Chemistry  > Electrical Heating and Cooling Units  > Page 7
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LAMINAR AIR FLOW CABINETS (Horizontal) 6875
Laminar flow principle involves double filtration of air through coarse pre-filters (up to 5 microns) and Heat filter (down to 0.3 microns) for filtration of biological and particulate contaminants. A constant uni-directional air flow is drawn from atmosphere and passed through pre and heat filters on the work surface. Fabricated out of reinforced ply board which is clab in from out side in laminated sheet and inner exposed areas are finished in epoxy paint. Table top covered with non-glaring laminated sheet or stainless steel sheet (optional). Side panels are fixed and are made out of transparent acrylic sheet. The front door is folding type and made of thick acrylic sheet. (Optional) Stand is built in type or detachable. Blower unit has AU or equivalent motor and is dynamically balanced with minimal sound & vibration level. Fluorescent lighting is also provided. A suitable UV tube is provided for sterilization. An acrylic block type manometer to measure static pressure in the chamber has been installed. Two way gas tap for gas line has also been provided. Working chamber sizes in mm.
a) 600x600x600 mm)
b) 900x600x600 mm)
c) 1200x600x600 mm)
d) 1800x600x600 mm)
OPTIONALS : (Extra Cost)
i) Stainless steel table top.
ii) Folding front door made of acrylic sheet.

LAMINAR AIR FLOW CABINETS (Vertical) 6876
As above but Vertical Module

PLANT GROWTH CHAMBER 6878
Useful to conduct experiments on plant growth in controlled environmental conditions. Double wall construction, inner made of anodized aluminium or stainless steel sheet and outer made of thick mild steel sheet duly finished in stoving enamel paint. the gap is filled with glass wool for insulation of temperature. In addition to a double walled door a full view clear acrylic door is provided for observation in chamber without opening it to avoid disturbance to the inner conditions. Instead a double glass window can be provided in the main door. Adjustable perforated shelves of stainless steel are provided. Temperature range 5ºC to 50ºC ±1ºC is controlled and indicated by a dual electronic digital temperature controller-cum-indicator. Humidity control from 55% to 95% ±2%RH is attained by a humidistant and created in a stainless steel water reservoir set below the chamber and heated by immersion heater. A 0-24 hour timer is also provided. The control panel is provided with indicator lamps, controls etc. Equipment to work on 220Volts, AC 50Hz, single phase. Supplied with cord & plug. Arrangement for fluorescent illumination and daylight has also been provided. The control panel is provided with indicator with indicator lamps, controls etc. Equipment to work on 220Volts, 50Hz, AC single phase. Supplied with cord & plug. arrangement for fluorescent illumination and daylight has also been provided.
Chamber size x Capacity:
a) 570x875 x 550 mm. x 10 Cft.
b) 775 x900 x 775 mm. x 20 Cft.
c) 825 x1200x 825 mm. x 30 Cft.
d) 900x1720x800 mm. x 45 Cft.
OPTIONAL : (Extra cost) Automatic voltage stabilizer 3 KVA (must)

MORTUARY CHAMBER 6940
Designed to store cadaverous under cool conditions to prevent decomposition. Double walled construction, outer made out thick mild steel sheet duly finished in stoving enamel paint and inner made out of stainless steel sheet. the gap between the two is filled with glass wool for temperature insulation. Front opening covered with double walled door with magnetic gasket, lock & key and handle. Individual chambers are provided with independent locks with duplicate keys, Trays to carry dead bodies are provided with handles on both ends travel on rollers fitted on ball bearings for smooth movements. The refrigeration unit is fitted on the rear top. Temperature of -20ºC to 4ºC is maintained by hermetically seated compressor unit and is controlled by an automatic electronic digital temperature controller-cum-indicator. Panel is provided with indicators & controllers etc. Complete with cord & plug. The unit work on 220Volts, 50Hz AC single phase. Models :
a) Single Body
b) Two bodies
c) Three bodies
OPTIONALS: (Extra Cost)
i) Outer made of stainless steel sheet
ii) Automatic voltage stabilizer 3KVA

DESTRUCTOR INCINERATOR 6954
Developed as per standard guide lines provided by Central Pollution Control Board.
The Incinerator is a twin chamber unit, externally built with a strong M.S. casing which houses special refractory bricks. The inner lining of the chambers is gilded with high alumina refractory bricks. Additional insulation bricks with ceramic fibers are provided all around the refractory lining. The inner most lining is of siliminite grooved bricks.

Both the Primary and Secondary Chamber are installed with nickel chromium heating coils to maintain the required temperatures. Heating coils are located in completely closed grooved bricks and terminated in the terminal box at the rear. The charging door is in the front of the unit. The Primary and secondary chambers are one above the other and the flue gases after burning the waste, are drawn out from the side of the incinerator unit. Each of the chambers is provided with a pair of temperature sensors and connected to the control panel. Ash is collected in a tray from the rear bottom. The Incinerator System comprises of the following main equipments:

1. Main Incinerator Unit - As described above.

2. Electric Control Panel - The 3 phase power supply is connected to the main incomer of the control panel. As isolator switch is provided at the incomer. Separate feeder are provided for the heaters of the chamber and blowers. Push button ON/OFF switches and indication lamps are provided. The temperature indicating controllers of both the chambers are also provided in the control panel. Ammeter and Volt meter with selector switches are provides. The temperature indicating controllers are digital type to indicate the prevailing temperature in the chambers and also cut off the heaters when the preset temperature is attained.

3. Air Blower - The air blower ensures supply of adequate air for combustion of the waste materials. The blower is driven with directly coupled motor (3 phase 415 Volts 50 Hz.) A butterfly valve is also provided for operational control.

4. Exhaust Fan - The exhaust fan ensures necessary draught for drawing the flue gases from the system. The fan is driven through a belt and motor (3 phase 415 Volts 50 Hz.) A butterfly valve is also provided for operational control.

5. Cyclone Separator - Cyclone Separator is provided for gas cleaning. Cyclone Separator is fitted to the incinerator main unit after butterfly valve.

6. Chimney & Ductings - A chimney of up-to 30 Mtrs. height is provided to let out the flue gases in-to the atmosphere. The Chimney is fitted with a conical base bottom. A main hole at the bottom, sampling ports are provided to the chimney.

7. Water Filter

Erection & commissioning charges of various models are extra.
• Universally replaceable spares and components are readily available on demand.

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