VVF40...兩通閥 / VXF40...三通閥- 適用于閉式循環(huán)系統(tǒng)中，冷凍水和低溫熱水的的控制材質：鑄鐵閥芯：≤DN40鉻鎳鋼/黃銅 ≥DN50鉻鎳鋼/青銅承壓：PN16低溫：-10°C高溫：150°C閥桿行程：≤DN80：20mm ≥DN100：40mm
公稱直徑mm
Kvs流量系數(shù)[m3/h]
△Pmax
△Ps
VVF40.15-1.9VVF40.15-2.5VVF40.15-3VVF40.15-4
15
1.92.534
300
1600
VVF40.25-5VVF40.25-6.3VVF40.25-7.5VVF40.25-10
25
56.37.510
1550
VVF40.40-12VVF40.40-16VVF40.40-19VVF40.40-25
45
12161925
525
775
VVF40.50-31VVF40.50-40
50
3140
325
475
1300
VVF40.65-49VVF40.65-63
65
4963
175
275
750
VVF40.80-78VVF40.80-100
80
78100
100
500
VVF40.100-124VVF40.100-160
124160
200
VVF40.125-200VVF40.125-250
125
200250
150
VVF40.150-300VVF40.150-315
300315
△Pmax閥門zui大允許壓差；△Ps閥門關閉壓差
型號概覽：(VXF40...)
VXF40.15-1.9VXF40.15-2.5VXF40.15-3VXF40.15-4
VXF40.25-5VXF40.25-6.3VXF40.25-7.5VXF40.25-10
VXF40.40-12VXF40.40-16VXF40.40-19VXF40.40-25
VXF40.50-31VXF40.50-40
VXF40.65-49VXF40.65-63
VXF40.80-78VXF40.80-100
VXF40.100-124VXF40.100-160
VXF40.125-200VXF40.125-250
VXF40.150-300VXF40.150-315
北京東偉易通自控技術有限公司主營產(chǎn)品:西門子電動調節(jié)閥、西門子閥門
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