This standard specifies the test purpose, content and requirements of the locomotive no-load performance test, the basic requirements for the test locomotive, test error and instrument accuracy, etc. This standard applies to electric or hydraulic transmission diesel locomotives and diesel locomotives powered by diesel engines. Matters not covered in this standard are allowed to be decided through consultation with relevant parties in the test.
GB/T 12821-1991 history
1991GB/T 12821-1991 Stand test methods of diesel locomotives--Locomotives no-load performance test
GB/T 12821-1991 Stand test methods of diesel locomotives--Locomotives no-load performance test was changed to TB/T 3168-2007 Bench test method for diesel locomotives No-load performance test of locomotives.