SCHNEIDER座阀VG221F系列技术参数
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座阀VG221F系列介绍
二通压力平衡座阀,法兰,PN16
VG221F 65-150C 阀门主要用于供暖、制冷和空调应用。
VG221F 65-150C 阀门可用于以下类型的流体:
• 热水或脱气冷却水。
• 含有乙二醇型防冻剂的脱气水(最大 50%)
对于温度低于 0°C 的冷却介质,必须安装阀杆加热器,以防止阀杆因冻结而卡死。
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座阀VG221F系列技术尺寸
SCHNEIDER座阀VG221F系列选型
SCHNEIDER座阀VG221F系列其他常用型号:
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 VG221F/32/M800
SCHNEIDER Globe Valve NEW + ORIGINAL+ ONE YEAR WARRANTY
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SCHNEIDER座阀VG221F系列VG221F/32/M800技术参数及选型