REPAIR / MAINT OF SOLAR PANELS, CABLES, ALLIED WORKS AND ELECTRICAL WORKS AT VARIOUS WATER SUPPLY INSTALLATION AT AF STATION UNDER GE (AF) JAMNAGAR NO.2

Preventive maintenance for indoor and outdoor type RMU including preventive maintenance activities and repairing the RMU during breakdown / emergency and routine testing all as specified here-in-after:- Note:- (A)Quoted rates shall be deemed to include for the following:- (i) Opening the top & bottom Cover and refixing the same on completion and Cleaning of all parts. (ii) Filling with Filler Material to the bottom of panel. (iii) Repairs to leakage on top of RMU ,if any (iv) Welding work Wherever Required. (v) Maintenance,tests,reports etc (vi)Repairing the RMU during any breakdown /Emergency upto the period of completion of contract. (B)Spare parts required shall be measured and paid for separately in respective items:-

The following scope of work shall be included under preventive maintenance :-

(a) Condition monitoring as per the scope defined:- (i) Condition based & Predictive maintenance. (ii) Preventive maintenance. (iii) Breakdown maintenance. (iv) Overhauling, reconditioning & testing of existing equipment. (v) Failure analysis for major breakdown.

(b) Performance Health Check-up ;- (i) Checking of CB & Isolator mechanical & electrical operation Closing & tripping (ii) Checking of Breaker close & open operation. (iii) Mechanism Critical setting & adjustment shall be done. (iv) Lubrication of mechanical critical part of Circuit breaker. (v) Lubrication of spring charging mechanism. (vi) Operational Movement & alignment. (vii) Alignment of open cable doors. (viii) Physical healthiness of switches, indication lamp, auxiliary relay etc. (ix) Bus bar tightness, bus joint healthiness checks & contact resistance check.

(c) Routine Tests:- (i) Testing of protection relays. (ii) CB contact resistance, contact condition the pole. (iii) Interrupter health check by HV test

(d) Reports:- (i) Relay test report (ii) Breaker test report (iii) Interrupter health check by HV test (iii) CT/PT test report

Failure reports of major failure-Which includes failure mechanism analysis & remedies Interpretation of condition monitoring data.

B. Check list for breaker preventive maintenance

(iv) RMU any type any way including VCB, load break switch and metering unit will be measured as one unit for payment. (v) After Preventive maintenance, repairing the RMU during breakdown / emergency RMU shall be tested as directed by the Engineer-in-Charge and test result in triplicate copy shall be submitted to Engineer-in-Charge.