Signal Wafer Butterfly Valve

Signal Wafer Butterfly Valve

Overview

This valve is used for fire fighting pipeline, as a cutoff or adjustable equipment. Broadly for the fire fighting system in building, chemical, petroleum, industrial, electric power, metallurgic etc. trades.

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Features

Small structure, labor-saving open close, easy installation, good tightness, can set out the signal of opened or closed state and set with an openness dial.

Main Part Materials

  1. Body-cast steel/Grey cast iron/Ductile iron.
  2. Valve shaft-Stainless steel.
  3. Chromium plated ductile iron.
  4. Body lining-NBR.

Signal Wiring drawing

Performance Parameters

  • PN:PN1.6MPa, PN2.5MPa.
  • DN:DN50-2000mm.
  • Suitable temperature: ≤100°C.
  • Media: Water, foam.
  • Flange size executive standard: GB 2555/
  • Connection mode: Butt-clamped.

Note:

  1. The components in the dotted are set in the manual actuator.
  2. KWK,GWK separately mean the opening ang closing micro-switches, the norm comes as 220V, 3A.

Main dimensions
DN
50
65
80
100
125
150
200
L
43
46
46
52
56
56
60
L1
119
119
119
119
132
132
152
H1
70
78
90
102
122
150
174
H
270
300
316
368
410
448
538
Inner diameter of
connection flange d
50
65
80
100
125
150
208

Note: Use the special flange.

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