GEM ZRSK, Руководство по эксплуатации

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5 Availability
5.1 Valve body
DN Connection code 1)
1 2 3 D
32 X - X X
40 X - X X
50 X - X X
65 X - X X
80 X - X X
100 X - X X
125 X - X X
150 X - X X
200 X - X X
250 X X X X
300 X X X X
350 X X X X
400 X X X X
450 X X X X
500 X X X X
600 X X X X
The manual override (code H) is only available in nominal sizes DN 50 to 300 and with body material 1.4571 (code 46).
1) Connection type
Code 1: Flange EN 1092 / PN 6
Code 2: Flange EN 1092 / PN 10
Code 3: Flange EN 1092, PN 16
Code D: ANSI B16.5, Class 150
5.2 Product compliance
Approved designs
Body material Disc material Seal code
Drinking water
DVGW 1.4408, investment casting
(code 37),
1.4571 (code 46)
1.4408 (code 37),
1.4571 (code 46)
EPDM with KTW approval
(code 18)
Food
FDA 1.4408, investment casting
(code 37),
1.4571 (code 46)
1.4408 (code 37),
1.4571 (code 46)
EPDM with KTW approval
(code 18)
Explosion protection*
ATEX X X X
* only for designs without manual override
GEMÜ ZRSK www.gemu-group.com
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5 Availability