Festo 577271


$387.84 2 pcs. with 1 to 3 days delivery to United States


Pneumatic connection Width Weight Mounting Position Operating Pressure Actuation Type
G1/4 32 mm 450g optional 3 bar ... 8 bar Electric
Type of actuation Electric
Material screws High-alloy stainless steel
Material seals NBR
Pneumatic connection, port 5 G1/4
Pneumatic connection, port 3 G1/4
Pneumatic connection, port 1 G1/4
Type of mounting With through-hole
Ambient temperature -20 °C ... 60 °C
Corrosion resistance class CRC 2 - Moderate corrosion stress
Operating medium Compressed air to ISO 8573-1:2010 [7:4:4]
Characteristic coil data See solenoid coil, to be ordered separately
Switching time reversal 55 ms
Switching time off 103 ms
b value 0,4
lap Positive overlap
Flow direction Non-reversible
Type of piloting Pilot actuated
Conforms to standard VDI/VDE 3845 (NAMUR)
Sealing principle Soft
Certificate issuing authority DNVGL-TAA000011J
Design Piston gate valve
Operating voltage Via solenoid coil, must be ordered separately
Standard nominal flow rate 1.050 l/min
Valve function 5/3 exhausted
Material housing Wrought aluminium alloy
Note on materials RoHS-compliant
Pneumatic connection, port 4 NAMUR port pattern
Pneumatic connection, port 2 NAMUR port pattern
Breather connection Not ducted
Product weight 450 g
Media temperature -20 °C ... 60 °C
Note on operating and pilot medium Lubricated operation possible (in which case lubricated operation will always be required)
Explosion protection Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX)
Duty cycle 100%
Switching time on 23 ms
C value 4,4 l/sbar
Signal status display With accessories
Symbol 991,082
Pilot air supply Internal
Manual override Detenting Non-detenting
Mounting position optional
Exhaust-air function With flow control option
Type of reset Mechanical spring
Operating pressure 3 bar ... 8 bar
pneumatic working port NAMUR port pattern
Construction width 32 mm
Stock 2 pcs.
Part number 577271
Manufacturer Festo
Quantity Unit Price
1+ $387.84
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