Danfoss STC15-20/STC25-32/STC40-50 stop valve for ammonia refrigeration

Danfoss STC15-20/STC25-32/STC40-50 stop valve for ammonia refrigeration introduction

STC are angleway and straightway shut-off valves which are designed to meet industrial refrigeration application requirements.The valves are designed to give favourable flow characteristics and are easy to dismantle and repair when necessary.

Danfoss STC15-20/STC25-32/STC40-50 stop valve for ammonia refrigeration features

Applicable to all common refrigerants including R717 and non corrosive gases/liquids dependent on sealing material compatibility

• Available with:

– Heavy duty industrial handwheel for frequent operation

– Vented cap for infrequent operation

• Available in angle and straight versions with standard bonnet for installation in normal insulated systems

• The valves and caps are prepared for sealing, to prevent operation by unauthorized persons

• Internal metal backseating

– DN 15 - 150 (½ - 6 in.)

• Can accept flow in both directions

• Max. working pressure: 25 bar g (365 psi g)

• Temperature range: –50/+150 o C (–58/+302 o F)

• Design specification according to DIN 3158