This standard specifies the flow rate, head, current, voltage, power, frequency, speed, torque, steering force, motor vibration and motor noise, measurement methods, test devices, instruments and error analysis of submersible pumps. This standard applies to the tests of various submersible electric pumps (hereinafter referred to as electric pumps), including the tests of various submersible motors and submersible pumps. Power supply voltage 660V and below, frequency 50Hz and 60Hz.
GB/T 12785-1991 history
2014GB/T 12785-2014 Test methods for submersible motor-pumps
2002GB/T 12785-2002 Test methods for submersible motor-pumps