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Electric Actuators Control Valves
Features
- Suitable in building and process engineering for various mediums 0...+200°C
- Suitable with stuffing box extension or stem seal with stainless steel bellow to –10...+350°C and for valves made of stainless steel to –30...+350°C
- Suitable with stem heater for water with antifreeze compounds down to –10°C and for valves made of stainless steel to –30
- Microprocessor controlled
- Automatic self-calibration on start up
Technical data valve
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Series
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BR2 / BR3
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Form
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Two-way / Three-way
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Diameter nominal
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DN 15 – DN 300
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Pressure rating
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PN 16 – PN 40
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Body
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Cast iron (EN-JL1040) / Spheroidal graphite (EN-JS1024) / Cast steel
(1.0619+N) / Stainless steel (1.4408)
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Stroke [mm]
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20 – 80
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Rangeability
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≥ 50:1
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Function: BR216/225/240S/240E as two-way valve
BR316/325/340S/340E as mixing valve or
BR316/325/340S/340E as diverting valve with reduced closing pressure
Face to face dimension: Acc. EN 558-1 basic series 1
Leakage rate: EN 1349 – seat-leakage IV L1 (≤ 0.01% of kvs-value)
Stem sealing:
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O-rings made of EPDM
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0...+180°C
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chilled and hot-water with max. 50%
antifreeze and anti-corrosive compounds:
glycol, ethylene glycol, mono ethylene,
ethanol, methyl alcohol, glycerine, antifrogen ® N+L
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O-rings made of FKM
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0...+200°C
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media based on mineral oil
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O-rings made of Fluoraz®
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0...+200°C
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hot water, steam and oil
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PTFE-lip-rings
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0...+200°C
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hot water, steam and oil
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Graphite-Packing
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0...+350°C
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hot water, steam and oil
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Technical data actuator
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Actuating time s/mm
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0.4 – 6 (with adjustable time option)
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Actuating thrust kN
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0.6 to 25
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Stroke
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Max. 20 to Max. 60
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Input signal (Invertible input and output signal)
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3 point 0 – 10V, 4-20mA
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Output signal
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0 – 10 V, 4- 20 mA
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Enclosure protection
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IP 54
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