Ball-Float Traps UNA0 pages
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Ball-Float Traps UNA PN 16 - PN 160
FLOWSERVE
GESTRA
Features of the UNA sries
Unaffected by back pressure and condensate temp镩rature
No loss of live steam due to continuous water seal at the seat
Օ No banking-up of condensate even with extreme load and pressure fluctuations
Particularly well suited for heat exchangers controlled from the steam side
Օ Unaffected by dirt
Automatic thermostatic air-venting (Duplex design)
Օ Ideal for discharging cold condensates, distillates and condensates derived from chemical products (Simplex design)
͕ Repairable in-line
Thanks to the rolling ball valve only reduced operating forces and small control units are required (compact, lightweight design for large flowrates)
Օ Internals made from corrosion-resistant stainless steels
UNA 14/16 v DN 15 - 25
Application
Condensate discharge without banking-up, even at varying operating conditions and back pressure. Automatic air-venting (Duplex design). Also for the discharge of cold condensates and distillates, and for draining gas and compressed air systems (Simplex design).
UNA 23/25/26h DN 15 - 50
Pressure/Temperature Ratings and Designs **)
Type
PN
APMX [bar]
Werk
EN
stoffe
ASTM1)
Druck-/Temp PMA/TMA
eraturgrenzen PMA/TMA
UNA 14
25
13
EN-JS 1049
-
25 bar / 20°C
15 bar / 350 °C
UNA 23
16
13
EN-JL 1040
A126 Cl. B
16 bar / 120°C
9.6 bar / 300 °C
UNA 16
40
22
1.0460; 1.0619
A105; A216 WCB
40 bar / 20 °C
23.1 bar / 400 °C
UNA 25
40
32
EN-JS 1049
-
32 bar / 250 °C
25 bar / 350 °C
UNA 26
40
32
1.0460; 1.0619
A105; A216 WCB
32 bar / 250°C3)
21 bar / 400 °C
UNA 27 h
63
45
1.5419
A217 WC1
56 bar / 250 °C
40.6 bar / 450 °C
UNA 38
100
80
1.54154)
A182-F1
100 bar / 150 °C
44 bar / 500 °C
UNA 39
160
140
1.7335
A182 F12
160 bar / 300 °C
35 bar / 550 °C
UNA-Special
Typ 62
16
16
EN-JL 1040
A126 Cl. B
16 bar / 120 °C
9.6 bar / 300 °C
UNA-Special
25
22
1.0619
A216 WCB
22.6 bar / 120°C
14.4 bar / 400 °C
UNA
25
22
1.0619
A216 WCB
22.6 bar / 120°C
14.4 bar / 400 °C
UNA-Special
63
45
1.5419
A217 WC1
56 bar / 250 °C
40.6 bar / 450 °C
UNA 16 A
40
22
1.44042) 1.43082)
A182 F 316L2) A351 CF82)
40 bar/ -196°C/20°C
25.8 bar / 300 °C
UNA 26 h
40
32
1.4408
A351 CF8M
40 bar / 20 °C
25.8 bar / 300 °C
UNA 23/25/26 v
DN 40, 50 with MAX regulator
UNA 27 h
DN 25 - 50
1) ASTM nearest equivalent grade is stated for guidance only. Physical and chemical properties comply with EN grade.
2) Body/cover material
3) UNA 26 DN 40, DN 50: 26 bar/250 °C
4) Body 1.5415, cover 1.7357
**) For more information see data sheet. h: for horizontal lines
UNA 39
DN 15, 25, 50