Product & Services
Product Range
Regulators
Safety Valve
Desuperheaters
Regulators - UB Series
UBAN
UBR
UBB
UBAS-HP
UBS
Regulators
MM
Maxomatic
UBP83
Tank Blanketing Regulator Solution
Desuperheater
VariFix
VariFlow
VariSpring
VariSpray
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Fixed area nozzle
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Separate water control valve
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Low Cost Device
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Same Varispring body
Features​
Rangeability Up to 5 :1 (depending on selected nozzles)
Lower Temperature 7 °C higher than saturation
Rating up to ANSI 2500
Min Dp water to steam 1,5 bar
Max Dp water to steam 30 bar
Max Capacity 25m3/h ( for maximum single nozzle size)
Line Size > 4 in.
Max water % vs inlet steam < 20-25%
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Variable area nozzle
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Separate water control valve necessary Increased Rangeability
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Moderate Cost
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Closer Approach Temperature
Features​
Rangeability Up to 25 :1 (depending on selected nozzles)
Lower Temperature 7 °C higher than saturation temperature
Rating up to ANSI 2500
Min Dp water to steam 3-6 bar
Max Dp water to steam 25 bar
Max Capacity 65m3/h ( for maximum single nozzle size)
Line Size > 4 in.
Max water % vs inlet steam < 20-25%
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Fixed area nozzle
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Separate water control valve
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Low Cost Device
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Small steam pipes
Features​
Rangeability Up to 10 :1 (depending on DP)
Lower Temperature 6 °C higher than saturation
Rating up to ANSI 600
Material A105,F11,F22
Min Dp water to steam 1 bar
Max Dp water to steam 30 bar
Max Capacity 5 m3/h
Line Size from 1 ½ in. to 4 in.
Max water % vs inlet steam < 15%
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Integral Control Valve
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No separate water control valve necessary
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Increased Turndown
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Moderate Cost
Features​
Rangeability Up to 50:1 depending on selected nozzles
Flow characteristics From linear to Equal percentage
Lower Temperature 7 °C higher than saturation temperature
Rating up to ANSI 2500
Min Dp across nozzles 1bar - 2bar (for smallest nozzles)
Max Dp across nozzles 60bar (80 bar with 2 stages design – HDP Version)
Max Capacity 50m3/h
Line Size > 6 in.
Approval & Certifications
IS0 EN 9001:2018
UNI EN ISO 14001:2004
PED 97 / 23 / CE
ATEX 94 / 09 / CE
GOST R+RTN
CRN Canada
ABS
BV
DNV
TUV
RINA