SPL REPAIR TO EXISTING CENTRALIZED MEDICAL GAS SYS IN ICU YOL CANTT

Amount

Servicing for Oxygen and vacuum outlet points including replacement of old UNSV parts like spring, Kid and ball valve, seat rubber etc to make the outlet point fully functional. All as specified and directed by Engineer-in-Charge. Note :- i) All outlet shall be cleaned and degreased. ii) All spare parts required for servicing for oxygen and vacuum outlet point deemed to be included in the item rate.

Supply and fix oxygen and vacuum outlet point with non return valve for easy maintenance all as specified and directed by Engineer-in-Charge. Note :- Terminal units (Gas Outlets) with adaptors/probe for oxygen, compressed air and vacuum. Matching adaptors to the gas outlet mentioned above i.e adaptor for oxygen, air and vacuum. The terminal units shall have following features:- (a) It shall be front insertion type. (b) Terminal unit shall have mechanism with check valve. (c) Allow single hand operation. (d) On first insertion of probe the probe shall sit in a stand by position. At the stage there shall be no gas flow. (e) Only on pressing the probe second time, the gas supply shall start. (f) They should close automatically when connected apparatus is removed. (g) For allowing on line maintenance the terminal unit shall be equipped with a check valve for all positive pressure gases for closing gas supply whenever the outlet point is opened. So that on line maintenance shall be possible without disrupting the functioning of other outlet. (h) All outlet shall be cleaned and degreased for medical gas service factory assembled and tested

Servicing for gas Alarm including replacement of Old UNSV spare parts like transformer, LED indicator, sensor, relay and electric wiring to make the gas alarm fully functional complete all as specified and directed by Engineer-in-Charge. Note- All spare parts required for servicing or to make the gas Alarm functional deemed to included in the item rate.

Servicing of 3 emergency oxygen cylinder manifold system with replacement of old UNSV pressure control regulator, NRV and copper tail pipe connections etc to make the manifold functional all as specified and directed by Engineer - in- Charge. Servicing includes:- (a) Manifold to be degreased and purged with inert gas before commissioning. (b) Manifold to be enamel painted with two coats as per color code. (c) All the Joints of copper tubes, brass block and inter connecting pipes to be welded with silver brazing during assembly. (d) NRV shall be made up of brass, vertically mounted with shape and size as per site requirement. (e) Copper tail pipe shall be of 10mm OD duly annealed having wall thickness 1.5 mm, spiral shape suitable with bull nose and adopter for cylinder and suitable to fix with NRV at other end.

Servicing of 4 emergency oxygen cylinder manifold system with replacement of Old UNSV pressure control regulator, NRV and copper tail pipe connections etc to make the manifold functional all as specified and directed by Engineer - in- Charge. Servicing includes:- (a) Manifold to be degreased and purged with inert gas before commissioning. (b) Manifold to be enamel painted with two coats as per color code. (c) All the Joints of copper tubes, brass block and inter connecting pipes to be welded with silver brazing during assembly. (d) NRV shall be made up of brass, vertically mounted with shape and size as per site requirement. (e) Copper tail pipe shall be of 10mm OD duly annealed having wall thickness 1.5 mm, spiral shape suitable with bull nose and adopter for cylinder and suitable to fix with NRV at other end.

Supply installation and commissioning fully automatic control panel for oxygen manifold system. complete set with required accessories with 40 micron filter system. Note: Automatic Control Panel- (a) Electric audio- visual indicators for each bank status (b) Electrically audio- visual indicators at the time of changeover. (c) Impact and weather resistance colored cover. (d) Independent gauges and indicators. (e) Automatic change over from on line bank to reserve bank and vise versa switch over shall be controlled by solenoid valves only. (f) In built low- pressure audiovisual alarm. (g) Fully automatic control panel will be operated by solonied valves only (Parker make) size-1/2* (F) thread with 24 volts coil. (h) Pressure gauge 0-16 kg/cm², 50 mm dial, bottom entry, ¼” BSP threaded (j) Secondary regulators should be ½” BSP threaded. (k) At the time of bypass, system will be like this there is no need for disturbing any setting of regulator. (l) Pressure switches will be CE marked. (m) Normal & low indicators with Test & Mute switches will be operated. (n) The flow of gas will not stop at the time of failure of power. (o) Control voltage will be supplied separately for the safety of the solonied valves coil. (p) Test switch will be operated by timer only. (q) Fully automatic control panel will be worked only at 12 volts & 24 volts DC. The control panel should be supplied factory tested and self- contained unit. The control panel is installed in the middle of both arms of manifold and fabricated in such a way that it should withstand of working pressure 2400 psi and test pressure should be 3500 psi. It should supply a flow of 1500 LPM at a pressure of 4 bar (60psi) constantly of either bank.

Servicing of vacuum pump Model V255 with motor including replacement of Old/UNSV foundation bolt, V belts, lubricant, filters, pressure regulator system, pump valves/ring/piston, scrubber tank, DOL Starter, NRV, silencer, bacteria filter copper piping of required size, drain valve system, vacuum gauge etc and all other connected spare parts to make the pump fully functional all as per specified and directed by Engineer - in- Charge. Note : (a) All spare parts required duly servicing deemed to be included in item rate. (b) Oil and lubrication to be required during servicing deemed to be included in item rate.

Servicing of electric control panel for vacuum pump including replacement of Old/UNSV Volt meter, Amp meter, running Hr meter, ON/OFF indicators, relays, transformer, timer, fuses, main circuit breaker and area circuit breaker etc to make the panel fully functional all as specified and directed by Engineer-in-Charge. Note : (a) All spare parts required during servicing deemed to be included in item rate. (b) All fitting/spares should be of reputed make like Crompton, L&T and Legrends

Replacement of CE MARKED flowmeter with humidifier Bottle- MAKE-MEC Flowmeter would be BPC single type Pipeline Flow Meter unit duly fitted with fine adjustment valve. It would be backpressure compensated to bear and control the Oxygen Pressure approx 60 psi. Flow meter unit would be consisting of double wall rott-meter has range of flow 0 to 13 ltrs per minute with fine adjustment valve. The rotta meter and humidifier bottle would be made of clear, impact resistance polycarbonate (duly graduated). The unit would be have attachment to fit humidifier bottle of capacity 100 MI consist of clear, impact resistance polycarbonate jar. This would also have Reciprocating on top for flow meter/ plastic cap having nozzles for outlet tubes and the inlet tube end would be multi-function combination bubblier/ nebulizer to add the humidity and create an aerosol in Medical Gas min marks would be on jar.

Supply installing and commissioning of ward vacuum unit with vacuum regulator 600 ml cap all as per OEM specification and as well as directed by Engineer - in- Charge. Note - (a) Wall mounted system with clamp to hang with complete assembly on wall. (b) Easy to use regulator for negative pressure range 0-760 mmHg. (c) Vacuum jar with float valve to protect regulator and pipe line system. (d) The vacuum regulator shall be fitted with vacuum gauge and it also show flow rate. It should also have overflow safety trap. It should have emergency on/ off lever and fine adjustment valve for regulator. The system shall be supplied with pre fitted color coded gauge having dial size 50 mm and vacuum 0 to 760 mm/ hg and supplied with all the inter connecting tube with patient tube.

Supply installing and commissioning of new oxygen outlet points complete all as specified and directed by Engineer-in-Charge. Note: Terminal Units (Gas Outlets) with adaptors/ probe for oxygen, compressed air and vacuum. Matching adaptors to the gas outlet mentioned above i.e adaptor for oxygen. The terminal units should have following features. (a) It shall be front insertion type (b) Terminal unit should have mechanism with check valve. (c) Allow single hand operation. (d) On first insertion of probe the probe shall sit in a standby position. At the stage there shall be no gas flow. (e) Only on pressing the probe second time, the gas supply should start. (f) They should close automatically when connected apparatus is removed. (g) For allowing on line maintenance the terminal unit shall be equipped with a check valve for all positive pressure gases for closing gas supply whenever the outlet point is opened. (h) The front assembly should accept only corresponding gas specific adopters. (j) All the outlet shall be cleaned and degreased for medical gas service, factory assembled and tested. (k) Testing- Factory tested at 10 kg/cm²

Supply installing and commissioning of new vacuum outlet points complete all as specified and directed by Engineer-in-Charge. Note: Terminal Units (Gas Outlets) with adaptors/ probe for oxygen, compressed air and vacuum , Matching adaptors to the gas outlet mentioned above i.e adaptor for vacuum. The terminal units should have following features:- (a) It should be front insertion type and accept only corresponding gas specific adaptors. (b) Terminal unit should have mechanism with check valve. (c) Allow single hand operation. (d) On first insertion of probe the probe shall sit in a standby position. At the stage there shall be no gas flow. (e) Only on pressing the probe second time, the gas supply would start. (f) They should close automatically when connected apparatus is removed. (g) For allowing on line maintenance the terminal unit shall be equipped with a check valve for all positive pressure gases for closing gas supply whenever the outlet point is opened. (h) All the outlet shall be cleaned and degreased for medical gas service, factory assembled and tested. (j) Testing- Factory tested at 10 kg/cm²

Supply installing and commissioning of new copper tube 15 mm dia and 0.9 mm thick complete all as specified and directed by Engineer-in-Charge. Note : (a) Copper tube of solid drawn seamless deoxidized, non-arsenical, half hard, tempered and degreased as per BS EN 13348 : 2001 duly supported with manufacturer test certificates for physical properties and chemical composition. (b) The supplies of copper pipe should be accompanied with manufactures test certificate for the physical properties of copper pipes and their chemical composition. The pipe be further substantiated with inspection certificate from the third party like Lloyds register. (c) Fittings : All copper fittings shall be manufacture to the highest standard compelling with EN 1254-1. The fittings should be manufactured in accordance with EN 1254-1 and 4 (formally BS 864: part 2) Copper pipes should be secured to wall with plastic saddles or to ceiling fixed MS bracket wherever necessary. (d) Brazing : For copper joints, brazing material to be used will be silver – copper phosphorous alloy which shall be used without flux. For copper to brass joints 43% silver brazing rods with flux should be used. (e) Fabrication Cleaning : Before putting for erection all pipes, valves and fittings are cleaned and degreased. Pipe and tube joints: For copper fittings in the copper pipeline, the brazing for copper joints shall be done without using flux and the material for jointing used will be silver –copper –phosphorous alloy. For brass joints : For jointing outlet points and area/ zonal valves material used is 43% silver brazing rod with specified flux. For installation of equipments threaded connections equipped with nut, nipple and adaptors are used.

Bends : All bands shall be made up of copper pipe of higher dia than the pipe requiring change of direction and these bands will be made out of thicker size pipe to avoid thinning and flattening at any point. Erection : The erection of the copper pipe shall be done only after cutting the pipes to size as per site requirement. It does not leave any scope for springing. Supports : To avoid weight of the pipe on the joints supports (saddles made of PP material) are provided at a distance of every 4-6 feet as prescribed by HTM-2022. Testing : (a) Blowing : After erection all the pipes are blown with compressed air/Oxygen. This blowing of the pipeline with compressed air/Oxygen under pressure clean the pipeline with thoroughly. (b) Joints test : The entire pipeline after erection is put to test for checking leakage of brazing joints at a pressure 1.5 times of the working pressure for 24 hours. In case of drop in pressure the joints are examined with soap solution. (c) Final test : After repairing the joints in case leakages are found, the pipeline shall again be put to test with compressed air at a pressure of 1.5 times the working pressure for 24 hours and then thereafter entire pipeline will be tested with specific gas for ant- confusion tests.

All as per serial item no 14 above but size of copper tube 22 mm dia and 0.9 mm thick complete all as specified and directed.

All as per serial item no 14 above but size of copper tube 12 mm dia and 0.7 mm thick complete all as specified and directed.

Supply installing testing and commissioning of new flow meter complete all as specified and directed by Engineer-in-Charge. Note : Flowmeter shall be BPC single type Pipeline Flow Meter unit duly fitted with the fine adjustment valve. It shall be backpressure compensated to bear and control the Oxygen Pressure approx 60 psi. Flow meter unit shall be consisting of double wall rotta-meter has range of flow 0 to 13 LPM with fine adjustment valve. The rotta meter and humidifier bottle shall be made of clear, impact resistance polycarbonate (duly graduated). This unit shall be have attachment to fit humidifier bottle of capacity 100 ML consist of clear, impact resistance polycarbonate jar. It should have reciprocating on top for flow meter/ plastic cap having nozzles for outlet tubes and the inlet tube end should be multi- function combination bubblier/ nebulizer to add the humidity and create an aerosol in Medical Gas min marks shall be on jar.

Supply installing and commissioning of ward vacuum unit with vacuum regulator 600 ml cap all as per OEM specification and as directed by Engineer - in- Charge. Note -The vacuum regulator shall be fitted with vacuum gauge and it also shown flow rate. It should have overflow safety trap. It should have emergency on/ off lever and fine adjustment valve for regulator. The system shall be supplied with pre fitted colour coded gauge having dial size 50 mm and vacuum 0 to 760 mm/ hg and supplied with all the inter connecting tube with patient tube.

Supply installing and commissioning of new Low pressure tube shall be as per below mentioned colour code :- Oxygen – White Vacuum – Yellow All as specified and directed by Engineer – in- Charge. Note – (a) Tube shall be pre tested upto 10 bar having 6 mm ID suitable for outlet probes of specific out let point. (b) All the probes shall be fitted in tubes by using clamps and crimping tool. (c) Tube shall be cleaned and degreased for medical gas service and tested.

Supply installing and commissioning of isolation valve 15 mm dia valve shall be pneumatically tested for twice the working pressure and cleaned and degreased for medical gas service and tested. All as specified and directed by Engineer – in- Charge. Note –To control the pressure as well as for maintenance quarter turn open at 90 degree ball type valves shall be provided. These valves should be of nickel-plated brass body having PTFE seat and inner outer seals. These valves shall have stainless steel ball of specific ID clearance so that line pressure should not drop. The ends of the valve should have flat nipples which can be connected to copper pipe of respective outer diameter with the help of a flow nut with following features:- (1).Temperature range Ambient (-30 to 180º) (2). Working Pressure 7.5 bar Maximum (3). Test pressure 50 bar maximum (4). Standard as per HTM 2022

All as per serial item no 20 above but size of isolation valve 22 mm complete all as specified and directed.

M/S J N TRADERS

satpal and brothers