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Datasheet generated 2026-10-07
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Danfoss SV 3E float valve, hydrocarbon, modulating liquid-level regulating valve, Kv 0.14, MWP 28 bar (code 027B0081)

Danfoss · HVAC & Refrigeration · Expansion Valves · Denmark · danfoss.com
Part Number
027B0081  ·  HS 8481.80
Danfoss SV 3E float valve, hydrocarbon, modulating liquid-level regulating valve, Kv 0.14, MWP 28 bar (code 027B0081)

Danfoss SV 3E float valve, code 027B0081 — the hydrocarbon (E) version of the SV 3 modulating liquid-level regulating (float) valve for industrial refrigeration. The float senses liquid level in a receiver or separator and modulates the orifice to hold a constant level. Flow coefficient Kv 0.14 m3/h (Cv 0.16). Maximum working pressure 28 bar (406 psig); maximum differential pressure 16 bar (232 psi). Balance-pipe connections 1 1/8 in solder or 1 in weld; pilot line OD 9.8 / ID 6.8 mm welding. Low-temperature steel body and float housing. Media temperature -50 to 65 C (-58 to 149 F). Approved for hydrocarbon refrigerants R1270, R170, R290, R600, R600a, RE170.

Technical Specifications

TypeSV 3E (float valve, hydrocarbon version)
Code number027B0081
Product familySV liquid-level regulating / float expansion valves
FunctionModulating float-operated liquid-level control
Kv value0.14 m3/h
Cv value0.16 gal/min
Maximum working pressure28 bar (406 psig)
Max differential pressure16 bar (232 psi)
Balance pipe connection (solder)1 1/8 in
Balance pipe connection (weld)1 in
Pilot line connectionOD 9.8 / ID 6.8 mm, welding
Body / float housing materialLow-temperature steel
Media temperature range-50 to 65 C (-58 to 149 F)
RefrigerantsR1270, R170, R290, R600, R600a, RE170
Net weight7.035 kg
Gross weight7.608 kg
ApprovalsCE, EAC
EAN5702428292184
Product groupLiquid level regulating valves
ApprovalCE
Balance pipe Solder conn. size1 1/8 in
Balance pipe Weld conn. size1 in
Body materialLow temperature steel
CE markYes
China RoHS complianceOut of scope
Connection Code(2001:D23:6;2001:D26:25); (2001:D26:25;2001:D23:6)
Connection materialLow temperature, steel
Cv value [gal/min]0.16 gal/min
Differential pressure max[bar]16 bar
Differential pressure max[psi]232 psi
EU RoHS complianceOut of scope
Float housig materialSteel
Fluid Group1
Kv value [m³/h]0.14 m³/h
Max. Working Pressure [bar]28 bar
Max. Working Pressure [psig]406 psig
PED categoryI
Pilot line conn. size [mm]OD Ø9,8/ID Ø6,8
Pilot line connection typeWelding
Rated cap. conditions [IMP]+41 °F/+89,6 °F, sub. Cooling
Rated cap. conditions [SI]+5 °C/+32 °C, sub. Cooling 4 K
Rated cap. R404A/R507A [kW]9.7 kW
Rated cap. R404A/R507A [TR]2.76 TR
Rated capacity R134a [kW]10 kW
Rated capacity R134a [TR]2.84 TR
Rated capacity R22 [kW]13 kW
Rated capacity R22 [TR]3.7 TR
Rated capacity R717 [kW]64 kW
Rated capacity R717 [TR]18.2 TR
REACH Candidate List substancesLead (CAS no. 7439-92-1)
Temperature range [°C] [max]65 °C
Temperature range [°C] [min]-50 °C
Temperature range [°F] [max]149 °F
Temperature range [°F] [min]-58 °F

Properties

MaterialLow-temperature steel
Pressure rating28 bar
Temperature range-50 to 65 C
Standard sizeKv 0.14 m3/h
MOQ1

Compatibility

Hydrocarbon (E) variant of SV 3 (027B2023). Used for modulating liquid-level control in receivers/separators. Match orifice/Kv and differential pressure to the level-control duty per the SV data sheet before ordering.

Approvals

Attached Documents