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Solenoid Valve 21WN5-9MR

Valve CategoryManufacturerPhotograph
Solenoid Valves  Granzow  
Solenoid Valve 21WN5-9MR
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Anti - Water Hammer High Flow Solenoid valve 2/2 way N.C. With pilot control - manual operation and closing velocity control

S.V. with pilot control for interception of fluids compatible with the construction materials.
A minimum operational pressure of 0,2 bar is required.
The materials used and the tests carried out ensure maximum reliability and duration.

USE:

  • Automation
  • Heating

COILS:

  • 8W - Ø 13
  • BDA - BDS - BSA 155°C (class F)
  • BDF - BDV 180°C (class H)

PIPES:

  • G 3/4 - G 2

MOULDING AND BOBBIN ARE MADE BY 100% VIRGIN MATERIAL.

Max. allowable pressure (PS)

  • G 3/4 - G 1 25 bar
  • G 1 1/4 - G 2 16 bar

Ambient temperature:

  • with coil class F   - 10°C + 60°C
  • with coil class H   - 10°C + 80°C

Gaskets Temperature Medium
B = NBR (nitrile rubber) -10°C +90°C Air, Inert gas, Water
E = EPDM (ethylene-propylene) -10°C +140°C Water, Low Pressure Steam
V = FKM (fluoroelastomer) -10°C +140°C Mineral oils (2°E), Gasoline, Gas Oil

Pipe ISO 228/1 Code Max viscosity Ø

mm
Kv Power Pressure Request Quote

min

M.O.P.D.

cSt

°E

l/mn

(watt) bar AC bar DC bar
G 3/4 21W3KB190-MR 12  ~2 19 140 8 0.2 16 16 Request Quote
G 1 21W4KB250-MR 25 190 Request Quote
G 1-1/4 21W5KB350-MR 35 400 10 10 Request Quote
G 1-1/2 21W6KB400-MR 40 520 Request Quote
G 2 21W7KB500-MR 50 750 Request Quote
For seals other than NBR, replace the letter "B" with the ones corresponding to the other seals, E.I. 21W3E190-MR.