Description

The VG1000 series ball valves are used for the water control of air treatment systems in ventilation and air conditioning units as well as heating system. They are operated by direct or remote mounted Spring Return and Non Spring Return actuators of Johnson Controls Description: JOHNSON CONTROL 2 / 3 WAY CONTROL VALVE VG1201 / VG1801 Product VG1201 VG1801 Valve Type: 2-way 3-way mixing* Service: Hot and cold water -30…95 °C (-5…95 °C with VA9104) Water with glycol to max 50% volume Steam to max 100 kPa at 120 °C Body pressure rating: PN 40 Close-off pressure: ∆ρs 1380 kPa Differenzial pressure: ∆ρmax 600 kPa at 2-way valves without flow disk 340 kPa for all the others 240 kPa for low noise operation Flow characteristics: Equal percentage at 2-way valve Equal percentage at 3-way valve (control port) Linear at 3-way valve in bypass (bypass port) Leakage rate: < 0.01% from the Kvs, < 1% for bypass port Rangeability: > 500 : 1 (EN60534-2-4) Material: Body device: Forged brass body Ball: Nickel Chrome Plated Brass Stem: Nickel Plated Brass Valve seat :PTFE with graphite part and EPDM O-ring Spindle gasket: 2 x EPDM O-ring Flow characterisation disk: AMODEL AS 1145HS End Connections: British Standard Pipe Parallel (BSPP) – (Rp, ISO 7/1)