SCHNEIDER座閥VG221F系列技術(shù)參數(shù)
SPECIFICATIONS | |
Design | two-way pressure balanced plug valve |
Valve closed position | stem up closed |
Pressure class | PN 16 |
Flow characteristics | EQ% |
Rangeability Kv/Kvmin. | >50 |
Stroke | |
DN 65 | 25 mm |
DN 80 – DN 150 | 45 mm |
Leakage | <0.03% of Kv |
?Pm | 200 kPa (29 psi), water |
Max. temperature of medium | 150 °C |
Min. temperature of medium | -10 °C |
Connection | Flange according ISO 7005-2 |
Materials | |
Body | Grey cast iron (EN JL1040) |
Stem | Stainless steel (AISI 303) |
Plug | Bronze (CB491K UNI EN 1982) |
Seat | Grey cast iron (EN JL1040) |
Packing box | FKM (Viton) |
SCHNEIDER座閥VG221F系列介紹
二通壓力平衡座閥,法蘭,PN16
VG221F 65-150C 閥門主要用于供暖、制冷和空調(diào)應(yīng)用。
VG221F 65-150C 閥門可用于以下類型的流體:
? 熱水或脫氣冷卻水。
? 含有乙二醇型防凍劑的脫氣水(最大 50%)
對于溫度低于 0°C 的冷卻介質(zhì),必須安裝閥桿加熱器,以防止閥桿因凍結(jié)而卡死。
Two-way Pressure Balanced Globe Valve, Flanged, PN16
The VG221F 65-150C valve is primarily intended to be used in heating, cooling and air conditioning applications.
The VG221F 65-150C valve can be used with the following types of fluids:
? hot water, or deaerated cooling water.
? deaerated water with glycol-type antifreeze agent (max.50%)
With cooling medias at temperatures below 0°C a stem heater must be fitted, to protect from stem seizure due to freezing.
SCHNEIDER座閥VG221F系列技術(shù)尺寸
SCHNEIDER座閥VG221F系列選型
SCHNEIDER座閥VG221F系列其他常用型號:
SCHNEIDER VG221F-65C 63M SU00
SCHNEIDER VG221F-80C 100M SU00
SCHNEIDER VG221F-100C 130M SU00
SCHNEIDER VG221F-125C 200M SU00
SCHNEIDER VG221F-150C 300M SU00
SCHNEIDER VG221F/25/M800
SCHNEIDER Globe Valve NEW + ORIGINAL+ ONE YEAR WARRANTY
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SCHNEIDER座閥VG221F系列VG221F/25/M800技術(shù)參數(shù)及選型