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該系列3PBV塑料自動球閥適用于工業、化工、草坪和灌溉、游泳池和水療中心的應用,也適用于飲用水。 該閥門采用高效自動化的3座結構,強化TFE閥座和EPDM密封,使用壽命更長,采用全PVC結構,重量輕,經久耐用。 閥門也符合標準配置,可以現場選擇NPT或承插式工藝連接。
3PBV是一個經濟的自動閥門封裝與電動或氣動執行機構。電動驅動的型號是耐風雨的,NEMA 4,由標準115vac電源供電,可用于雙位置或比例控制。雙位置執行機構使用115 VAC輸入來驅動每個閥門端口的開啟或關閉,而調節執行機構接受4到20ma輸入來實現閥門的無限定位。執行機構的特點包括熱過載保護,以承受失速條件,視覺位置指示和永久潤滑的齒輪。
氣動雙作用致動器使用空氣供應驅動每個致動器端口。彈簧復位氣動執行機構利用供氣將閥桿向一個方向驅動,內部加載彈簧將閥門復位到原來的位置。還有SV3電磁閥,用于在空氣供應端口之間電動切換供應壓力。執行機構采用陽極氧化鋁制成,并涂有環氧樹脂,使用壽命長。
EXAMPLE
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3PBV
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DA1 | 02 | L1 | SV |
Series 3PBVPDA102-L1-SV 1/2" PVC Automated Ball Valve, direct acting rack & pinion actuator, size 32, L-port configuration 1, with 120 VAC solenoid valve.
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SERIES
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3PBV
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Automated Ball Valve
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PLASTIC MATERIAL
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PVC
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ACTUATOR |
DA1 DA2 SR2 SR3 U11 U12 U21 U22 U31 U32 U41 U42 U51 U52 V12 V22 V32 V42 V52 |
Direct Acting Rack & Pinion Actuator Size 32 Direct Acting Rack & Pinion Actuator Size 52 Spring Return Rack & Pinion Actuator Size 52 Spring Return Rack & Pinion Actuator Size 63 Electric Two Position 120 VAC Size 100 Electric Two Position 120 VAC Size 200 Electric Two Position 220 VAC Size 100 Electric Two Position 220 VAC Size 200 Electric Two Position 24 VAC Size 100 Electric Two Position 24 VAC Size 200 Electric Two Position 24 VDC Size 100 Electric Two Position 24 VDC Size 200 Electric Two Position 12 VDC Size 100 Electric Two Position 12 VDC Size 200 Electric Modulating 120 VAC Size 200 Electric Modulating 220 VAC Size 200 Electric Modulating 24 VAC Size 200 Electric Modulating 24 VDC Size 200 Electric Modulating 12 VDC Size 200 |
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CONNECTION SIZE |
02 03 04 05 06 07 |
1/2" 3/4" 1" 1-1/4" 1-1/2" 2" |
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PORT CONFIGURATION |
L1 L2 L3 T1 T2 T3 T4 |
L-Port Configuration 1 L-Port Configuration 2 L-Port Configuration 3 T-Port Configuration 1 T-Port Configuration 2 T-Port Configuration 3 T-Port Configuration 4 |
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OPTIONS |
EX FO SV SV-A SV-B SV-C SV-D 2S |
Explosion-proof Electric Actuator Fail Open Solenoid Valve, 120 VAC Solenoid Valve, 12 VDC Solenoid Valve, 24 VDC Solenoid Valve, 240 VAC Solenoid Valve, 24 VAC Two Internal Auxiliary Limit Switches |