xxEA-L 89 (0.63) E21xxET-L 87 (0.61) E21xxEB-L 87 (0.61) E21xxHT-J (0.76) E21xxLT-J (0.032) (0.0085) (0.50) (85) (289) E21xxET-J 77 (0.54) H22xxHP-L (1.03) H22xxLP-L H22xxHC-L (1.07) H22xxLC-L H22xxHT-L (1.09) H22xxLT-L H22xxHB-L (1.10) H22xxLB-L (0.032) (0.022) (0.95) (85) (289) H22xxHD-L (1.10) H22xxLD-L H22xxEP-L 103 (0.73) H22xxEC-L 107 (0.76) H22xxET-L 109 (0.77) H22xxEB-L 110 (0.78) H22xxED-L 110 (0.78) H22xxHT-J (0.99) H22xxLT-J (0.031) (0.016) (0.91) (85) (289) H22xxET-J 99 (0.70) Note: See page 90 for E&H series connection diagrams and switching information. Continued on page 77. Low Inertia 2 Stack Low Inertia (kg) 76 K O L L M O R G E N

11 E2 / H2 Performance Data (continued) 2 Stack Enhanced Low Inertia Motor Number Parallel Config. Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Note: See page 90 for E&H series connection diagrams and switching information. Inductance mh Typical E22xxHP-L (1.48) E22xxLP-L E22xxHC-L (1.54) E22xxLC-L E22xxHT-L (1.57) E22xxLT-L E22xxHB-L (1.59) E22xxLB-L E22xxHD-L (1.59) E22xxLD-L E22xxEP-L 148 (1.05) E22xxEC-L 154 (1.09) E22xxET-L 158 (1.12) E22xxEB-L 159 (1.12) E22xxED-L 159 (1.12) E22xxHT-J (1.38) E22xxLT-J E22xxET-J 139 (0.98) Detent 9.6 (0.068) 9.2 (0.065) Thermal Mounted C/Watt Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.022) (0.016) (kg) 2.1 (0.95) 2.0 (0.91) 19 (85) 19 (85) 65 (289) 65 (289) 77

12 E / H Series Stepper Motors E3 / H3 Performance Data 1 Stack 1 Stack Enhanced Motor Number Config. Parallel Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical H31xxHP-L (1.69) H31xxLP-L H31xxHA-L (1.71) H31xxLA-L H31xxHB-L (1.58) H31xxLB-L H31xxHT-L (1.67) H31xxLT-L H31xxHC-L (1.58) H31xxLC-L H31xxEP-L 169 (1.19) H31xxEA-L 171 (1.21) H31xxEB-L 158 (1.12) H31xxET-L 167 (1.18) H31xxEC-L 158 (1.12) E31xxHP-L (2.43) E31xxLP-L E31xxHA-L (2.46) E31xxLA-L E31xxHB-L (2.23) E31xxLB-L E31xxHT-L (2.38) E31xxLT-L E31xxHC-L (2.23) E31xxLC-L E31xxEP-L 243 (1.72) E31xxEA-L 247 (1.74) E31xxEB-L 224 (1.58) E31xxET-L 238 (1.68) E31xxEC-L 223 (1.57) Detent 8.8 (0.062) 22 (0.16) Thermal Mounted C/Watt Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.0586) (0.0586) Note: See page 90 for E&H series connection diagrams and switching information. Continued on page 79. (kg) 3.2 (1.45) 3.2 (1.45) 35 (156) 35 (156) 180 (801) 180 (801) 78 K O L L M O R G E N

13 E3 / H3 Performance Data (continued) 2 Stack Motor Number Parallel Config. Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical H32xxHP-L (3.33) H32xxLP-L H32xxHA-L (3.14) H32xxLA-L H32xxHT-L (3.27) H32xxLT-L Detent 18 (0.13) Thermal Mounted C/Watt 2.7 Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.120) (kg) 5.3 (2.40) 35 (156) 180 (801) H32xxEP-L 333 (2.35) H32xxEA-L 314 (2.22) H32xxET-L 328 (2.32) E32xxHP-L (4.75) E32xxLP-L Stack Enhanced E32xxHA-L (4.43) E32xxLA-L E32xxHT-L (4.65) E32xxLT-L E32xxEP-L 476 (3.36) (0.30) (0.120) 5.3 (2.40) 35 (156) 180 (801) E32xxEA-L 443 (3.13) E32xxET-L 466 (3.29) Note: See page 90 for E&H series connection diagrams and switching information. 79

14 E / H Series Stepper Motors E3 / H3 Performance Data 3 Stack 3 Stack Enhanced Motor Number Config. Parallel Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical H33xxHC-L (4.65) H33xxLC-L H33xxHA-L (4.70) H33xxLA-L H33xxHB-L (4.70) H33xxLB-L H33xxHT-L (4.85) H33xxLT-L H33xxHP-L (4.93) H33xxLP-L H33xxEC-L 466 (3.29) H33xxEA-L 471 (3.33) H33xxEB-L 471 (3.33) H33xxET-L 486 (3.43) H33xxEP-L 494 (3.49) E33xxHC-L (6.55) E33xxLC-L E33xxHA-L (6.64) E33xxLA-L E33xxHP-L (7.03) E33xxLP-L E33xxHB-L (6.63) E33xxLB-L E33xxHT-L (6.89) E33xxLT-L E33xxEC-L 656 (4.63) E33xxEA-L 664 (4.69) E33xxEP-L 703 (4.96) E33xxEB-L 664 (4.69) E33xxET-L 689 (4.87) Detent 27 (0.19) 64 (0.45) Thermal Mounted C/Watt Rotor Shaft Loading Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.177) (0.177) (kg) 7.6 (3.45) 7.6 (3.45) 35 (156) 35 (156) (-H) Option 96 (427) Note: See page 90 for E&H series connection diagrams and switching information. Continued on page (801) 180 (801) 80 K O L L M O R G E N

15 E3 / H3 Performance Data (continued) 4 Stack 4 Stack Enhanced Motor Number Config. Parallel Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms +/- 10% Inductance mh Typical H34xxHA-L (6.27) H34xxLA-L H34xxHP-L (6.47) H34xxLP-L H34xxHT-L (6.23) H34xxLT-L H34xxEA-L 628 (4.43) H34xxEP-L 648 (4.58) H34xxET-L 624 (4.41) E34xxHA-L (8.83) E34xxLA-L E34xxHP-L (9.18) E34xxLP-L E34xxHT-L (8.76) E34xxLT-L E34xxEA-L 886 (6.26) E34xxEP-L 920 (6.50) E34xxET-L 879 (6.21) Note: See page 90 for E&H series connection diagrams and switching information. Detent 35 (0.25) 83 (0.59) Thermal Mounted C/Watt Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (0.247) (0.247) (kg) 9.7 (4.40) 9.7 (4.40) 35 (156) 96 (427) 180 (801) 180 (801) 81

16 E / H Series Stepper Motors E4 / H4 Performance Data 1 Stack 1 Stack Enhanced 2 Stack Motor No. Config. Parallel Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical H41xxHA-L (5.92) H41xxLA-L H41xxHT-L (5.84) H41xxLT-L H41xxHB-L (5.92) H41xxLB-L H41xxEA-L (4.19) H41xxET-L (4.13) H41xxEB-L (4.19) E41xxHA-L (9.74) E41xxLA-L E41xxHT-L (9.53) E41xxLT-L E41xxHB-L (9.74) E41xxLB-L E41xxEA-L (6.88) E41xxET-L (6.76) E41xxEB-L (6.88) H42xxHC-L (11.7) H42xxLC-L H42xxHB-L (11.3) H42xxLB-L H42xxHT-L (11.2) H42xxLT-L H42xxHA-L (11.7) H42xxLA-L H42xxEC-L ( 8.26) H42xxEB-L ( 7.98) H42xxET-L ( 7.91) H42xxEA-L ( 8.26) Detent 31 (0.22) 58 (0.41) 50 (0.35) Thermal Mounted C/Watt Note: See page 90 for E&H series connection diagrams and switching information. Note 1: Requires mounting to 10 in. x 10 in. x 1/4 in. thick aluminum plate to meet torque ratings and not exceed allowable temperature rise Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 (kg) x 10-3 ) (0.565) (0.565) 0.16 (1.13) 10.9 (4.94) 10.9 (4.94) 18.2 (8.26) 140 (623) 140 (623) 140 (623) 400 (1780) 400 (1780) 400 (1780) Continued on page K O L L M O R G E N

17 E4 / H4 Performance Data (continued) 2 Stack Enhanced 3 Stack 3 Stack Enhanced Motor Number Config. Parallel Series Unipolar Holding (2 phases on) Rated Current/ Amps DC Ohms Inductance mh Typical E42xxHC-L (19.1) E42xxLC-L E42xxHB-L (18.4) E42xxLB-L E42xxHT-L (18.0) E42xxLT-L E42xxHA-L (19.0) E42xxLA-L E42xxEC-L (13.5) E42xxEB-L (13.0) E42xxET-L (12.8) E42xxEA-L (13.4) H43xxHC-L (15.3) H43xxLC-L H43xxHB-L (16.0) H43xxLB-L H43xxHT-L (18.7) H43xxLT-L H43xxHA-L (16.5) H43xxLA-L H43xxEC-L (10.8) H43xxEB-L (11.3) H43xxET-L (13.2) H43xxEA-L (13.1) E43xxHC-L (26.3) E43xxLC-L E43xxHB-L (28.0) E43xxLB-L E43xxHT-L (27.8) E43xxLT-L E43xxHA-L (27.6) E43xxLA-L E43xxEC-L (18.9) E43xxEB-L (19.8) E43xxET-L (19.6) E43xxEA-L (19.5) Detent 81 (0.57) 70 (0.49) 106 (0.75) Thermal Mounted C/Watt Note: See page 90 for E&H series connection diagrams and switching information. Note 1: Requires mounting to 10 in. x 10 in. x 1/4 in. thick aluminum plate to meet torque ratings and not exceed allowable temperature rise Shaft Loading Rotor Inertia Weight Radial Axial Force Force -s 2 (kg-m 2 x 10-3 ) (kg) 0.16 (1.13) 0.24 (1.69) 0.24 (1.69) 18.2 (8.26) 25.7 (11.7) 25.7 (11.7) 140 (623) 140 (623) 140 (623) 400 (1780) 400 (1780) 400 (1780) 83

18 Nomenclature M O D E L N O M E N C L A T U R E E & H Series Stepper Motor Basic series H = Standard construction E = SIGMAX construction (n/a half stack) Size 2 = NEMA 23 frame size (2.25 dia,) 3 = NEMA 34 frame size (3.38 dia.) 4 = NEMA 42 frame size (4.28 dia.) Number of Rotor Stacks H = Half stack (H series only) 1 = 1 stack 2 = 2 stacks 3 = 3 stacks (size 3,4 only) 4 = 4 stacks (size 3 only) Mounting N = NEMA (n/a 4 stacks) H = Heavy duty NEMA (opt. on 3 stacks, std. on 4 stacks) S = Special, contact customer support Construction/Connection Style R = Regular/leadwire C = System MS connector L = Splashproof/to terminal board via conduit connector: 1/2 NPS pipe thread (size 3,4 only) M = Splashproof/to terminal board via conduit connect: metric PG11 pipe thread (size 3,4 only) S = Special, contact customer support Number of Connections F = 8 lead L = 4 lead series H = 4 lead parallel E = 6 lead Winding Type T = Max, torque at low speed P = Max. torque torque at high speed A, B and C = Additional standards S = Special, contact customer support E 3 3 H C H P L E K M2 01 Special Sequence 00 = Standard motor without shaft seal 01 = Standard motor with shaft seal (size 3 and 4 only) Other numbers will be assigned for special motors Encoder Option NS = No feedback All options below require construction R or C M1 = Encoder mounting provision (size 2 only). Requires shaft configuration E HD = 500 LPR encoder (size 2 only) HJ = 512 LPR encoder (size 2 only) M2 = HP encoder mounting provision (size 3,4 only). Requires shaft configuration E M3 = BEI encoder mounting provision (size 3,4 only). Requires shaft configuration D SS = Special, contact customer support Shaft Modifications N = Smooth (size 2,3 only) (mounting config. N only) F = Flat (size 2,3 only) (mounting config. N only) K = Straight key (size 3,4 only) (mounting config. H only) W = #303 Woodruff key (size 3 only) (mounting config. N only) S = Special Shaft Configuration (Diameter & Length) N = Single D = Double (R or C construction only) E = Double ended for encoder (R or C construction only, size 3,4 only) S = Special, contact customer support Rotor Type L = Laminated J = Low inertia (size 2 only, n/a with half stack motors) Note: Options shown in bold blue text are considered standard. 140 K O L L M O R G E N

E / H Series Stepper Motors

E / H Series Stepper Motors E / H Stepper s Excellent for applications requiring high torque over a wide speed range Standard H and enhanced E S designs Special purpose low inertia -J option for size 23 motors provide very high torque