Name of Work:- supply and installation of SPD with isolation transformer for road weighbridges installed of AKK OCP, under B&K Area
Sl. No.
Item Description
1
supply and providing of SPD MA 15:- SPD on 230/440V AC side to protect the electronic wright indicator & computer 01 nos. for each WB , rated voltage 230/440V, Pole-3P+N, Imax- 20KA
2
supply and providing of RCBO with AFDD for protection from electrical shock and fire - 40 amps, 1P+N
3
Isolation transformer Input voltage – 0 – 415-440VACShield 1 – Copper shield between primary and each secondary with ground terminalOutput voltage – 0-230-250V-415VACOutput current – 3.5AVA Rating – 15KVAShield 2 – Copper Shield after the outer layer of secondary connected to transformer mountingWinding material – CopperCore material – CRNO stampingsMounting – foot mount with L Clamp
4
Wiring for light/ power plug with 2X4 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed steel conduit along with 1 No. 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required.
5
Wiring for circuit/ sub main wiring along with earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required. (2 X 4 sq. mm + 1 X 4 sq. mm earth wire)
6
Supplying and fixing 5A to 32A rating , 240/415 V , 10 kA , \\"C\\" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MOB DB complete with connections,testing and commissioning etc. as required. Triple pole and neutral
7
Providing and fixing following capacity TP&N disconnector fuse switch unit inside the existing panel boardwith ISI marked HRC fuses including drilling holes in cubicle panel, making connections, etc. as required-63A
8
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