TR   EN
Industrial
Hygienic
Instrumentation

 

Hygienic / Alfa Laval / Sanitary Valves and Automation Items / Features of Hygienic Butterfly, Sampling and Check Valves / LKB / LKB-2 / LKB-F BUTTERFLY VALVES PRODUCT DESCRIPTION

LKB / LKB-2 / LKB-F BUTTERFLY VALVES PRODUCT DESCRIPTION 




TECHNICAL DATA 

Valve
Max. Fluid Pressure .................................................. : 1000 kPa (10 bar)
Min. Fluid Pressure ................................................... : Full vacuum
Temperature range ................................................... : From -10°C to +95°C

Actuator
Max. Air Pressure ..................................................... : 700 kPa( 7 bar)
Min. Air Pressure, NK and NA .................................. : 400 kPa (4 bar)
Temperature range ................................................... : From - 25°C to +95°C
Air Consumption (liter-pure air)-Ø85mm .................. : 0.24 x p bar
Air Consumption (liter-pure air)-Ø133mm ................ : 0.95 x p bar
Weight-Ø85mm ........................................................ : 3 kg
Weight-Ø133mm ...................................................... : 12 kg


MATERIALS

Valve
Steel parts coming into contact with fluid ................ : AISI 304 or AISI 316L
Surface roughness .................................................. : Lustrous
Other steel parts....................................................... : AISI 304
Rubber material ....................................................... : Silicone (Q) EPDM, FPM Valve disc bearings .................................................. : PVDF
Surface roughness ................................................... : Lustrous

Actuator
Actuator body ........................................................... : Stainless steel AISI 304
Piston ....................................................................... : Light alloy or bronze
                                                                                     Ø85 mm Air/Air Type
Sealing parts ............................................................ : Nitrile (NBR)
Switch port ............................................................... : Noryl (PPO)

EQUIPMENT 
                                                                               
A)  Male ring-joint gasket compliant with desired standard
B)  Think Top to show the valve position and control pressurized air
C)  Micro-switch indication unit
D)  Inductive proximity switch indication unit
E)  Hall proximity switch indication unit
F)  Ex-proof indication unit with inductive proximity switch
G)  Hand remote control with two intermediate positions (NW 125 and NW 150
      valves standard)
H)  Hand remote control for different intermediate positions (excluding NW 125
      and NW 150 valves)  Bracket for actuator (also for global valves)
I)   Hand remote control for electrical position indication
J)  Special head for 90° rotating hand remote control




ORDERING

Valve
• Valve type, LKB, LKB2 or LKB-F
• Valve size
• Connections, if non-welded
• Materials, AISI 304 or AISI 316L
• Rubber material, EPDM Silicone (Q) or viton (FPM)
• Optional hand remote control type

Actuator
Please indicate the following specifications when ordering with actuator.
• Type, LKLA or LKLA-T
• Dimension Ø85 mm or Ø133mm
• Function, NK, NA or Air/Air
• Other options

Warning!
Alfa Laval valve body, brackets, actuator and handle are sold individually.