西門子 流量開關 Siemens Flow Switch QVE1901

請詢價

  • 德國品牌
  • 介質溫度: -20…+110degC
  • Contact load / switching capacity:
    max. AC 230 V, 1 A, 26 VA
    max. DC 48 V, 1 A, 20 W
  • 公稱壓力PN25
  • 手動調整接點形式 (NO / NC)
  • 防護等級IP65 / safety class II
  • 免維護設計
  • 適用管徑: DN20…200

描述

APPLICATION

Flow monitor of liquid medium in HVAC plants in hydraulic systems, in particular, refrigeration, heat pump and heating plants, e.g. for evaporators, boilers, heat exchangers, etc.

SPECIFICATION

  • for liquids in piping DN 20…200.
  • Contact load / switching capacity:
    max. AC 230 V, 1 A, 26 VA
    max. DC 48 V, 1 A, 20 W
  • Nominal pressure PN25
  • Manual setting of contact type (NO / NC)
  • Housing IP 65 / safety class II
  • Maintenance free