JB/T 12369-2015General technical requirements for torque motors for medium and high-end CNC machine tools (English PDF)

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Contents

• 1 Scope
• 2 Normative references
• 3 Terms and definitions
• 4 Classification
• 4.1 Classification
• 4.2 Designation of the model
• 4.3 Basic shape, construction and mounting arrangement
• 4.4 Method of cooling
• 4.5 Duty type
• 5 Technical requirements and test methods
• 5.1 Environmental adaptability
• 5.2 Appearance
• 5.3 Overall and mounting dimensions
• 5.4 Method of leading out the wires and marking
• 5.5 Dielectric strength of the insulation
• 5.6 Insulation resistance
• 5.7 Direction of rotation
• 5.8 Stator resistance
• 5.9 Stator inductance
• 5.10 Cogging torque
• 5.11 No-load current and maximum no-load speed
• 5.12 Rated speed and maximum speed at maximum torque
• 5.13 Rated torque
• 5.14 Continuous locked rotor torque and continuous locked rotor current
• 5.15 Maximum torque
• 5.16 Working area
• 5.17 Back electromotive force constant
• 5.18 Moment of inertia of the rotor
• 5.19 Electrical time constant
• 5.20 Torque ripple factor
• 5.21 Temperature rise
• 5.22 Running at high and low temperature
• 5.23 Storage at high and low temperature
• 5.24 Vibration
• 5.25 Shock
• 5.26 Steady state damp heat
• 5.27 Life
• 5.28 Electromagnetic compatibility
• 5.29 Salt mist
• 5.30 Mould growth
• 5.31 Mass
• 5.32 Safety
• 5.33 Test conditions
• 6 Inspection rules
• 6.1 Classification of inspection
• 6.2 Qualification inspection
• 6.3 Quality conformance inspection
• 7 Preparation for delivery
• 7.1 General
• 7.2 Packaging
• 7.3 Transport
• 7.4 Storage
• 7.5 Warranty period
• 8 User service
• Annex A (informative) Designation of the model
• A.1 Designation of the model
• A.2 Frame number
• A.3 Code of the product name
• A.4 Code of the performance parameters
• A.5 Derived code