Optical Fiber & OFC Laying Tender Results

Supply, Installation, Testing & Commissioning of Supply of 20 Port Gigabit Intelligent Standard PoE Switch, I/O Interface Power AC INPUT （100-240 V) Ethernet 16*Gigabit PoE Ports 2*Uplink ports 2*Gigabit SFP Ports Chipset EN8850DH，RTL8238B Performance Bandwidth 40Gbps Packet Forward Rate 29.76Mpps Package Cache 3Mbit MAC Address 8K Forwarding Mode Store and forward Standard Network Protocol IEEE802.3 (Ethernet) IEEE802.3u (Fast Ethernet) IEEE802.3ab (Gigabit Ethernet) IEEE802.3x (Flow Control) IEEE 802.3z (Gigabit Ethernet Fiber Standard) PoE protocol IEEE802.3af (15.4W) IEEE802.3at （30W）POE port output voltage: DC 44-57V POE power supply core: 1/2+; 3/6- Industry Standard EMS: EN61000-4-2 (ESD), IEN61000-4-5 （Surge) Network medium 10Base-T: Cat 3, 4, 5 Class or above UTP/STP (≤ 100m) 100Base-TX: Cat 5 Class or above UTP/STP (≤ 100m) 1000Base-TX: Cat 5 Class or above UTP/STP (≤ 100m) approved make hp, juniper, mountxross, hrui, cisco, should have Optical Medium Multimode optical fiber: 50/125, 62.5/125, 100/140um Single-mode optical fiber: 8/125, 8.7/125, 9/125, 10/125um Certification Safety Certificate CE/FCC/ROHS, Environment Standard Working Environment Working temperature: -10~50°C Storage temperature: -40~70°C Working humidity: 10%~90%, non-condensing Storage humidity: 5%~95%, non-condensing

Excavation of trench of size 75 cm (Depth) x 35 cm(Width) for laying of suitable no. of LT cables (Inter spacing between cables should not be less than 2 D) in ground with following procedure :- (a) Make a river sand bed of height 100 mm along the trench, (b) Lay the cable in the middle of the trench, (c) Provide river sand bed of height 100 mm on top of the cable, (d) Lay the protective Common burnt clay F.P.S. Bricks of Class designation 75 / Sand stone slabs of 50 mm thickness and 225 mm wide just above the sand bed vertically across the cable, (e) Backfill the excavated soil leaving 300 mm from the Ground level, (f)Lay the Cable warning tape and again back-fill the remaining portion of the trench upto the ground level and compacting the earth.

Excavation of trench of size 75 cm (Depth) x 35 cm(Width) for laying of suitable no. of LT cables (Inter spacing between cables should not be less than 2 D) in ground with following procedure :- (a) Make a river sand bed of height 100 mm along the trench, (b) Lay the cable in the middle of the trench, (c) Provide river sand bed of height 100 mm on top of the cable, (d) Lay the protective Common burnt clay F.P.S. Bricks of Class designation 75 / Sand stone slabs of 50 mm thickness and 225 mm wide just above the sand bed vertically across the cable, (e) Backfill the excavated soil leaving 300 mm from the Ground level, (f)Lay the Cable warning tape and again back-fill the remaining portion of the trench upto the ground level and compacting the earth.

Supplying and installing armoured single mode optical fibre cable with 6 fiber, core dia 50/125μm (OS1/OS2) 10/40 GBPS speed in provided underground HDPE pipe complete.