sistemi-di-refrigerazione-tradizionali

SERIES 42000

CHANGEOVER- REFRIGERANT FLUIDS HCFC-HFC-HFO-HC

SERIES 42000 CHANGEOVER-  REFRIGERANT FLUIDS HCFC-HFC-HFO-HC

Category: TRADITIONAL REFRIGERATION SYSTEMS

Notes:

  • SAFE: the safety valve can be safely replaced in the system
  • RELIABLE: simultaneous use of a valve and exclusion of the other
  • Drop in pressure perfectly compatible with the operation of the safety device during the relieving of both
    saturated and overheated steam.
  • FULL SEALING CAPACITY No leaks thanks to double sealing O-ring on body’s junction

YELLOW BRASS BODY
CONTROL STEM MADE OF STAINLESS STEEL AISI 303 WITH DOUBLE NEOPRENE OR OLAB CETIFICATED
CAP PROTECTING THE AVP STEEL LEVER, WITH GALVANIZED PROTECTIVE COATING
DESIGNED FOR PROFESSIONAL REFRIGERATION SYSTEMS
PS : 80 BAR
TS : -35°C +105°C

SAFE: the safety valve can be safely replaced in the system
RELIABLE: simultaneous use of a valve and exclusion of the other
control stem made of stainless steel aisi 303 with double neoprene or olab cetificated
Drop in pressure perfectly compatible with the operation of the safety device during the relieving of both saturated and overheated steam
NO LEAKS THANKS TO DOUBLE SEALING O-RING on body’s junction: FULL SEALING CAPACITY

The changeover of the 42000 series are used as service taps for a pair of safety valves and allow you to keep one valve connected to the system by isolating the other. In this way, the user can perform maintenance on the isolated valve for periodic verification or replacement, keeping at least one valve always operational for the safety of the system.

The main components of the changeover valves in the 42000 series are:

  • Body made of hot-forged brass to EN12165-CW617N
  • AISI 303 stainless steel control lever 
  • Sealing gaskets made of HNBR and Neoprene
  • Cap protecting the AVP steel lever, with galvanized protective coating, complete with sealing gasket
  • Austenitic stainless steel for the screws securing the two parts of the body of the faucet
  • Threaded revolving ports for connecting the safety valves to the AVP steel spare changeover faucet, with galvanized protective coating

models
42200
42200
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42200
42200