Electrical Testing – Motors

Electrical Testing – Motors

Electric Testing on Motors

  1. AC Induction Motor
  2. Textile Motor
  3. DC Compound Motor
  4. DC Shunt Motor
  5. Universal Motor
  6. BLDC Motor

Type of tests conducted:-

  • Stator winding resistance measurement
  • Insulation Resistance Test
  • High Voltage / With Stand Voltage Test
  • No load test
  • Reduced voltage running up test
  • Leakage current test
  • Rated load test
  • Load curve tests
  • Motor Performance tests
  • Momentary over load / excess torque test
  • Occasional excess current test
  • Over speed test
  • Locked rotor tests
  • Pull up torque test
  • Pull out torque test
  • Temperature rise / Thermal Performance test
  • Temperature rise test at limiting values of Voltage and Frequency variation
  • Vibration Severity Test
  • Noise level test
  • Commutation test
  • Dimension tests
  • Degree of Protection (IP) test
  • Moisture proofness / environmental tests
  • Safety tests
  • Earth resistance measurement test

NABL Accreditation for Motors

Sl.No. Standard No. Description
1 IS : 996 – 1979 Single phase small ac and universal electric Motors
2 IS : 996 Single phase a.c. Induction motors for General Purpose
3 IS : 2972(Part1) Textile motors – Loom Motors
4 IS : 7538 Three-phase squirrel cage induction motors for Centrifugal pumps for agricultural application
5 IS : 9283 Motors for submersible pump sets
6 IS : 12615 Line Operated Three Phase a.c. Motors (IE Code) “Efficiency Classes and Performance Specification”
7 IS : 14582 Single phase small a.c. electric motors for centrifugal pumps for agricultural applications
8 IEC 60034 – 1 / IEC 60034-2-1 / IS 15999 Rotating Electrical Machines – Part 1 : Rating and Performance – Single Phase & Three Phase Motors
9 IEC 60034 – 1 / IEC 60034-2-1 / IS 15999 Rotating Electrical Machines – Part 1 : Rating and Performance – Universal & DC Motors
10 IEC 60335 – 2 – 41 Household and similar electrical appliances – Safety -Part 2 – 41 : Particular requirements for pumps
11 IEC 62253 PhotoVoltaic Pumping Systems