Shree Narayan Sales & Services

China Bazar, Kolkata, West Bengal

Shree Narayan Sales & Services is counted amongst the reliable Supplier of Electrical Switchgear from Kolkata, West Bengal. Our Electrical Switchgear is sourced from trusted vendors known for their precisely engineered and high quality components.

Shree Narayan Sales & Services is a reputed Supplier of Axial Flow Fans from Kolkata, West Bengal. These fans are used extensively for Industrial ventilation, Air Conditioning, Dust extraction and Fume extraction systems in Steel Plant, Fertilizer Plant, Tea Industry, Mining, Ship, Power Plants (Thermal and Nuclear) Chemical Plant etc. 

FeaturesAxial Flow Fans are available in wide range of combination from 12" to 75" diameter fitted with Motors from 0.37 kW to 110 kW in 2 Pole, 4 Pole, 6 versions. Motors are suitable for 415 volts ±10%, 50 Hz ±5%, 3 Phase Power Supply, as per IS:325/1996, which are in-house manufactured ensuring better fitment and proper matching. Fans are available in single phase version also. Axial Flow Fans are capable of handling upto 300000 m3/hr air delivery and static pressure upto 120 MM WG. Further pressure can bedeveloped with multiple staging of fans.

ConstructionFan Casing is made of heavy gauge MS Sheet (as per IS-1079/2062) having robust construction. It has flanges at both ends for easy fixing on ducts/walls.
Impeller is made of Die Cast aluminium (LM-6 of BS 1490/IS 617 Gr. 4600) having aerofoil design with adjustable pitch angles. The solidity (No. of wings) is varied in order to use the most efficient part of the fan characteristics.
Axial Flow Fans are tested in accordance with IS-3588-1991. Standard fans are finished with synthetic enamel paint.
Depending on application, fans can be supplied with casing made of stainless steel or zinc sprayed MS sheet. Epoxy / chlorinated rubber paint may also be provided.
Fans are available both in Wall Mounted and Duct Mounted configuration. Fan selection chart (full solidity in 12" to 60", Full/half solidity in 75") and general arrangement dimensions are given in Table -1 & 2 respectively. Following special application fans are also offered depending on application and end use.

Bifurcated FansMARATHON Electric Bifurcated Fans are available from sizes 19" to 75". These fans are used to handle hazardous air, where motors are kept outside the air stream.

Flame Proof FansMARATHON Electric Flame Proof Axial Fans are available from sizes 15" to 75" and are used extensively in Fire Hazard Areas.

Roof Extractor UnitMARATHON Electric Roof Extractor Units are available from sizes 19" to 60", fitted with Hood and Bottom Plate. These units are used on the roof to extract and exhaust contaminated air.

Belt Driven FanMARATHON Electric Belt Driven Fans are available from sizes 19" to 75". Fans are driven by belt and pulley arrangement. The motor is located outside the air stream.

AccessoriesFollowing (optional) accessories are also available.

• Louvre Shutter

• Wall Cowl and Bird Screen

• Filter / Filter Frame with adapter cone

• Dampers

Shree Narayan Sales & Services has gained prominence as the Supplier of LT Panel from Kolkata, West Bengal. The LT Panel offered by us is designed to meet the client’s requirement of operating different industrial applications.

Shree Narayan Sales & Services is a reputed Supplier of wide range of Man Cooler.

Details :

• Ruggedly built with heavy duty motor.

• Wide industrial application.

• Also ideal for cooling brick kilns, cooling bottles in glass works, external cooling of annealing furnaces, cooling industrial electrical apparatus etc.

• Minimum maintenance.

• Available in three categories : Pedestal, Bracket & Tubular.

• Cast aluminium high grade alloy aerofoil impeller.

• Also available with flame proof motors.

Shree Narayan Sales & Services is a reputed Supplier of wide range of Relay.

Different kinds of relays are available like :

• Over Current & Earth fault Protection
• Motor Protection Relays
• Generator Protection Relays
• Transformer Protection Relays
• Distance Protection Relays
•  Busbar Protection Relays
• Voltage & Frequency protection Ralays
•  Auxiliary Relays
• High Speed Tripping Relays, etc.

Details

• Forms a transparent, protective coating

• Protects PCBs from humidity and corrosion

• Protects PCBs from fungus, corrosive vapors and pollution

• Protects PCBs from fungus, corrosive vapors and pollution

• Protects PCBs from tracking, dirt and dust

• Permits soldering or de-soldering directly through the coating

• Contains no CFC

Application

• Electrical : For Protection of PCB assemblies, wires, cables, battery terminals, terminal strips, switch boxes, marine radio components, telecom equipment etc.

• Mechanica : For protection of corrosion prone metallic surfaces exposed to adverse environmental conditions.

Technical Data

• Specific Gravity : 1.1

• Temp. Resistance : 70°C to 120°C

• Drying Time : Air Drying

• Dielectric Strength : 20.4 kv

Details

• Removes oils and grease from electrical and mechanical equipment

• Also removes wax, dirt, moisture and other heavy soiling

• Evaporates and leaves surface clean and dry without any residues

• Penetrates into inaccessible areas and cracks, removing contamination & Moisture

• Improves the performance and prolongs the lifetime of the equipment

• Contains no CFC

Application

• Electrical : Degreasing and cleaning of electrical equipment such as motors, generators, circuit breakers, air conditioners and compressors etc.

• Mechanical : Degreasing and cleaning of mechanical equipment such as chains, wire ropes, mechanical brakes and clutches etc.

Technical Data

• Flash Point : None

• Dielectric Strength : 28 kv

• Dielectric Constant : 7.2 at 103 Hz

• Resistivity : 14.5×109 Ohm-cm

• Specific Gravity : 1.6