Festo LFR-3/4-D-MAXI-KG Filter Regulator | High-Quality Air Preparation

Selling Points

1The LFR-3/4-D-MAXI-KG features a 40 µm filter porosity, ensuring high-quality compressed air with minimal contaminants.
2This filter regulator can be mounted vertically with a ±5° angle adjustment, providing flexibility in installation.
3Equipped with a fully automatic condensate drain, the LFR-3/4-D-MAXI-KG minimizes downtime and maintenance needs.
4Built with a die-cast zinc housing and a PC material bowl guard, this filter regulator offers robust corrosion resistance and durability.
5The LFR-3/4-D-MAXI-KG provides a pressure regulation range of 2.5 to 12 bar, ensuring precise control over operating pressures.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Size	Maxi	Series	D
Actuator lock	Rotary knob with detent	Mounting position	Vertical +/- 5°
Grade of filtration	40μm	Condensate drain	Manually rotating
Structural design	Branching module Pressure switch Shut off valve Filter regulator with pressure gauge Safety start-up valve	Max. condensate volume	80ml
Bowl guard	Metal bowl guard	Symbol	00991759
Pressure gauge	with pressure gauge	Operating pressure	43.5psi 232psi
Pressure regulation range MPa	0.25MPa 1.2MPa	Pressure regulation range	2.5bar 12bar
Pressure regulation range psi	36.25psi 174psi	Max. pressure hysteresis	3.625psi
Standard nominal flow rate	4900l/min	Operating medium	Compressed air as per ISO 8573-1:2010 [-:-:-] Inert gas
Corrosion resistance class (CRC)	2 - Moderate corrosion stress	LABS (PWIS) conformity	VDMA24364-B1/B2-L
Air quality class at the output	Compressed air as per ISO 8573-1:2010 [7:8:4] Inert gas	Temperature of medium	-10°C 60°C
Ambient temperature	-10°C 60°C	Product weight	5200g
Type of mounting	Optionally: Line installation With accessories	Pneumatic connection 1	G3/4
Pneumatic connection 2	G3/4	Housing material	Die-cast zinc
Material of bowl	PC	Manufacturer ID	185789

Specifications may be subject to change without notice