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Tender For Combined Type Vertical And Horizontal Fire Resistance Test Furnace; 1.0 Fire resistance test furnace type Vertical and Horizontal combined type fire resistance test furnace 2.0 Vertical and horizontal furnace clear opening for sample installation • Vertical opening-minimum 4m height x 4m width • Horizontal opening-minimum 5m length x 4m width 3.0 Furnace chamber temperature and pressure 1350°C or above and -50 to +50 Pascal 4.0 Furnace to run on fuel Liquefied Petroleum Gas (LPG) 5.0 Furnace continuous running capacity • 5 hours or more every day • Furnace shall have emergency shutdown safeguard 6.0 Fire test heating curves Cellulosic curve (ISO834-1, EN1363-1, BS476-20, ASTME119, UL 10B, UL263, AS1530-4 curve), Hydrocarbon curve (EN1363-2, UL1709 curve), Modified Hydrocarbon curve, IMO curve, RWS curve, RABT-ZTV curve and User defined curve. 7.0 Furnace chamber • Furnace casing - Mild steel fabricated structure • Refractory Material - Insulation rated minimum at 1400°C • Furnace chamber observation Port - 4 Nos • Self-locking clamps - to hold test frame 8.0 Combustion chamber • Burners shall be installed on the side walls of the furnace • Burner arrangement in order to meet standard time-temperature curves • Should be operated either on automatic or manual mode • Combustion system, Gas train, Air distribution pipework, shall be in accordance to EN 746 Part 2 safety norms or equivalent • Combustion air blower for the controlled heating and cooling zone 9.0 Furnace chamber pressure system • Pressure transmitter/sensor-minimum 02 Nos. • Pressure controller system • Exhaust gas/smoke extraction system (exhaust duct and chimney) 10.0 PLC based Data Acquisition System and SCADA software • Monitor and control pre-set temperature/pressure/time curve as per specified firing curve • Monitor and control furnace chamber pressure • Monitor and control load application and deflection/deformation transducer measurement • Data auto saving and retrieval in pre-power failure scenario 11.0 Real time display • Specimen test duration • Furnace chamber thermocouples temperature • Mean furnace chamber temperature with upper and lower limit • Continuous operation of all burners • Furnace chamber pressure at different levels • Individual and mean reading of specimen temperatures • Heat flux reading from radiometers • Load and deflection/deformation reading 12.0 Essential data measuring devices • Plate thermocouples (ISO834-1) - 20 Nos. • Furnace thermocouples K type (BS476-20) - 20 Nos. • Pressure transmitter/sensor - 2 Nos. • Roving thermocouple – 1 No. • Specimen unexposed face K type thermocouples with 5 meters’ extension wire – 50 Nos. • Ambient thermocouple K type - 1 No. • LED/LCD timing device with power backup – 1 No. • Cotton pad holder - 1 No. • Gap gauge (6 mm and 25 mm diameter) - 1 No. each • Radiometer minimum 50 kW/m² with water cooled stand and complete insulation - 2 Nos. • Displacement transducers, 20 mm - 3 Nos., 50 mm - 3 Nos., 100 mm - 3 Nos. • Hydraulic jacks, 3 ton – 10 Nos. (slab testing), 25 ton – 2 Nos. (beam testing), 10 ton - 5 Nos. (wall testing), 500 ton – 1 No. (column testing) • Load cells, 3 ton - 1 No., 10 ton - 1 No., 25 ton - 1 No., 500 ton -1 No. 13.0 Furnace accessories • Refractory lined mild steel main exhaust duct from furnace to chimney – 1 set • Refractory lined mild steel chimney of minimum 15 meters’ height– 1 set • Flue gas extraction / ID fan - 1 No. 14.0 Desktop server computer, power backup and printer • Desktop server computer (Minimum Processor- i7 11th generation, RAM - 64 GB, Memory - 5 TB (SSD & HDD), Windows – 11 Pro, GPU (NVIDIA-RTX-8GB) with other essential accessories) – 1 No. • Display monitors (4k), 27 inch - 1 No, display screen LCD, 65 inch - 2 Nos., (For furnace control, furnace DAQ/sensors monitoring and customer information) • Color multi-functional laser Jet Pro Printer – 1 No. • 3 KVA online UPS with half an hour backup – 1 No. 15.0 Loading frames • Non-load bearing vertical restraint frame with base stand - 1 No. • Non-load bearing horizontal restraint frame – 1 No. • Vertical frame holder/Lifter – 1 No. • Horizontal frame holder/lifter – 1 No. • Load bearing vertical restraint frame for wall testing (capacity- 50 ton) with base stand - 1 No. • Load bearing horizontal reaction/resistance frame for slab testing (capacity – 30 ton) for beam testing (capacity – 50 ton) - 1 No. • Load bearing vertical reaction frame for column testing (capacity- 500 ton) – 1 No. 16.0 Load applications on specimen Complete test frame for loading on Wall, slab, beam and column • Wall loading- For loading on wall of 4 m x 4 m at 5 locations with 5 Nos. of hydraulic jacks with each jack capacity 10 ton. • Slab loading- For loading on slab of 4 m x 5 m at 5 locations with (2 jack on each location)- 10 hydraulic jacks with each jack capacity 3 ton. • Beam loading- For loading on beam, testing with two-point loading, each jack of 50 - ton capacity. • Column loading - Furnace should have arrangement for testing of column under loaded condition (upto 500 ton). • Tunnel testing arrangements with end supports. • Bearing end plates (for beam and column test) – one set • Accuracy of load should be within 2.5%. 17.0 WARRANTY 12 months from the date of hand over the furnace after successful installation and commissioning
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