Single phasing is a power supply-related fault, wherein the supply to one of the phases is cut-off. The motor will continue to run in 2 phases with vibrations at reduced speed. As the windings connected to 2 phases draw a very high current, this will damage the windings if the protection circuit does not work. […]
MAIN PARTS FOR DIFFERENT TYPES OF MOTORS For a standard AC motor (squirrel-cage) Cooling fan Fan cover Drive end End-shield Non-drive end End-shield Drive end Flange (Flange shield) Terminal Block/Terminal strip/Terminal board/Terminal Bar Terminal Box (PVC/Metal Sheet/ Cast Iron) Terminal box top cover For Slip-ring motor, additionally Slipring unit Carbon brushes Brush Holders Brush holder […]
Apart from KW, Speed, and Frame Size, the following information highlighted in the nameplate would be important to supply the exact spares required. CG – LT Motor ND Series NG Series APEX Series CG – DC Motors CG – Alternator CG – HT Motor ABB Motor M2BA Series Motor E2BA Series M2BAX Series Motor BBL […]
If you have imported Motors or Motors without nameplates or if the Motors are very old then also the supply of spare parts can be explored if the drawing is made available after taking the required dimension from the motor. A simple format is given for this purpose and this can be modified to suit […]
Duplicate spares can lead to serious, irreparable damages resulting in higher breakdowns Duplicate terminal boards can result in melting terminal boards and also connected cables. Incorrect fans can melt, break, create unbalance and also provide inadequate cooling. Improper end-shields affect bearing life and wrong fitment may lead to rotor/stator rubbing. Spurious carbon brushes & slip-rings […]