FW 620

GAS TREATMENT EQUIPMENT

Filter preheater

FW 620

MAIN CHARACTERISTICS of
Filter preheater FW 620

The filter preheaters of FW 620 type combine heat exchangers with filtering cartridges and are designed to be used for heating and filtering natural gas. and other non-corrosive gases. The working principle consists of heat transfer from a hot fluid (heat transfer fluid) to the gas to be heatid and gas filtration.
Reference standard: EN 13445
CE certificate according to PED 97/23/EC

MODEL FW 620
TECHNICAL CHARACTERISTICS Body nominal diameter: DN 100 ÷ DN 500
Heat transfer fluid: warm water, overheated water, steam
Heat transfer fluid nominal pressure: 3 ÷ 6 bar
Pressure drop:
- on gas circuit: 90 ÷ 900 mbar
- on water circuit: 50 ÷ 100 mbar
Filtration rating:
- 160, 300 μm - stainless steel screen
- 3 ÷ 50 μm - textile
Thermal capacity:  2.600 ÷ 640.000 kcal/h
CONNECTION TYPE Equal flanges
Nominal pressure: PN 25 ÷ PN 100 bar
Nominal diameter: DN 25 ÷ DN 300
OPTIONAL ACCESSORIES Differential gauge
Inlet/outlet connection thermometer
Safety shut-off device
Automatic vent
Shell thermal insulation;
Water circuit safety shut-off device
OPERATING CONDITIONS Working temperature: -20 ÷ +120 ºC
Ambient temperature: -30 ÷ 80 ºC
Heat transfer fluid: 70 ÷ 80 ºC
WORKING MEDIUM Natural gas or other non-corrosive gases

MORE INFORMATION
Filter preheater FW 620

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