PROVISION OF LIGHTNING PROTECTION SYSTEM AT BPCL MUZAFFARPUR DEPOT

BILL OF MATERIAL FOR INSTALLATION OF LIGHTNING PROTECTION

TWD PUMP TLF PUMP BIO-DIESEL LUBE OIL

GANTRY LT PANEL

HOUSE HOUSE PUMP HOUSE GODOWN

Description Unit Total Qty (Raw material & Finished goods)

1 Air Termination Network:

Supply of single spike air

terminals of 8 mm dia. of 1m

length as required and as per

1.1 site conditions. The air terminal Nos. 0 0 0 4 0

shall be manufactured with

aluminum. The air terminals

Supplybeofsupplied with the

single spike air

terminals of 8 mm dia. of 2m

length as required and as per

1.2 site conditions. The air terminal Nos. 0 0 0 0 7

shall be manufactured with

aluminum. The air terminals

Supplybeof supplied

suitable for mounting the

terminals as per site condition.

1.3 The base support shall be Nos. 0 0 0 4 7

minimum 3 mm thick and shall

have inbuilt connector fitting for

connection of lightning

1.4 Supply of metal clamp for vertical Nos. 0 0 0 8 14

rod connection.

Roof Conductor for Parapet:

1.5 Supply of 8 mm Dia aluminum RM 51 60 45 117 150

round conductor for air

Roof Conductor for Air

Termination and for Making

1.6 Mesh: Supply of 8 mm Dia RM 26 30 23 90 45

aluminum round conductor for

making mesh & air termination

network at terrace levels, to

Supply of stainless-steel Type

roof / mesh Conductor holder for

1.7 holding of 8 mm round conductor. Nos. 77 90 68 207 195

The minimum height of the metal

conductor holder should be

mm. The clear height between

Supply of Straight - Connector for

making straight joint of 8 mm

1.8 aluminum Conductor to 8 mm Dia Nos. 4 5 3 10 10

aluminum conductor on parapet

wall, roof and vertical facade of

Supply of T - Connector for

making Tee joint of 8 mm

aluminum Conductor to 8 mm

Dia aluminum conductor on

parapet ofwall,

Supply X -roof and vertical

making Cross joint of 8 mm

aluminum Conductor to 8 mm

Dia aluminum conductor on

Supply ofwall, roof

fixed andconductor

1.11 holder with I-Beam fixture that Nos. 6 0 6 16 0

provides bonding of mesh

Supply of conductor for bonding

of mesh termination to the

2 Down Conductor:

Supply of 8 mm Dia aluminum

2.1 round conductor for Down RM 0 36 0 0 66

conductors to be installed on

vertical façade of masonry /

Supply of GI 25x6mm GI strip

insulator for holding down-

Supply of wall Conductor holder

for holding of 8 mm round

conductor. The min height of

the PVC conductor holder

Supply of 85 mmClamp

Test clear height

2.4 disconnect the down conductor Nos. 0 6 0 0 10

from the earth termination

network for regular checks of the

Supply of Expansion piece of

2.5 made of 8mm aluminum at Nos. 4 5 3 10 10

every 20 mtr to maintain the

2.6 Lightning Strike counter Model: 1 Nos. 0 1 0 0 1

6D for counting the number of

lightning strikes without any

power supply. The Counter

should be mounted on the

Down Conductor. The Lightning

3 Earth Termination Network:

Supply of Earthing chemical

(25KG), Earthing Chamber,

Earthing Signage, Testing

3.1 certificate and installation of Nos. 0 6 0 0 10

Earthing termination made of

copper-bonded rod of 10 feet

length,14.2 mm dia.

Supply of earth (Minimum

make electrical connection

3.3 Supply of 25X6mm GI Strip RM 0 64 0 0 135

laid at 600mm below the

ground, as Required and as

4 Surge Protection Device:

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

4.1 Operating Voltage of 320 V and Nos. 0 0 0 0 0

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