Clean Service
Clean Service Safety Valve from LESER

Safety valves for food, beverage and pharmaceutical applications

Short and uniform delivery times for Clean Service safety valves: Get 155 top runner variants in three weeks. These top runners cover 90% of the supplied Clean Service valves.

  • Better cleaning through:
    • Low dead space ratio L/D from up to < 0.33
    • HyTight Assembly: gap-free design of the internal parts
    • Surfaces packages according to ASME BPE and DIN 11866 with a high surface quality up to Ra max = 0.375 µm / 15 µinch
  • Easy process integration through cleaning (CIP) or sterilizing (SIP) with pneumatic lifting device possible
  • Worldwide approvals, FDA-compliant elastomers and a wide range of aseptic connections
  • Alternative to bursting disc



批准书

LESER Clean Service safety valves are designed, marked, produced and approved according to the requirements of the following regulations:

  • LESER CE Approvel
  • LESER ASME Approvel
  • LESER EAC Approvel
  • LESER Chinese TS Approvel

阀门类型

Type 481

Small capacity at high set pressure

DN15 - DN25 (3/4" - 1")

Type 483

Small to medium capacity, best cleanability and a variety of aseptic connections

DN 25 - DN 40 (1" - 2")

Type 488

High capacity, variety of aseptic connections

DN 25 - DN 100 (1" - 4")

Type 485

Small to medium capacity, low dead space ratio through weldable integrated pipework connection

Type 484

Small to medium capacity, low dead space ratio through weldable vessel connection

Technical data Clean Service

入口处的公称直径
DN 15 - DN 100 | NPS 3/4'' - NPS 4''
實際流道直徑d₀
10 mm - 92 mm | 0.394 in - 3.622 in
实际流道面积A₀
78.5 mm² - 6648 mm² | 0.122 in² - 10.304 in²
壓力
0.1 bar - 68 bar | 1.5 psig - 986 psig
温度(符合DIN EN标准)
-45 °C to 250 °C | -49 °F to 482 °F
阀体 材质
1.4404, 1.4435 (BN2) | SA 479 316L
阀门连接
Large Selection of Aseptic Connections: Threaded, Flanged, Clamped, Welded
波纹管 材质 (可选项al)
EPDM
装载类型
Spring-loaded
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