Home :: Belimo Ball Valves :: 50mm 3 port valve Kvs 25

50mm 3 port valve Kvs 25

50mm 3 port valve Kvs 25
+1
SKU
SKU233
Weight
2.00 Kgs
Our price:
£267.60 (309.10)
including VAT 20.00 % ( £44.60 )
Qty

 

The Control Ball Valves guarantee an equal percentage valve characteristic and first class control characteristics with their unique characterizing disc.

The Control Ball Valves from Belimo Automation have set new standards for effective control since their introduction in 1999; tried-and-tested more than 2.5 million times they provide a cost-effective and innovative solution to conventional control valves.

Specification

Size ..................................................... DN50mm 
Kvs ...................................................... 25Kvs
Flow media ....................................... Cold and Hot Water, water with max. 50% volume of glycol
Temperature of Medium ................. +5ºC...+110ºC
Rated Pressure ps .......................... 2760 kPa
Flow Characteristic .......................... Control path A - AB: equal percentage (to VDI/VDE 2173), bypass B - AB: linear, flow rate is 70% of Kvs value
Rangeability ....................................... >100
Leakage Rate .................................... Control path A -AB: Air bubble-tight, bypass B - AB: approx. 1...2% of Kvs value
Pipe Connector ................................. Internal thread to ISO 7/1
Differential Pressure max. .............. 350kPa (200 kPa for low-noise operation)
Closing Pressure ............................. 1400 kPa
Angle of Rotation .............................. 90º (Operating Range of control path 15...90º, bypass B - AB 15...70º)
Installation Position ......................... Upright to horizontal (in relation to the stem)
Maintenance ...................................... Maintenance free
Fitting Material.................................... Forged, nickel-plated brass body
Valve Cone & Stem .......................... Stainless steel
Stem Seal .......................................... O-ring, EPDM
Ball Seat ............................................. PTFE, O-ring Viton
Characterizing Disk .......................... TEFZEL
Length ................................................. 125mm
Weight ................................................. 2.4 kg

Features

» 3-way with internal thread
» for open and closed cold and warm water systems
» for modulating control on the water side of air-handling and heating systems
» air bubble-tight (control path A - AB)

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