We are in urgent need of the Vendors/Manufacturer of Belt Feeder for Coal Sampling System, located in Australia or any South East Asian Countries.
Specifications and other technical details are attached herewith.
Regards,
for TRF Ltd
Stota Dasgupta
SPECIFICATION OF REVERSIBLE BELT FEEDER
REQUIRED FOR COAL SAMPLING SYSTEM
A.MATERIAL
1.Material to Handle:Sample of ROM Coal
2.Bulk Density:0.8 T /cubic meter
3.Lump Size:(-) 250 mm. Some time which may vary to 350 mm in one direction.
4.Ambient temperature:50 deg C
B.BELT FEEDER
1.Belt width:1000 mm
2.Length between pulley centre:7860 mm
3.Capacity:10 TPH
4.Belt Speed:Variable 0.3 to 1.0 M/minute. VVVF panel not in scope.
5.Travel direction:Both direction i.e. reversible type.
6.Type of Drive:Through Geared Motor with flexible output coupling
7.Motor Power:2.2 kW
8.Motor shall be suitable for:415Volt, 3 phase, 50Hz, 1400 RPM, with IP 55 protection.
9.Belt Specification:Polyster-Nylon / Nylon- Nylon, 1000mm wide 3 mm top & 1.5 mm bottom cover, 250/3, FR grade, with cleat 25 mm high at both side of carrying side. Endless vulcanised splice.
10.Belt Scraper:External & Internal belt scraper to be provided.
11.Enclosure:To be totally enclosed with side skirt & top cover.
12.Material of enclosure:Side skirt – Stainless steel, Top cover - M.S. sheet as per bidders standard specification
13Conveyor structure:Fabricated from M.S. Structure as per bidders standard specification
14Spacing of Carrying idler:600 mm except feed point where it will be 140 mm (min 5 idlers to be provided at feed point)
15No of feed point:One at tail end
16.Spacing of return idler :2 meter max
17.Chute at head end & tail end:May be quoted separately
18.Sizing of Idlers & Pulleys:As per bidder’s standard
19.Take up:Screw Take up
TECHNICAL SPECIFICATION OF ELECTRIC MOTOR
a.Totally enclosed fan cooled squirrel cage induction motor suitable for direct on line starting.
b.Motor rating - 50 HP (S1) RPM - 1440 (SYN) suitable for power supply - 415 Volts +/-10%,50 Hz +3% to - 5%, 3 Phase, AC supply, combined variation of +/- 10%.
c.Class of Insulation – F Temperature rise - Limited to class B
d.Mounting -Horizontal Foot mounted
e,Degree of Protection - IP55
f.Ambient Temperature - 50 Degree Centigrade.( If not available then 40 /45 Degree Centigrade.)
g.Pull out torque - 175 -200 %
h.Locked rotor torque - 180 - 220 %
i.Starting voltage requirement -shall be 80%
jStarting duty - minimum Two hot starts in succession. with motor initially at normal running temperature.
k.Space heater shall be provided, Separate terminal box for space heater & RTD shall be provided.
l.Noise level & vibration level shall be limited to within the specified limit of
international standard.
m.Motor body shall have two earthling points on opposite side. The spacing
between gland plate & center of terminal stud shall be adequate to terminate
the selected cable size.
Request for offer indicating quickest delivery. We would also require the motor characteristics curve for our reference. ■
Belt Feeder for Coal Samling System
We are in urgent need of the Vendors/Manufacturer of Belt Feeder for Coal Sampling System, located in Australia or any South East Asian Countries.
Specifications and other technical details are attached herewith.
Regards,
for TRF Ltd
Stota Dasgupta
SPECIFICATION OF REVERSIBLE BELT FEEDER
REQUIRED FOR COAL SAMPLING SYSTEM
A.MATERIAL
1.Material to Handle:Sample of ROM Coal
2.Bulk Density:0.8 T /cubic meter
3.Lump Size:(-) 250 mm. Some time which may vary to 350 mm in one direction.
4.Ambient temperature:50 deg C
B.BELT FEEDER
1.Belt width:1000 mm
2.Length between pulley centre:7860 mm
3.Capacity:10 TPH
4.Belt Speed:Variable 0.3 to 1.0 M/minute. VVVF panel not in scope.
5.Travel direction:Both direction i.e. reversible type.
6.Type of Drive:Through Geared Motor with flexible output coupling
7.Motor Power:2.2 kW
8.Motor shall be suitable for:415Volt, 3 phase, 50Hz, 1400 RPM, with IP 55 protection.
9.Belt Specification:Polyster-Nylon / Nylon- Nylon, 1000mm wide 3 mm top & 1.5 mm bottom cover, 250/3, FR grade, with cleat 25 mm high at both side of carrying side. Endless vulcanised splice.
10.Belt Scraper:External & Internal belt scraper to be provided.
11.Enclosure:To be totally enclosed with side skirt & top cover.
12.Material of enclosure:Side skirt – Stainless steel, Top cover - M.S. sheet as per bidders standard specification
13Conveyor structure:Fabricated from M.S. Structure as per bidders standard specification
14Spacing of Carrying idler:600 mm except feed point where it will be 140 mm (min 5 idlers to be provided at feed point)
15No of feed point:One at tail end
16.Spacing of return idler :2 meter max
17.Chute at head end & tail end:May be quoted separately
18.Sizing of Idlers & Pulleys:As per bidder’s standard
19.Take up:Screw Take up
TECHNICAL SPECIFICATION OF ELECTRIC MOTOR
a.Totally enclosed fan cooled squirrel cage induction motor suitable for direct on line starting.
b.Motor rating - 50 HP (S1) RPM - 1440 (SYN) suitable for power supply - 415 Volts +/-10%,50 Hz +3% to - 5%, 3 Phase, AC supply, combined variation of +/- 10%.
c.Class of Insulation – F Temperature rise - Limited to class B
d.Mounting -Horizontal Foot mounted
e,Degree of Protection - IP55
f.Ambient Temperature - 50 Degree Centigrade.( If not available then 40 /45 Degree Centigrade.)
g.Pull out torque - 175 -200 %
h.Locked rotor torque - 180 - 220 %
i.Starting voltage requirement -shall be 80%
jStarting duty - minimum Two hot starts in succession. with motor initially at normal running temperature.
k.Space heater shall be provided, Separate terminal box for space heater & RTD shall be provided.
l.Noise level & vibration level shall be limited to within the specified limit of
international standard.
m.Motor body shall have two earthling points on opposite side. The spacing
between gland plate & center of terminal stud shall be adequate to terminate
the selected cable size.
Request for offer indicating quickest delivery. We would also require the motor characteristics curve for our reference. ■