Provision of green gas based fire extinguishers and surge diverters for Electrical/CNS installations at Silchar Airport

Amount

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System consisting of Aerosol generator having aerosol mass of 30gm shall be thermally actuated by means of aluminium alloy thermal sensor complying to UL 33 that can be mounted over the generator itself. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Thermal Sensor.

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System consisting of Aerosol generator having aerosol mass of 60gm shall be thermally actuated by means of aluminium alloy thermal sensor complying to UL 33 that can be mounted over the generator itself. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Thermal Sensor.

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System consisting of Aerosol generator having aerosol mass of 100gm shall be thermally actuated by means of aluminium alloy thermal sensor complying to UL 33 that can be mounted over the generator itself. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Thermal Sensor.

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System consisting of Aerosol generator having aerosol mass of 250gm shall be thermally actuated by means of aluminium alloy thermal sensor complying to UL 33 that can be mounted over the generator itself. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Thermal Sensor.

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System Aerosol generator having aerosol mass of 1000gm shall be electrically actuated by means of Fire Alarm cum Release Panel. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Aerosol generators shall be listed by Underwriter’s Laboratories (UL) to UL Subject 2775 covering Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Gland.

Aerosol Generator: Supply, Installation, Testing & Commissioning of Aerosol based Fire Suppression System consisting of Aerosol generator having aerosol mass of 2500gm shall be electrically actuated by means of Fire Alarm cum Release Panel. The housing shall be constructed of stainless steel shell.Housing shall be sealed with a non-permeable membrane. Units shall have passed salt spray corrosion testing per UL Standard 2127 as part of their listing. Aerosol generated shall be potassium based. Agent shall have no ozone depletion potential and no global warming potential. Agent shall be listed by the US EPA under the SNAP program. Aerosol generators shall be listed by Underwriter’s Laboratories (UL) to UL Subject 2775 covering Fixed Condensed Aerosol Systems per NFPA 2010. UL approved design density of the aerosol should be less than 100g/cu.mtr for Class A, B & C fires as per NFPA. The Aerosol generator should have self life of 15 years. Aerosol generator shall be supplied with Stainless steel Bracket & Gland.

Fire Alarm Cum Agent Release System: Supply, Installation, Testing & Commissioning of UL Listed Fire Detection Cum Release System with cross zoning of UL listed heat & smoke detectors, UL listed hooter cum strobe, UL listed abort & release button with SMPS & Battery.C10:C12

Cable: Supply, Installation, Testing & Commissioning of 2 Core 1.5 sq. mm. FRLS type Armored cable.

Smart Surge Protection Device: Supply, Installation, Testing & Commissioning of 3 Phase / Type1+2 (KEMA Certified) Lightning current & Surge Protection Device at mains LT panel (3 phase, 415 V) for (L-N) Single-pole combined lightning current and surge arrester, Type 1 SPD. The device shall be non-exhausting metal encapsulated, spark gap based technology and tested as per latest and valid IEC 61643-11:2011 or EN 61643-11:2012 standards. It shall be capable to discharge Lightning current (10/350µs) of 25kA (L-N) and 100kA(N-E) and voltage protection level of device shall be ≤ 1.5 KV,. The device shall haveinbuilt fuse for L-N. Follow current extinguishing capability [L-N]/[N-PE] : 100kArms / 100Arms. The device shall have built in fuse and operation of SPD shall be independent of Line current for L-N SPD. The short circuit with stand capability of the device shall be 100 KArms for L-N SPD. The device shall have mechanical indication for both the states (green for ‘healthy’ and red for failure) on L-N and N-PE. The device shall be certified by KEMA /VDE or NABL lab as per IEC 61643-11:2011 or or EN 61643-11:2012 for testing of all parameter at 10/350 µs and 8/20 µs. with transparent enclosure IP65.

Smart Surge Protection Device: Supply, Installation, Testing & Commissioning of Application-optimised and prewired spark-gap-based type 1 + type 2 combined lightning current and surge arrester. Compact design due to space-saving spark gap technology with a width of only one module / pole. Discharge capacity up to 50 kA (10/350 µs) Operating state / fault indication by green / red indicator flag in the inspection window High follow current extinguishing capacity (Ifi = 25 kArms). Lightning impulse current (10/350 µs) [L-N]/[N-PE] (Iimp)=12.5KA/50KA. Nominal discharge current (8/20 µs) [L-N]/[N-PE] (In)=12.5KA/50KA. Temporary overvoltage (TOV) [L-N] (UT) – Characteristic - 440 V / 120 min. – withstand. The device shall be certified by KEMA / VDE or NABL lab as per IEC 61643-11:2011 or or EN 61643-11:2012 with transparent enclosure IP65.

Vrinda Nano Technologies Pvt Ltd