SUPPLY AND INSTALLATION OF LIGHTNING ARRESTOR AS PER REPORT

Mesh type Lightning arrestor

S.N | Description | Unit | Pump House | Price | Refueller Loading Shed | Price | Tank Lorry Unloading shed | Price | Total quantity | Total Cost

1 | Roof Conductor for Parapet: Supply of 8 mm dia

aluminium round conductor for air termination network at parapet wall. | RM | 29 | 55 | 44 |

2 | Roof Conductor for Air Termination and for Making Mesh: Supply of 8 mm dia aluminium round conductor for making mesh & air termination network at terrace levels, to be installed on wall / parapet, with suitable type of clamps, hardware etc. as required. | RM | 10 | 28 | 11 |

3 | Supply of stainless steel Type roof / mesh Conductor holder for holding of 8 mm round conductor. The minimum height of the metal conductor holder should be 65 mm. The clear height between roof and conductor should be

65mm and installed at every 1 mtr. | No | 39 | 83 | 55 |

4 | Supply of Straight - Connector for making straight joint of 8 mm aluminium Conductor to 8 mm dia aluminium conductor on parapet wall, roof and vertical facade of masonry / glass /metallic work. | No | 2 | 4 | 4 |

5 | Supply of T - Connector for making Tee joint of 8 mm aluminium Conductor to 8 mm dia aluminium conductor on parapet wall, roof and vertical facade of masonry / glass / metallic work. | No | 4 | 4 | 4 |

6 | Supply of X - Connector for making Cross joint of

8 mm aluminium Conductor to 8 mm dia aluminium conductor onparapet wall, roof and vertical facade of masonry / glass /metallic work. | No | 2 | 5 | 2 |

7 | Supply of X - Connector for making Cross joint of

8 mm aluminium Conductor to 8 mm dia aluminium conductor on parapet wall, roof and vertical facade of masonry / glass /metallic work. | No | 6 | 8 | 6 |

8 | Supply of conductor for bonding of air terminal and/ or mesh termination to the metallic columns. | RM | 12 | 16 | 12 |

9 | Supply of Expansion piece of made of 8mm aluminium at every 20 mtr to maintain the flexibility to the conductor due to heat. | No | 1 | 2 | 2 |

10 | Supply of Class C/Type II Three Phase Surge Protection Devices as per IEC 62305-4 and tested according to IEC 61643 – 11, DIN Rail mountable with Maximum Continuous Operating Voltage of 320 V and Voltage Protection Level of 1.3 kV (L- N). Response Time should be less than 25 ns per pole and less than 100 ns between neutral to protective

earth. The maximum impulse discharge surge current should be 40 kA (8/20 μs) per pole and 60 kA (8/20 μs) neutral to protective earth. The surge protection devices shall be enclosed in

polycarbonate enclosure of IP 65 rating. | No. | 0 | 0 | 0 |