Siemens VPI46 Combi 50mm 0.39 to 3.19 L/s

• With integrated differential pressure controller
• DN 20…DN32: Valve body made of dezincification resistant hot-pressed brass (DZR)
• DN 40…DN 50: Housing made of spheroidal graphite iron
• Volumetric flow 30... 4000 l/h,
• Differential pressure range 15…400 kPa
• Internally threaded Rp conforming to ISO 7-1
• Externally threaded G conforming to ISO 228-1
• Version with pressure test points for ǻp 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-point or DC 0…10 V) 

Use

• In ventilation and air conditioning plants for control on the water side and automatic hydraulic balancing of terminal units, such as fan coils, induction units, and in heat exchangers for heating or cooling
• In heating zones like self-contained heating systems, apartments, individual rooms, etc.
• For closed circuits