VCHN3 / 4, RéduitSilencieux 5.0 MPa

VCHN3 / 4, RéduitSilencieux 5.0 MPa
Silencer made by SMC.
[Features]
· Noise reduction effect of 35 dB (A)
· Reduced clogging by 1/10 (in-house comparison).
· Relief valve built-in standard
· Enhanced maintainability
· 30 to 40% freezing reduction effect (option)

(i)Remarque

  • Les images de produits peuvent être des images représentatives. Reportez-vous au catalogue pour plus de détails.

Référence pièce

Vous pouvez trouver ici le numéro
de référence lié au produit recherché.

VCHN Series 5.0 MPa Silencer Specifications

VCHN Series 5.0 MPa Silencer Features and Internal Diagram

VCHN Series 5.0 MPa Silencer Features and Internal Diagram

VCHN Series 5.0 MPa Silencer external appearance

VCHN Series 5.0 MPa Silencer external appearance

Symbol

Symbol

Specifications

Model VCHN3 VCHNF3 VCHN4 VCHNF4
Fluid Air
Maximum Operating Pressure (MPa) 5.0 (solenoid valve inlet pressure)
Relief valve unlocking pressure (MPa) 1.8
Connection port size R 3/4 R1 R 3/4 R1 R1 R1 1/4 R1 1/2 R1 R1 1/4 R1 1/2
Effective area (mm2) 200 280 160 180 280 370 370 180 320 320
Sound absorbing material effective area (single) (mm2) 420 500
Fluid temperature (°C) 5 to 80
Ambient temperature (°C) 5 to 80
Noise reduction dB(A) 35 (supply pressure 4.0 MPa, back pressure 2.0 MPa)

Structure / Dimensions

VCHN3 / 4-06 to 14 Dimensions / Diagram

VCHN3 / 4-06 to 14 Dimensions / Diagram

Freezing Reduction Type/Option

VCHNF3 / 4-06 to 14 Dimensions / Diagram

VCHNF3 / 4-06 to 14 Dimensions / Diagram

 

(Unit: mm)

 

Model Port size (R) A B C D Weight g
VCHN3-06 3/4 200 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 590
VCHNF3-06 3/4 200 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 710
VCHN3-10 1 200 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 605
VCHNF3-10 1 200 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 725
VCHN4-10 1 230 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 665
VCHNF4-10 1 230 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 41 810
VCHN4-12 1 1/4 240 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 54 765
VCHNF4-12 1 1/4 240 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 54 910
VCHN4-14 1 1/2 240 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 54 790
VCHNF4-14 1 1/2 240 ø72 (diameter 72 mm) ø74 (diameter 74 mm) 54 935

Precautions

Design

  • *The exhaust port can clog due to a clogged or frozen silencer. Consider design safety to avoid malfunctions of the entire system. Also, under conditions conducive to freezing, use a freeze-reduction model (VCHNF Series).
  • *A silencer reduces compressed air exhaust noise from the pneumatic equipment. Noise other than that generated by the exhaust assembly (noise generated inside piping, due to equipment vibration, solenoid valve switching, etc.) cannot be reduced. For noise generated by sources other than the exhaust, locate the cause and take measures.
  • *Silencer inlet side pressure shows the solenoid valve supply pressure (P1). (See figure at right)
  • *The noise reduction may vary depending on factors such as the pneumatic circuit from which pressure is exhausted from the solenoid value, and the pressure itself.
Silencer and valve supply pressure diagram

Silencer and valve supply pressure diagram

Selection

*Select a silencer with a larger effective area (including the synthetic effective area) than the solenoid valve.

Mounting

  • *Tighten the silencer, using an appropriate wrench on the width across flats, within the range of the recommended tightening torque. Do not use a pipe wrench, which may damage the silencer.

Recommended tightening torque

  • Port size 3/4: torque 28 to 30 N·m
  • Port size 1: torque 36 to 38 N·m
  • Port size 1 1/4: torque 40 to 42 N·m
  • Port size 1 1/2: torque 48 to 50 N·m
  • *Do not apply a lateral load on the main body during or after mounting.
  • *If the silencer has loosened due to vibrations from the mounted equipment, mount the silencer after applying an anti-loosening agent to the thread.

Maintenance

  • *If the exhaust speed begins to slow from clogging and system functionality begins to degrade, replace with a new silencer or sound absorbing material.
  • *Also, be sure to confirm the actuator's operation status once per day.

How to Replace the Sound Absorbing Material

How to replace the sound absorbing material

How to replace the sound absorbing material

When replacing the sound absorbing material, follow the instructions in the figure on the left.

  • Hex bolt: Tighten the bolt with a torque of 20 to 25 N·m after applying an anti-loosening agent.
  • The anti-loosening agent can be reused.

Other precautions

  • *See the manufacturer's catalog for information other than the above.
  • *Pictures are of representative models.
Référence pièce
VCHN3-06
VCHN3-10
VCHN4-10
VCHN4-14
VCHNF3-06
VCHNF3-10
VCHNF4-10
VCHNF4-12
VCHNF4-14
Référence pièce
Prix unitaire standard
Quantité minimale de commandeRemise sur volume
Jour
d'expédition standard
?
Section effective
(mm2)
Section effective [classification]
(mm2)
Filetage de montage nominal Taille de corps Option

121.47 €

1 7 jours 200Jusqu'à 200[3/4] 3/43Aucun

121.47 €

1 4 jours 280Jusqu'à 300[1] 13Aucun

144.32 €

1 68 jours 280Jusqu'à 300[1] 14Aucun

144.32 €

1 4 jours 370Jusqu'à 400[1 1/2] 1 1/24Aucun

142.50 €

1 12 jours 160Jusqu'à 200[3/4] 3/43Avec réduction du gel

142.50 €

1 26 jours 180Jusqu'à 200[1] 13Avec réduction du gel

165.35 €

1 26 jours 180Jusqu'à 200[1] 14Avec réduction du gel

165.35 €

1 4 jours 320Jusqu'à 400[1 1/4] 1 1/44Avec réduction du gel

165.35 €

1 4 jours 320Jusqu'à 400[1 1/2] 1 1/24Avec réduction du gel

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Informations de base

Type Standard Matériau du corps principal Aluminium moulé sous pression Type à port de connexion de tuyau Embase 4B(100A)JIS 10K FF
Couvercle Disponible Effet insonorisant(dB) 35 Applicable Fluids Air
Modèle compatible avec le support Aucun

Assistance technique