AMC of CI system installed at 2x300 MW DCRTPP YamunaNagar

PART A For smooth, execution of AMC, to carry out routine /breakdown Mtc the contractor shall deploy the adequate technical teams to carry out routine /breakdown Mtc as enlisted below during working hours or at odd hours, including holidays: 1. Round the clock Routine/Preventive/Breakdown Maintenance of 32 nos. HEA Ignitors & 80 nos. Flame scanners. 120 nos. SADC’s, installed in Unit 1 & 2, ( on fortnightly basis as preventive Maintenance and in addition as per the Requirement). 2. Cleaning of PKS/FSC/DEH/VMS Operator & Engineering Workstations (38 nos.), Server Stations with PC (6nos.), Auto Tube Leakage Detection Station (2nos.), Printers (24 Nos.) along with tables, Control Panels in the DCS room (approx. 200nos.), Annunciation Panels (6 nos.), Large Video Screens (4nos.) fortnightly basis and in addition as per the Requirement) 3. Cleaning of panels installed at various sites (100nos.), Protection Boxes(380nos.) various junction boxes (Approx. 100 nos.) of Unit l &2 on fortnightly basis and in addition as per the Requirement. 4. Round the clock Routine/Preventive/Breakdownmaintenance of Pneumatic Actuators (Installed at various locations in the main plant & off sites) along with its accessories like Smart/ conventional Petitioners, I IP converters, Air Filter Regulators, Air Lock Relays Solenoid valves, Copper/ SS tubing, Limit Switches, position feedback transmitter & I/P converters. Etc The total no of installed pneumatic actuators is approximately 400 nos. in Unit-1&2. 5. Round the clock Routine/Preventive/Breakdown maintenance of Wall & APH Soot Blowers (250 nos.appox.) installed Unit 1&2 which also includes Electrical Control Panel & accessories. 6. Round the clock Routine/Preventive/Breakdown maintenance of Motorized Regulating Adjustable Actuators (approx. 200 nos) in unit 1&2. 7. Round the clock Routine Cleaning of Oxygen analysers (8nos.), SOX-NOX Analysers (2nos.), CO Analysers (2nos.) & Opacity Monitors ( 8nos.) installed at various sites of Unit 1&2. 8. Round the clock Routine/Preventive/Breakdown maintenance on the equipments/system at different sites mentioned at Annexure C Para 20(i) 9. Any other C&I maintenance work/job which is not mentioned above, but required for smooth running of unit shall be scope of the contractor

PART B Removal & Installation of Pneumatic Actuators (Power Cylinder etc including Transporation within Plant Premises.

Complete Servicing of Pneumatic Actuators (Diaphragm Operated or Power Cylinder or Solenoid operated.

Calibration of Pneumatic Damper/ Control Valve/ Motorized Regulating Actuator

Removal & Installation of Motorized Regulating & adjustable actuators Including transportation within plant Premises.

Complete Servicing of Motorized Regulating & adjustable Actuator

Calibration of RC Feeders including Opening/closing of side gates

Laying, testing & Termination of Cables Cable Size: 0.5X1 pair to 0.5X8 pair (mtr)

Laying, testing & Termination of Cables Cable Size: 0.5X9 pair to 0.5X16 pair (mtr)

Laying, testing & Termination of Cables Cable Size: 1.5X4 cores to 1.5 X16 core (mtr)

Laying, testing & Termination of Cables Cable Size: 1.5 X17 cores to 1.5 X24 core (mtr)

Laying, testing & Termination of Cables Cable Size: 2.5X4 core (mtr)

Dismantling & Proper reinstallation of Equipments viz. Transmitters. Switches, Guages. Sensors, Vibration, Probes, Indicators, I/P Converter, Solenoid Valves Etc. including transportation

Calibration/Servicing of Equipment viz.Transmitters, Switches, Guages, Sensors,Vibration Probes, Indicator, I/P Converter, Smart Petitioners etc. including transportation.

Removal/Reinstallation of Analytical Instruments e.g. PH, Conductivity, Chlorine,Oxygen, Co, Opacity Sox-Nox Hydrastep Electrode, Camera, Sonic Probe etc.

Cleaning/Servicing of Pneumatic Accessories Like positioners, Air Lock Relay, Air Filter Regulator, Solenoid Valve, Position Feedback Transmitters etc.

Removal/Servicing/Reinstallation of Scanners/Ignitor

Cleaning of UPS Panel along with Connection tightening & contacts cleaning Of Battery bank terminals.(set)

Cleaning of Choked Scanner guide pipe

Removal, Servicing & Re installation Of Corner Valves.

Jointing of Fibre Optical cable

Fabrication of FTE cable/Crimping Communication port.

Cleaning/Flushing of Impulse lines including cutting if required) which also involves dismantling & normalizing the lines after flushing and arresting of leakages if any.

Arresting leakages from the fittings of the valve manifolds/level switches/Transmitters/flow switches, impulse Lines etc.

Repair/welding in the impulse lineThermo well stubs & joints in case Of leakages, replacing of drain/isolating/Manifold valves etc (HP lines)

Repair/Welding in the impulse line,Thermo well stubs & joints in case Of leakages, replanning of draing/isolating/manifold valves etc (LP lines)

Replacement of impulse lines by providing proper hangers/support.(mtr)

Any alteration, fabrication of structure, platform, canopies etc.(tonnes)

Cleaning of flow sensing elements (aerofoil) of PA flow measurement in the air duct.

Cleaning of CW flow/ secondary air flow sensing element (anubar) in CW duct/ secondary air duct resp.

Supply of skilled manpower

Supply of unskilled labour

Supply of IBR Certified high Pressure welder

Supply of Painter

Cable tray lying Up to 50mm (meter)

Cable tray lying From 100 to 200 mm (meter)

Cable tray lying 300 mm and above (meter)

Tasting and Replacement of Soot Blowers Motor

Testing and replacement of Soot Blowers Rotary limit switches

Servicing/replacement of Soot Blowers Contactor assembly

middha enterprises

KG ASHTECH PVT. LTD,