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西門子水用兩通閥/三通閥，法蘭連接，PN10，行程20mm/40mm |
| VVF31...兩通閥 / VXF31...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：PN10
連接：法蘭
低溫：-10°C
高溫：150°C
閥桿行程：≤DN80：20mm
≥DN100：40mm
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型號概覽：(VVF31...) |
|
公稱直徑
mm |
Kvs
流量系數
[m3/h] |
SQX |
SKD |
SKB |
SKC |
| 型 號[兩通閥] |
△Pmax |
△Ps |
△Pmax |
△Ps |
△Pmax |
△Ps |
△Pmax |
△Ps |
VVF31.15-2.5
VVF31.15-4 |
15 |
2.5
4 |
300 |
1000 |
300 |
1000 |
300 |
1000 |
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VVF31.24
VVF31.25-6.3
VVF31.25
VVF31.25-10 |
25 |
5
6.3
7.5
10 |
300 |
1000 |
300 |
1000 |
300 |
1000 |
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|
VVF31.39
VVF31.40
VVF31.40-25 |
40 |
12
19
25 |
300 |
525 |
300 |
775 |
300 |
1000 |
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VVF31.50
VVF31.50-40 |
50 |
31
40 |
300 |
325 |
300 |
475 |
300 |
1000 |
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VVF31.65
VVF31.65-63 |
65 |
49
63 |
175 |
175 |
275 |
275 |
300 |
750 |
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VVF31.80
VVF31.80-100 |
80 |
78
100 |
100 |
100 |
175 |
175 |
300 |
500 |
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VVF31.90
VVF31.100-160 |
100 |
124
160 |
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|
|
|
200 |
300 |
VVF31.91
VVF31.125-250 |
125 |
200
250 |
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150 |
200 |
VVF31.92-300
VVF31.150-315 |
150 |
300
315 |
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|
100 |
125 |
△Pmax閥門最大允許壓差；△Ps閥門關閉壓差
|
型號概覽：(VXF31...) |
|
公稱直徑
mm |
Kvs
流量系數
[m3/h] |
SQX |
SKD |
SKB |
SKC |
| 型 號[三通閥] |
△Pmax |
△Pmax |
△Pmax |
△Pmax |
VXF31.15-2.5
VXF31.15-4 |
15 |
2.5
4 |
300 |
300 |
300 |
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VXF31.24
VXF31.25-6.3
VXF31.25
VXF31.25-10 |
25 |
5
6.3
7.5
10 |
300 |
300 |
300 |
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VXF31.39
VXF31.40-16
VXF31.40
VXF31.40-25 |
40 |
12
19
25 |
300 |
300 |
300 |
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VXF31.50
VXF31.50-40 |
50 |
31
40 |
300 |
300 |
300 |
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VXF31.65
VXF31.65-63 |
65 |
49
63 |
175 |
275 |
300 |
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VXF31.80
VXF31.80-100 |
80 |
78
100 |
100 |
175 |
300 |
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VXF31.90
VXF31.100-160 |
100 |
124
160 |
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200 |
VXF31.91
VXF31.125-250 |
125 |
200
250 |
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150 |
VXF31.92-300
VXF31.150-315 |
150 |
300
315 |
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|
100 |
△Pmax閥門最大允許壓差；△Ps閥門關閉壓差
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