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PRODUCTS Special valves for NPP Pulse safety devices Pulse safety device DN 25УФ0023-025-3

Pulse safety device DN25
УФ 50023-025-03
ТУ 26-07-1364-85

FUNCTION:

PRD is used for automatic discharge of operating media from pressure compensator at emergency pressure increase in primary circulator circuit of nuclear power unit ВВЭР-1000 (water –cooled power reactor)/ It has a capability to execute the procedure “feed and bleed” in case of beyond-the-design breakdown.

PIPELINE CONNECTION:

flanged, with welded neck mating flanges.

MOUNTING POSITION:

upright with solenoids facing upward.

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Article designation (table-figure)

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Nominal diameter, DN, mm (inlet/outlet)

Nominal pressure, Р (MPa_

Setting pressure, Рн, equal to operating pressure, Рр (MPa)

Operating medium

Operating medium temp., °С, not more than

Body details material

УФ 50023-025-03

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25/32

6,5

6,0-6,5

nitrogen, water, boric acid solution

150

08Х18Н10Т-ВД
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