TS25
C C Installation Diagram
SOLENOID
SAFETY RELIEF VALVE 30.9mm
1.22in
1/4” UP TO 40 BAR 580 PSI 19.9mm
CONTROL
FLOW
0.79in
91.2mm [3.59in] NPT VERSION
92.5mm [3.64in] BSP VERSION
The TS25 is a safety relief
valve with a threaded exhaust
61.6mm [2.43in] NPT VERSION
62.9mm [2.48in] BSP VERSION
port for piping vented flow
103.7mm [4.08in]
away from the valve.
DIRECTIONAL
CONTROL
Designed with an elastomeric
3 PORT
seat seal, the valve combines
20.6mm [0.81in] NPT VERSION
21.8mm [0.86in] BSP VERSION
74.3mm [2.93in]
excellent leakage performance
with a high discharge flow EXHAUST
capacity from its pop-open
characteristic.
DIRECTIONAL
EXHAUST
CONTROL
The valve is approved as a safety accessory to category IV
4 PORT
of the Pressure Equipment Directive, and is suitable for use in
the most demanding liquid or gas applications.
l Approved to category IV of the Pressure Equipment
Directive (2014/68/EU)
l Pop-open characteristic for maximum discharge capacity INLET
SHUTTLE
CHECK
RG - RELIEVING GEAR OPTION
AND
l Available preset and internally adjustable.
19.1mm
l Available with relieving gear to enable the manual
0.75in
P
TY
release of pressure
INLET
F
5in A/
l Wire locking and tagging available on request
0.7 mm
Virtually zero leakage at 90% of set pressure
OPERATED
l
CHECK
.1
PILOT
l Reseat within the greater of 5 psi or 7.5% of set pressure
19
when valve has opened and not popped
l Reseat within 50% of set pressure once popped
l Repeatability within the greater of 2 psi or ±3% of nominal
set pressure
Specifications Materials Product Selector
RELIEF
Externally Exposed Parts: 316 stainless steel and acetal.
TS25 P - RG - NBR - 2B
BASIC MODEL Internally Wetted Parts: 316 and 302 stainless steel, and acetal.
NUMBER TS25 The standard valve is designed for use with air, nitrogen, sweet
EXCESS
FLOW
natural gas, mineral oil, water glycols and plain water, and may SET
EXHAUST also be used with a wide variety of media compatible with the VALVE PORTING VALVE SEAL PRESSURE
materials of construction. Other material options are available,
contact us for advice. Note that use with water above 100°C is not TYPE OPTIONS OPTIONS OPTIONS RANGE
SYMBOL
recommended.
Leave blank if not required Leave blank for Viton® seals
INLET -10˚C to +120˚C
The standard valve has Viton® seals. Further seal options are
FILTERS
MAX WORKING 40 bar
!
available via the Product Selector. Compatibility with the TS25 P RG NBR 2B
working fluid at the operating temperature must be considered. 1/4” BSPP male inlet Relieving gear Nitrile seals 0.7 - 2 bar
PRESSURE (580 psi)
1/4” BSPP female exhaust -30˚C to +105˚C (10 - 29 psi)
10 bar Typical Performance N
This option is not
recommended with the EP 10B
MAX OUTLET PORT (145 psi) 2B spring option
1/4” NPT male inlet EPDM seals 2 - 10 bar
PRESSURE
SENSING
PRESSURE Note: Any outlet port pressure is
directly additive to the set pressure 1/4” NPT female exhaust Exposure to high and low
-45˚C to +150˚C (29 - 145 psi)
Set Pressure vs. Coefficient of Discharge
!
KLZ 15B
40 fluid temperatures will
Ø5.0mm (580) 40B influence handle temperature.
ORIFICE SIZE Operator safety must be considered Kalrez® seals 8 - 15 bar
(Ø0.197”)
30 -25˚C to +200˚C (116 - 218 psi)
Set Pressure - bar (psi)
HNBR 26B
(435)
Liquids and Gases 26B
FLUID
PUMPS
See materials section
20 Hydrogenated 13 - 26 bar
(290) Nitrile seals (189 - 377 psi)
See Product Selector opposite 15B Repair and seal kits are -20˚C to +150˚C
TEMPERATURE RANGE and Technical Data section
10
available on request
Further seal options are
40B
(145) For a seal kit add SK at the available on request 23 - 40 bar
10B
ACTUATORS
end of the model code and (334 - 580 psi)
PORT SIZE 1/4” for a repair kit add RK
2B
0 Advise us of set pressure if
0.30 0.35 0.40 0.45 0.50 factory pre-setting is required
0.15 kg
WEIGHT (0.3 lb) Certified Coefficient of Discharge (Kdr)
The Kdr valueTypical performance
may be used based on
to calculate discharge water
capacity in accordance
Specifications may change without notice
TECHNICAL
with ISO 4126. We recommend contacting us with system details to confirm suitability.
Contact us with system details for an application specific calculation CATALOGUE ALSO AVAILABLE ON CD
DATA
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