SPECIAL REPAIR OF AUTOMATIC FIRE DETECTION SYSTEM (AFDS) AT P 01 COMNETCEN(KAR) BUILDING AT NAVAL BASE KARWAR UNDER GE (SB) KARWAR

Amount

Supply, installation, testing & commissioning of analog addressable fire alarm control panel complying with BSEN 54 Single loop panel of capacity from 99 detectors & 99 modules upto 200 detectors and modules, expandable till 6 Loops, LCD Display and required power supply & Batteries for 24 Hours in normal operation & 15 Minutes in Fire condition complete all as specified and directed.

Supply, installation, testing & commissioning in repair active repeater panel to be integrated with addressable fire alarm control panels, larger display and show status of any fire /fault of integrated fire alarm panles and activate fire alarm sounder/sierens complete all as specified and directed.

Supply, installation, testing & commissioning of network card. Network card shall connect panels and repeater panel through RS 485 data. The network module must be configured master/slave, multiple master/slave and peer to peer networking all as specified and directed.

Material and labour for Detectors Complying with and type certified to EN-45 Addressable type multisensor detector with heat and smoke combination as per IS: 11360 all as specified and directed.

Material and labour for Addressable type heat detector with base with rate of rise cum fixed temperature as per IS: 2175 all as specified and directed.

Material and labour for Addressable manual call point resettable type all as specified and directed.

Material and labour for Addressable electronic sounder cum strobe all as specified and directed.

Material and labour for Remote response indicators all as specified and directed by Engr-in-charge.

Note for item Nos.1 to 8 :- (i) The existing make of Fire Alarm at site is of M/s Edward.All the items required for the work shall be of Edward make or compatible makes suitable for the existing Fire Alarm of Edward Make.

Material and labour in repairs for short circuit isolators complete all as specified and directed.

M & L for 2 core 1.5 sq mm multistranded copper armoured cable including taking down old cable complete all as specified and directed.

Material and labour in repair for 'Fire Alarm Sounders / Sirens Electronic type horizontal two stage continous normal operation for atleast 50 minutes with sound level 65 DB to 120 DB measured at 1.5 Mtr with sound output variation of +5 DB 500 mtrs range all as specified & directed.

Material and labour in repair for addressable control module complete all as specified and directed.

Material and labour for earthing complete with galvanized steel earth plate electrode 600mm X 600mm X 6mm thick buried directly in ground(earth pit not less than 2.25 m deep below normal ground level) with top edge of earth plate not less than 1.50 meter below ground level connected to but using GI strip 25x4 mm as earthing lead by means of bolts, nuts and washers check nuts of steel GI welding at all joints as shown in drawings and including necessary excavation, earth work in any type of soil, GI pipe light grade 15 mm bore for protection of GI wire from earth electrode to an including the earth test point of GI/steel of size 75x75x25 mm, supplying and laying charcoal dust, common salt , PCC (1:2:4) type B-1 (using 20mm graded aggregate) chamber and 40 x 40 x 3mm mild steel angle iron frame and RCC cover 40mm thick 1:2:4 (using 20mm graded aggregate) , reinforced with 6mm dia bars at 75 mm C/C both ways with 12 mm dia round bar MS handle PGI funnel and wire mesh 20 mm dia GI pipe light grade for for watering all as shown in plate No.3 of SSR Part-1 2009,and connected to earth test point including testing complete all as specified.

Supply and lay in repair GI tubing , 'light grade' of size 25 mm with all fittings as in cable protection , laid in trenches all as speciefied and directed.

Excavation in trench not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and not exceeding 1.5m for laying of LT under ground cables/GI pipes getting out as in soft /loose soil complete all as specified and directed.

Returing & filling in trench spreading ,leveling watering and well ramming in layers not exceeding 25 cm deep as in deep as in soil complete all as specified and directed.

Removing excavated material n.exc 50 mtrs and deposting where directed at a leve n.exc 1.5 mtrs above starting point as in soil complete all as specifed and directed.

vinayandsons

Continental Engineers and contractors

shanti enterprises

Shree Ayyappa Engineering

shakti engineering and electrical works