FESTO solenoid valve NVF3-MOH-5/2-K-1/4-EX

FESTO  solenoid valve 
FESTO    535987  NVF3-MOH-5/2-K-1/4-EX    
Brand: FESTO
Delivery date: stock
WS (YL) 


FESTO    535987  NVF3-MOH-5/2-K-1/4-EX  
Valve function : Two-position five-way or two-position three-way, monostable
Drive mode : Electric control
width : 53 mm
Standard nominal flow : 900 l/min
Working air port : base
working voltage : Through solenoid coil, order separately
working pressure : 0.2 MPa ... 1 MPa
working pressure : 2 bar ... 10 bar
Structural features : Lifting seat
Reset type : Spring return
CE certification (see declaration of conformity)
Comply with the EU Explosion-proof Directive (ATEX)
Explosion-proof certification outside EU
EPL Db (GB)
EPL Gb (GB)
CE marking (see declaration of conformity)
According to UK EX directive
ATEX gas category
II 2G
ATEX Dust Category
II 2D
Gas explosion-proof flame-retardant type
Ex h IIC T6 Gb
Dust-proof, explosion-proof and flame-retardant type
Ex h IIIC T70°C Db
Explosion-proof ambient temperature : -5°C <= Ta <= +40°C
Nominal diameter : 7 mm
Exhaust function
With throttling option
Sealing principle
Soft seal
Installation position
Optional
Compliance with standards
VDI/VDE 3845 (NAMUR)
Manual control device
Locked
Button type
Pilot type
Pilot drive
flow to
Irreversible
Symbol
00991831
Lapping
overlap
B value
zero point three three
C value
4.2 l/sbar
Closing time
100 ms
Open time
50 ms
explosion-proof
Zone 1 (ATEX)
Zone 1 (UKEX)
Zone 2 (ATEX)
Zone 21 (ATEX)
Zone 21 (UKEX)
Zone 22 (ATEX)
Working medium
Compressed air, according to ISO 8573-1:2010 [7:4:4]
Description of working and pilot media
It can work with lubricating medium (after that, it must always work with lubricating medium)
Corrosion resistance grade CRC
1 - Low corrosion resistance
Paint Wetted Defect Substance (PWIS) Compliance
VDMA24364-B1/B2-L
Medium temperature
-5 °C ... 40 °C
ambient temperature
-5 °C ... 40 °C
Product weight
280 g
Installation method
On the gas circuit board
Ventilation interface
inside
Pilot exhaust port 84
M5
Air port, air port 1
G1/4
Air port, air port 2
NAMUR port mode
Air port, air port 3
G1/4
Air port, air port 4
NAMUR port mode
Air port, air port 5
G1/4
Seal material
NBR
Housing material
Die-casting aluminum