standards / manuals / guidelines for small hydro development - AHEC

SECTION-IIIGENERAL GUIDE LINES1.0 GUIDELINES FOR TAKING OVER O&M OF SHPThe O&M of the plant shall be taken over from agency executing the project after duediligence and checking on following conditions. A report shall be prepared and both handingover and taking over party shall sign it. Following are the guide lines:1.1 Operating condition of E&M equipment shall be monitored for 72 hrs continuousrunning for full load condition and results, observations are noted. If any defect isfound, it shall be noted and corrected. This shall include turbine, generator,auxiliaries, control metering and relay panels, HT and LT switchgear, main andauxiliary transformer and switchyard equipments.1.2 All civil building and structures such as water carrier system, lake diversion weir,channel, pipe line, forebay, tailrace, draft tube, etc shall be monitored during load testand observations and defects noted. However all civil structures under water shall beinspected on draining, if possible. Leakages, cracks on wall, and operation of maingates shall be noted.1.3 All the area of the plant shall be cleaned and all rooms checked for unwanted materialstored in it. Such material shall be taken out of building and stored in closed out dooryard.1.4 All the spares of the E&M equipment shall be listed and their condition checked foruse during replacement. These shall include gate, valve, turbine, generatortransformers, breakers, panels, AVR and governor spares.1.5 All the tools and instruments ordered for the plant shall be listed and their conditionchecked.1.6 Documents: Following documents shall be insisted upon:• All plant and equipment drawings with as executed status.• All commissioning reports duly signed. This shall include generator, turbine,auxiliaries, transformers and breakers, DC station battery, battery charger• Cable schedule and termination drawing, panel wiring drawing.• Suppliers manuals including erection and trouble shooting manual.• Relay test report and relay setting duly signed by manager/ resident engineer.2.0 GUIDELINE FOR MANPOWER, SELECTION AND TRAINING2.1 Man power required for the operating and maintenance of SHP shall be based onfollowing factors:AHEC/MNRE/SHP Standards/ E&M Works – Guidelines for Operation and Maintenance of Small Hydropower Station 73