Tender Document for Procurement of Mining Statutory and Hardware Items required at Coal Mines Kalako

(A) Requirement for Electrical Section

Main Switch for Air Circuit Breaker (ACB), 3- Phase, 415 Volts, 200 Amp., FLP DGMS Approved for Gas Group-1 with protection against overload and Earth Fault. Voltmeter and Ammeter should also be provided on it. It should have Single Input and Single Output

Reversing switch ACB 3-Phase, 415 Volts, 200 Amp., FLP DGMS Approved for Gas Group 1 with protection against overload and earth fault. Voltmeter and Ammeter should also be provided on it. It should have single input and single output

Non FLP OCB Starter- 75 HP, 3-Phase, 440 V, Kill burn with O/L, E/L Ammeter Voltmeter should also be provided

Signalling Transformer, FLP and intrinsically safe voltage 440/15, Gas Group 1 (Mine Line)

Signalling Bell

Signalling Wire (10 Gauge)

Insulator 3” Dia.

3-Core copper Conductor 35mm Square Double wire armoured PVC DGMS Approved for Gas Group 1 (Nectu Make)

3-Core copper Conductor 70mm Square Double wire armoured PVC DGMS Approved for Gas Group 1

Empire Tape

Transformer Oil

10 HP Marathon Flame Proof Motor, DGMS Approved for Gas Group 1, RPM 1450

Direct Online starter, 20 HP, 3-Phase, FLP, 415 Volts, DGMS Approved for Gas Group 1 with protection against overload and earth fault, Voltmeter and Ammeter should also be provided on it

Communication system for underground Coal Mine, Intrinsically safe halling communication System Model No. MIC, 101 PT, Temperature Class T-6, DGMS Approved for Gas Group 1

(B) Requirement for Mechanical Section ( i ) Haulage Steel Wire Rope for direct rope haulage of 25 mm Dia., Construction 6x7, Strand Construction- 6x1, Tensile Grade: 1570 N/mm as per IS: 1856:2005, Type of Core: Fibre Core, Lay Direction: RHL

75 KW Pump (KSB Pure Limited) Type WK 65/50, discharge 25.2 Meters Cube Per Hour, Head 50 Meters

Rubber Packing 1/8” Thick

G.I. Pipe 2” Dia with Socket

V Belt C No.- 195 used in fans

Square Rod 10 mm, 10 Foot Length (Square)

G.I. Pipe with Sockets Dia ½’

Key Set 6 No.

Water Gauge for Main Mechanical Ventilator 1” Dia (Measure Fan Pressure)

G.I. Pipe with Sockets Dia ¾”

G.I. Pipe with Sockets Dia 1”

Armoured Hose Pipe Dia 2.5 Inches, 6 m Length

Bearings No. 2216 K with Sleeve

Non Return Valve 2” Inches Dia

Iron Cutter 6” Size

Gland packing Size 3/8”

M.S. Flat (for Fish Plate) 5/4”, ¼”

Track Line (25 Kgs/Meter) Per Meter in Meters

Nut Bolt 2” Inches Dia 3"

M.S. Rod 100mm Dia, 6 Meters Long

M.S. Rod 38mm, 6 Meters Long

M.S. Rod 32mm, 6 Meters Long

M.S. Rod 25mm, 6 Meters Long

Black Pipe 4’ Inch Dia, 20 Foot Length

Channel 4’ x 2’, 20 Foot Length

Brattice Cloth fully fire Resistant 0.9 m Width, 33 m Long (Small Size) 1.8 m Width, 34 m Long (Big Size)

P.V.C. Cable 150mm

Foot Valve 4”

Non-Return Valve 3”

Foot Valve Leather

Copper Land Bedding with Holders

Nut & Bolts 3” x ½”

Gland Dori 10 mm

Gland Dori 8 mm

Welding Rod 10 No.

Grease (MICO)

Gear Oil

Coupling Bolts 14 No. & 15 No.

Foot Valve 2” Dia

Foot Valve 3” Dia

Bearing 208 with Sleeve

Bearing 6405

Bearing 207 with Sleeve

Bearing 6404

G.I. Pipe 3” Dia.

Star Coupling L110

G.I. Sheet Length- 3’ x 8’ Foot, Thickness- 24 Gauge