Spirax Sarco FT 43 Series Manual

Description
Cast iron ball float steam trap with integral automatic air venting
facility. It is available with horizontal flanged connections as well as
vertical flanged connections.
Available types
FT43H, for horizontal installation with automatic airvent.
FT43V, for vertical installation with automativ airvent.
Other types see overleaf and on request.
Sizes and pipe connections
DN 25, standard flange to DIN 2501, PN16, flange surface to DIN
2526 form C, distance between flanges to DIN3548 short.
DN 15, 20 and 40 - 50, see separate data sheet.
Other types on request.
Limiting conditions
Nominal pressure:
Max. operating pressure (PMO):
Type max. differential
pressure ΔP
Pressure range
FT 43 - 4.5 0 ... 4.5 bar
FT 43 - 10 0 ... 10 bar
FT 43 - 14 0 ... 14 bar
Materials
No. Part
1 Body
2 Bolts and Nuts
3 Cover gasket
4 Cover
5 Valve seat
6 Valve seat gasket
7 Screws
8 Ball float with lever
9 Airvent
11 SLR Assembly (C)
12 SLR Gasket
13 SLR Seal
14 Support frame
15 Pivot frame
16 Pivot
17 Erosion deflector
Dimensions
Size
DN A B
25 160 110
Installation
Traps for horizontal (H) connection must be fitted in horizontal pipe
lines; traps for vertical (V) connection must be fitted in vertical pipe
lines. In any case, the trap must be fitted with the float arm in a
horizontal plane so that it rises and falls vertically; therefore the
arrow on the nameplate must point downwards. Flow of the fluid
according the arrow casted on the body.
Indications of pressures in bar g, dimensions in mm
Subject to modifications
Ball Float Steam Trap FT 43
Cast Iron EN-JL1040
max. operating
temperature (TMO)
Material DIN Mat.-Nr.
Cast iron EN-JL1040
Steel M10 x 30
Nickel reinforced exfoliated graphite
Cast iron EN-JL1040
Stainless steel
Stainless steel
Stainless steel M5 x 20
Stainless steel
Stainless steel
Stainless steel
Steel
Graphite
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Dimensions
C D E
80 245 160
PN 16, DN 25
3
2
1
14
6
17
PN 16 FT 43H-TV
13 bar
with automatic airvent (TV)
Capacities
3000
200 °C
200 °C
2000
200 °C
1000
800
600
8.8 / 8
400
1.4057
1.4306
200
1.4057
1.4301
1.4057
100
0.1
1.4057
1.0065
1.4301
1.4301
1.4057
A
1.4057
Weight
kg
8.3
How to specify
SPIRAX SARCO cast iron float trap with integral automatic air vent
type, PN 16, DN 25, specify: installation (H or V), max. operating
(steam) pressure.
TIS 2.309.2 CHe
0.2 0.4 0.7 1 2
Differential pressure bar
B
C
D
E
Withdrawal
Distance
06.08
4
8
9
15
16
5
7
0.7
0.4
0.2
0.1
0.07
0.05
0.03
4 7 10 15
A
Catalogue section 1.2
© SPIRAX SARCO