Samson 3711, Монтаж и эксплуатация

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EB 8547 EN 9
Design and principle of operation
3.1 Technical data
Type 3711
Operating pressure 0 to 7 bar
Differential pressure between supply and exhaust 55 % of control pressure
Permissible leakage at 6 bar ≤25 l
n
/h
Permissible ambient temperature range –40 to +80 °C
Closing hysteresis of check valve < 0.02 bar
Conformity
Weight
kg (approx.) 0.5 1)
Air quality according to ISO 8573-1
Maximum particle size and density Class 4
Oil content Class 3
Pressure dew point Class 3 or at least 10 K below the lowest ambient
temperature to be expected
Flow coefficients
K
VS
Exhaust 10.0
1)
K
VS
Supply (check valve)
1.3 (restriction screw closed)
1.9 (restriction screw open)
K
VS
Bypass (restriction screw) Max. 0.75
Materials
Body Aluminum with corrosion
protection and epoxy
powder coating
Stainless steel, 1.4409
Cover
Restriction, screw fitting, cotter pin Stainless steel
Check valve VMQ
Diaphragm VMQ
Diaphragm plate Aluminum with
corrosion protection
Stainless steel 1.4404
Seals VMQ
Accessories
Silencers Order number: 1402-1148
1)
Without silencer