Rockwell Automation 8720MC Drives Integration Manual - Manual (Page 203)

Publication 8720MC-IN001D-EN-P — December 2002
8720SM Motor Specifications and Performance Curves D-15
Specifications for 5.5 to
18.5 kW 8720SM Motors The following specifications apply to 5.5 to 18.5 kW motors and the
8720MC drive amplifier operating with 460V ac input.
8720SM Motor Specifications for 460V ac Input Drives
8720SM Motor Specifications for 460V ac Input Drives
Motor Specifications Units Motor Data for Each Power Rating
Motor catalog number 8720SM- 005S1BB 007S1CB 011S1DB 015S2EB 018S2FB
Motor frame number DL1106 DL1108 DL1110 DL1307 DL1308
Continuous power kW (hp) 5.5 (7.5) 7.5 (10) 11 (15) 15 (20) 18.5 (25)
S6 - 50% duty kW (hp) 7.5 (10) 10 (13.4) 15 (20.1) 18 (24.1) 22 (29.5)
1 minute peak kW (hp) 8.3 (11.1) 11.5 (15.4) 16.5 (22.1) 23 (30.8) 28 (37.5)
Rated Torque at Base Speed N-m (lb-ft) 35 (25.8) 48 (35.4) 70 (51.7) 96 (70.8) 118 (87)
Peak Torque at Base Speed N-m (lb-ft) 53 (39.1) 72 (53.1) 105 (77.4) 143 (105.5) 177 (130.5)
Base speed rpm 1500 1500 1500 1500 1500
Max speed S series rpm 9000 9000 9000 8000 8000
Constant power speed range 5.8:1 6:1 4.5:1 4.3:1 3.9:1
Rotor inertia kg-m
2
(lb-ft
2
) 0.0165 (.392) 0.0222 (.528) 0.0272 (.645) 0.0809 (1.92) 0.0977 (2.32)
Rated continuous motor current at
base speed
Amps (RMS cont.) 19.3 26.4 32.3 41.5 47.1
S6 current at base speed Amps (RMS) 25 33 42 49 54
Peak current at base speed Amps (RMS) 27.5 37 46 58 65
Voltage at Base Speed Volts (RMS) 245 243 278 297 320
Voltage at max speed Volts (RMS) 420 420 420 420 420
Motor weight kg (lbs) 75 (165) 91 (201) 102 (225) 131 (289) 150 (331)
Max radial bearing load kg (lbs) 206(455) 206(455) 206(455) 243 (535) 243 (535)