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Valves
ZWICK
Series TRI-CON / TRI-CHECK
Modell F1 / B1
Double flange butterfly
- DIN EN 558-1 R14
(DIN 3202 F4) or
ANSI 816.10 - Gate valve replacement length
Modell S1
Welded butterfly
- DIN EN 558-1 R14
(DIN 3202 F4)
Modell D1 / I1
Double flange butterfly
- DIN EN 558-1 R13 / R14
(DIN 3202 F16 / F4) or
ISO 5752 - short overall length
Modell A1 / L1
Surface mounting butterfly
- DIN EN 558-1 R16 / R20
(DIN 3202 K3) or API 609 - Single-sided surface mounted
- 100% consistent (leak rate A according to DIN 12266-1)
- Nominal sizes DN 50-2200 / 2" - 72"
- Pressure classes PN 6 - 160 / 150 - 900 class
- Manually, pneumatically, hydraulically or electrically operated
- Installation / automation of all well-known manufacturers of drive
- Special materials (stainless steel, bronze, duplex, etc.)
- TA-air + fire safe in the standard
Check valves
Model CF / CS
- Construction length DIN EN 558-1 R14 / DIN 3202 F4
- Double flange / welded design
- Special versions with drive available
Double Block and Bleed
Model DB
- Double stop butterfly with intermediate decompression
- Use in redundant systems
- Operation with a drive / transmission unit possible