Available for Import
Pneumatically actuated bellows shut-off valve ZT96547 DN 50
Manufacturer:
Znamia Truda OJSC
Price:
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Bulk pricing available
FOB, CIF & EXW terms available
Available Models
Description
Applied for installation in normal operation and safety systems.
Supplied domestically and for export, including countries with tropical climates..
Supplied domestically and for export, including countries with tropical climates..
Specifications
Operating medium
i circuit coolant, makeup water, trap water, salt concentrate, oil, nitrogen, steam, steam generator feed water, steam generator blowdown water, i circuit gas blowdowns, feed water, condensate, cooling water for the drying circuit, radioactive
Pressure, Rp
up to 20.0 mpa (200 kgf/cm²)
Nominal diameter, DN
SBVVBG
Operating medium temperature
up to 335 °C
Pipeline connection
Welded
Housing material
08CR18NI10T
Permissible leakage in the gate, cm³/min
dn 25–15; dn 32–18; dn 50–30;dn 80–70; dn 100–120; dn 150–150;
Direction of medium flow
on and under the spool
Valve control
zt96546 - from pneumatic actuator of normally-open (NO) action with pneumatic valve t055.077mzt96547 - from pneumatic actuator of normally-closed (NC) action
Method of signaling
local and remote
Control medium in pneumatic actuators
air with temperature from -10 to +60 °C
Control air pressure in the pneumatic actuator Rupr
4.5 mpa (45 kgf/cm²), pressure increase up to 5.5 mpa (55 kgf/cm²) is allowed. in case of emergency mode "big leak" with temperature increase up to 150 °C the air pressure in the closed volume is increased up to 8 mpa (80 kgf/cm²).
Control air pressure drop, max.
0.01 mpa/h (0.1 kgf/cm2/h)
Control air flow rate for one actuation, not more, m3
zt96546 - 0.04 ; zt96547 - 0.01 to 0.05
Contamination class of control air
not higher than 7 according to gost 17433
Opening/closing time
No more than 10 s
Setting position
any
Media flow direction
on and under the spool
Classification designation of the valve
2biia, 2biiv per np-068-05
Seismic resistance category
i by np-031-01
Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.
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Shipping Terms
Delivery Time
Sea freight: 30-60 days (depending on destination)
Air freight: 14-21 days (for urgent orders)
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