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https://www.hvac.co.th กว่า 25 ปี แห่งความเชี่ยวชาญในระบบควบคุม HVAC — บจก.เอชแวค สแควร์ ตัวแทนจำหน่ายอุปกรณ์ BELIMO,REGIN, SIEMENS และ DWYER ที่วิศวกรเลือกใช้ Wed, 03 Dec 2025 05:11:03 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 https://www.hvac.co.th/wp-content/uploads/2017/07/ms-icon-310x310-120x120.png https://www.hvac.co.th 32 32 https://www.hvac.co.th/product/siemens-vpi46-combi-valves-picv-pn25-internally-threaded/ Fri, 22 Dec 2017 09:08:57 +0000 https://www.hvac.co.th/?post_type=product&p=43281 Siemens VPI46...Combi valves (PICV) PN25, internally threaded

systems  With integrated differential pressure controller  DN 10…DN32: Valve body made of dezincification resistant hot-pressed brass (DZR)  DN 40…DN 50: Housing made of spheroidal graphite iron  Volumetric flow 30... 11500 l/h,  Differential pressure range 15…600 kPa  Internally threaded Rp conforming to ISO 7-1  Externally threaded G conforming to ISO 228-1  Version with pressure test points for Δp measurement (optional)  Can be equipped with electro thermal or electromotive actuators  SSA.. (3-position or DC 0…10 V)  STA..3../STP..3.. (2-position or PDM)  STA63../STP63.. (DC 0…10 V)  SAY..1P03 (3-position or DC 0…10 V)]]> VPP46.._Datasheet_en

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