Tender For Supply, Installation & Maintenance Of Lightning Conductors On Turnkey Basisin School Buildings Across Latehar District, Latehar-Jharkhand

Tender For Supply, Installation & Maintenance Of Lightning Conductors On Turnkey Basisin School Buildings Across Latehar District Advance Lightening Arrester Lightning protection system based on proactive Early Streamer Emission (ESE) technology confirm to NFC 17-102 2011 sept. and UNE 21186 Standards. Non- electronics-based device shall emit electromagnetic impulse in the form of a streamer into the air microseconds earlier than naturally. Device confirming to NFC17-102 standards. Lightning Impulse Current (10/350 vs) in 100 K.A: As per (NFC 17-102:2011 Sept) standard (Annexed C), Clause C.3.4 the ESE air terminal should be tested for an Impulse current (10/350 micro sec) -100 KA (+10%) Cyclic Salt Mist Conditioning Test from ICMET LAB. The international testing laboratory should be duly accredited by ICMET/ ILAC I IEC /ENAC 1 EZU Serial No. Mentioned in Each Model of Air Terminal, Quality Certificate Material Metal Housing Stainless Steel 304 Central Rod Dia 20mm Electromagnetic Shielding. Can Be qualified in Compliance of CPR (Central Power Research Institute), Govt of India for the Impulse current of (8/20 us) in 70 KA with 5 positive & 5 negative impulses. International Testing Lab - METUI ICMET for the product genuinely and quality. Serial No. to be Mentioned in Each Model of ESE and it should match with the Certificate inside the box. MSME Certified Company • AT - Advanced Triggering Delta T 60 ps as per NFC 17 102 (Sept) 2011 pg. 67: -As per Clause C.3.5.2.3.4, the ese air terminal shall be tested for 60 impulse and recorded for delta T (Triggering time advance) Weight - 3.00 kg of ESE LA without Box Covering Radius 107 meter in level IV protection (Standard Protection) on a height of 5mtr of mast Lightning Air Terminal Adaptor/ Insulator Supply of highly insulated polylactic adaptor to fix the lightning ese air terminal with the mast. The adaptor shall have suitable threaded hole metal connector/connecting point in such a way the top portion shall be electrically connected to the central finial/tip (elevated sharp tip) of the ese air terminal and the bottom portion shall be connected to the down conductor as per technical specification attached Mast GI (Supporting Mast) Supply of Gl Mast for mounting the terminal & adaptor with the ESE Air Terminal in compliance with EC 62561 -1 GI Mast Length (Gl 3 + 2 mtr= 5 mtr) Pipe Type-Cylindrical Material - HDGI Pipe Dia - 50mm approx. Pipe Thickness 3.2mm Pipe Class - B Class Standard - IS 1239 (Part 1): 2004 The Gl Mast fully confirms to IS 1239 (P-1)-2004 with 75-to-100-micron zinc coating. Base Plate HDGI Base Plate size 300x300x6mm Flan e - HDGI 2 nobody the GI mast to be connected with the help of 2 Flange with 4 GI plated nut, bolt. The base plate size is (300x300x6mm) GI with requisite fitted with 4 ribs/ tikki to hold the mast Guy Wire Kit Supply of Guy wire with Gl Nickel coated 4 mm dia. covered with white sleeve for extra protection and avoiding rusting. Length of the guy wire is 7mtr x 3 no.-21 mtr with accessories like Guy Wire Nickel coated 4 mm with white covered waterproof sleeve-21 mtr U Clips - 6 Nos. Pin Type Zebra Anchor Fastner- 4 Nos. O Hook Fastner/ Eye Bolt Fastner - 3 Nos.etc. Turn Buckle - 3 Nos GI Nut Bolt - Dia 16mm x Length 40mm- 4 nos Lightning Strike Counter Lightning Flash Counter working Electro mechanically without any power supply non resettable type with the minimum sensitivity of 250A to 100 kA. Display Model: - Electromechanical display (non- resettable) Display Range: 000000 to 999999 Detected Maximum Discharge Current: - 350 A, 10/350 microsecond wave (measured according to NFC Standards 100 kA nominal current pulse.) Tested as per IEC 60060-2. Dimension of Counter (cm): - 16 (L) x 9 (w) x 6 (h) in (mm) 170 x 82 x 60 Degree of Protection: - IP 65 (IEC 529) IP 65 rated enclosure suitable for external application. Non-intrusive and fast acting proximity circuit detects lightning transient current. Enclosure Material: Plastic Material: Stainless Chrome (304)/ PVC with SS nut bolt and SS saddle plate for laying strip or cable Total Weight: 700 gram Operating Temperature CC): - -20+85 Strike Count Display: - 6 Digit Standard: - NFC 17 102 (2011 Sept.) latest Version Installation Location: - Lightning Protection Systems Can be mounted at any location along the down conductor. DOWN CONDUCTOR Supply of 70 sq mm pvc insulated copper flexible cable for down conductor including fixing of suitable clamps and other accessories from the ese air terminal to the earth pit as per detailed technical specification attached. TEST LINK Supply of non-corroding weather proof water proof polycarbonate/polystyrene IP 65 (with glands) enclosure (in accordance with IEC 60670-22 standard) including providing of 2 numbers of insulated supports, 25 x 3 mm thick copper strip with suitable holes profited SS bolt & nuts to fix the down conductor & earth wire. The dimension shall be of minimum 150 mm (W) x 150 mm (H) x 100 mm (D) duly certified by VDE I UL as per detailed technical specification attached. CHEMICAL EARTHING SYSTEM Supply of Advance chemical gel earthing system of 01 numbers of any UL listed & CPRI tested 10 feet long 17 mm dia 250 microns copper bonded steel rod along with 50 Kgs or more quantity of resistance lowering grounding minerals, well interconnected with suitable copper strip to form a triangle shape (distance between the rods shall be the length of the rod. Product Material- Copper bonded High Tensile low carbon steel solid Rod Copper bonded Rod with outer surface 254-micron copper bonding in Shank area with Arch Welded clamp Rod Arc Duly Welded with strip size (175x50x5) mm copper bonding with 70-micron Copper boned Rod Dia- 17.2 mm Length- 3.0 mtr, 10 feet. Tested as per JEC 62561-2. CPRI Tested at 5 positive and 5 negative impulse- 25 kA and 55 kA Meets the requirement as per IS 3043, IEC 60364-5-54, UL 467. The UL listing shall be marked on the rod for the physical verification at site. The markings shall be of UL Control number. Dimension details of the rod, Product model number & UL certificate reference number. As per IEEE 80-2013 (Clause 14.5 d), the grounding minerals shall be tested & certified for the resistivity of less than 0.12 ohm-mtr. Standard - As per IS-3043 and IEEE80- 2000, Test certificate from NABL Lab Resistivity after compression- 0.02 ohms per mtr. Solubility in Water- 0.94 Chemical composition - As per IS Standard Retaining Moisture Capacity (Ph Value)- 7.34 ROHS Complying EC 62561-7 The grounding minerals should be ROHS certified to ensure it does not pollute the ground water. Heavy Duty Poly plastic Earth Pit Chamber with Cover- Supply of heavy-duty weather-proof environment friendly Polyplastic earth pit chamber with cover of auto-locking facility with 4 knock-out openings are provided for the easy strips between the earth pits to form a grid. • Top (Dia)- 162 mm Bottom (Dia)- 242 mm Height - 230 mm Certification: Load bearing capacity of 2.5 tons from National Test House laboratory

INR 10000 /-

INR 500000.0 /-

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