ON OTOMASYON - Schneider HVAC Valves and Actuators Catalogue - page 27

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Valve and Actuator Catalogue
Schneider Electric Telephone Europe: Malmö , Sweden +46 40 38 68 50 Telephone Asia Pacific: Singapore +65 6776 3166www.schneider-electric.com
VACAT_July2011 July 2011 ao
Globe Valves
Design 3-way plug valve
stem up closed, A port (B-AB open)
Pressure class PN 16
Flow characteristic A-AB Equal percentage modified
Flow characteristic B-AB Complementary
Stroke 20 mm
Rangeability (Kvs/Kv min) >50
Leakage A-AB and B-AB Tight sealing
∆Pm 400 kPa, water
Max. temperature of medium 120°C
Min. temperature of medium -20°C
Max. Glycol concentration 50%
Connection Internal pipe thread Rp
Materials
Body Nodular iron EN-JS 1030
Stem Stainless steel SS 2346
Plug Brass CW602N
Sealing EPDM
Seat Nodular iron EN-JS 1030
Stem packing EPDM
V311T
The V211T is an internally threaded valve with a soft seat for tight shut
off.
If the valve is used for media at temperatures below 0 °C, it should be
equipped with a heater in order to prevent ice formation on the valve
stem.
V311T
Max Close-off Pressure kPa
Non Spring Return Actuators Spring Return
Part number DN Connection Kvs Rangeability
M310 M400 M800 M1500 MV15B M700 M900
300N 400N 800N 1500N 1500N 700N 900N
731-1717-000 15 Rp ½ 1.6 >50 800 800 1600 1600 1600 1400 1600
731-1721-000 15 Rp ½ 2.5 >50 800 800 1600 1600 1600 1400 1600
731-1725-000 15 Rp ½ 4.0 >50 800 800 1600 1600 1600 1400 1600
731-1729-000 20 Rp ¾ 6.3 >50 650 650 1500 1600 1600 1100 1510
731-1733-000 25 Rp 1 10 >50 400 500 1150 1600 1600 850 1160
731-1737-000 32 Rp 1¼ 16 >50 300 350 850 1350 1350 650 605
731-1741-000 40 Rp 1½ 25 >50 150 250 600 950 950 450 604
731-1745-000 50 Rp 2 38 >50 50 150 400 650 650 300 415
Replacement packing box: 1-001-0800-0