EFT 2257/5

Throttle check valves

Throttle check valves
additional picture 1
additional picture 2

Throttle check valves

SO Code: -
Art. no.: -

Technical details

G = BSP thread (parallel)
Flow control in one direction or shut-off with reflux in the opposite direction possible.
Flow linearity during opened-valve. Flow control by decimal scale on the handwheel. Unintentional operations are not possible due to the locking screw on the handwheel.
Metallic sealing.
Panel mounting on request.

Opening pressure: 0.35 bar
Working temperature: -20°C to +100°C
Filtration grade: 25µm
Safety factor pression: 1.5 times

On request:
FKM gaskets, NPT threads, cap nuts

Documents

  • Technical information flow diagrams EFT Download
Type (Cust.) Art. no. PN G H L1 CAD Legend
Type EFT-2257/5-G 1.4 Art. no. 1025358 PN 400 G 1/4 H 71.0 L1 66.0 CAD -
pcs
Type EFT-2257/5-G 3.8 Art. no. 1025357 PN 400 G 3/8 H 84.0 L1 79.0 CAD -
pcs
Type EFT-2257/5-G 1.2 Art. no. 1025356 PN 400 G 1/2 H 97.0 L1 94.5 CAD -
pcs
Flow control in one direction or shut-off with reflux in the opposite direction possible.
Flow linearity during opened-valve. Flow control by decimal scale on the handwheel. Unintentional operations are not possible due to the locking screw on the handwheel.
Metallic sealing.
Panel mounting on request.

Opening pressure: 0.35 bar
Working temperature: -20°C to +100°C
Filtration grade: 25µm
Safety factor pression: 1.5 times

On request:
FKM gaskets, NPT threads, cap nuts

Documents

  • Technical information flow diagrams EFT Download
  • Data sheet Language: de
  • Data sheet Language: en