17 Years Factory XJM7-J Measuring box (Infrastructure Energy Measurement Box) for Monaco Manufacturer
Exterior and dimensions
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XJM7-J metering box (infrastructure power metering box) is suitable in power supply system with AC 50HZ, rated voltage 380 / 220V , as the power measurement in construction site.
Meet GB7251.1-1997 and GB7251.3-1997 standards.
Why series motor cannot be started on no load || comprehensive viva questions and answers for eee-https://www.quora.com/Why-should-a-series-motor-never-be-started-on-no-load
Series motor cannot be started without load because of high starting torque. Series motor are used in Trains, Crane etc
Please watch: “Save Energy || Use Energy Saving Lamp”