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product page - LESER Type 483 clean service pressure relief valves

CLEAN SERVICE

TYPE 483

Type 483 clean service pressure relief valves
Type 483 clean service pressure relief valves

Industries

Approvals

Type 483 LESER Clean Service pressure relief valves are designed, marked, produced and approved according to the requirements of the following regulations:

ce-mark logo

UV

asme-uv logo
EAC Logo

Technical Specifications for Type 483

Nominal Diameter at Inlet

DN 25 - DN 40 | 1" - 2"

Orifice

D - F

Actual Orifice Diameter d₀

13 - 25 mm | 0.512 - 0.984 in

Actual Orifice Area A₀

133 - 491 mm² | 0.206 - 0.761 in²

Pressure

0.1 - 16 bar | 1.5 - 232 psig

Temperature (in accordance with DIN EN)

-45 to 150 °C | -49 to 302 °F

Body Material

1.4435 (BN2) | SA 479 316L

Valve Connection

Clamps acc. to ASME BPE, DIN 32676, ISO 2852, Aseptic clamps acc. to DIN 11864 T1 Series A or B (with nut) or DIN 11851, Neumo Sterile thread (with nut), Welded end connection acc. to DIN 11850, Flange acc. to DIN 11864 T2 Series A or B, Aseptic flange Nut flange, Smooth flange, Varivent connection

Bellows Material (optional)

EPDM

Load Type

Spring loaded

Approvals

PED/ DIN EN ISO 4126-1, PED/ AD 2000-Merkblatt A2, ASME Section XIII certified for Section VIII Div. 1 service, CRN, AQSIQ, EAC

Specials

HyTight Assembly Designed and manufactured acc. to: DIN 11866, ASME BPE, EN 1672-2, DIN ISO 14159, USP class VI and FDA 21 CFR

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Downloads

In our comprehensive download area you will find all necessary documents and detailed information on safety valves you need.

LESER clean servive product catalogue
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