YASKAWA E Series Product Manual page 112

Specifications,
Ratings, and External
Dimensions of
SGM7P Servomotors
This chapter describes how to interpret the model numbers
of SGM7P Servomotors and gives their specifications, rat-
ings, and external dimensions.
6.1 Model Designations . . . . . . . . . . . . . . . . . . 6-2
6.1.1 Without Gears . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
6.1.2 With Gears . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
6.2 Specifications and Ratings . . . . . . . . . . . . . 6-3
6.2.1 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6.2.2 Ratings of Servomotors without Gears . . . . . . . . 6-4
6.2.3 Torque-Motor Speed Characteristics . . . . . . . . . 6-5
6.2.4 Ratings of Servomotors with Gears . . . . . . . . . . . 6-6
6.2.5 Servomotor Overload Protection
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8
6.2.6 Load Moment of Inertia . . . . . . . . . . . . . . . . . . . . 6-8
6.2.7 Allowable Load Moment of Inertia
Scaling Factor for SERVOPACKs without
Built-in Regenerative Resistors . . . . . . . . . . . . . . 6-9
6.2.8 Servomotor Heat Dissipation Conditions . . . . . 6-10
6.2.9 Applications Where the Surrounding Air
Temperature of the Servomotor Exceeds
40°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10
6.2.10 Applications Where the Altitude of the Servomotor
Exceeds 1,000 m . . . . . . . . . . . . . . . . . . . . . . . 6-11
6.3 External Dimensions . . . . . . . . . . . . . . . . . 6-12
6.3.1 Servomotors without Gears . . . . . . . . . . . . . . . . 6-12
6.3.2 Shaft End Specifications . . . . . . . . . . . . . . . . . . 6-14
6.3.3 Servomotors with Gears . . . . . . . . . . . . . . . . . . 6-15
6