VAT Series 651 Installation, Operating, & Maintenance Instructions page 5

Pressure range at 20°C
- Aluminum
- Aluminum hard anodized (651 . . - . H . . - . . . . )
- Aluminum nickel coated
Leak rate to outside at 20°C
- Aluminum
- Aluminum hard anodized (651 . . - . H . . - . . . . )
- Aluminum nickel coated
Leak rate valve seat at 20°C
- Aluminum
- Aluminum hard anodized (651 . . - . H . . - . . . . )
- Aluminum nickel coated
Cycles until first service
- Isolation cycles (open - closed - open)
- Throttling cycles (open - max. throttle - open)
Admissible operating temperature
Mounting position
Wetted materials
- Body
- Body
- Body
- Pendulum plate
- Pendulum plate
- Pendulum plate
- Sealing ring
- Sealing ring
- Sealing ring
O
- ther parts
- Seals
Max. differential pressure on plate during isolation
Max. differential pressure on plate
during opening and throttling
Min. controllable conductance
(N molecular flow)
2
Dimensions
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 CH@vatvalve.com www.vatvalve.com
Installation, Operating & Maintenance Instructions
Series 651 DN 320-400 (I.D. 12" - 16"), Logic
1 x 10E-8 mbar to 1.2 bar (abs)
(651 . . - . A . . - . . . . )
1 x 10E-6 mbar to 1.2 bar (abs)
(651 . . - . I . . - . . . . ) 1 x 10E-8 mbar to 1.2 bar (abs)
1 x 10E-9 mbar l/s
(651 . . - . A . . - . . . . )
1 x 10E-5 mbar l/s
1 x 10E-9 mbar l/s
(651 . . - . I . . - . . . . )
1 x 10E-9 mbar l/s
(651 . . - . A . . - . . . . )
1 x 10E-4 mbar l/s
1 x 10E-9 mbar l/s
(651 . . - . I . . - . . . . )
200'000
1'000'000 (unheated and under clean conditions)
10°C to +150°C
horizontally only
(651 . . - . A . . - . . . . ) Aluminum 3.2315 (AA6082)
(651 . . - . H . . - . . . . ) Aluminum 3.2315 (AA6082) hard anodized
Aluminum 3.2315 (AA6082) nickel coated
(651 . . - . I . . - . . . . )
(651 . . - . A . . - . . . . ) Aluminum 3.2315 (AA6082), 1.4310 (301), PTFE
(651 . . - . H . . - . . . . ) Aluminum 3.2315 (AA6082) hard anodized, 1.4310 (301), PTFE
(651 . . - . I . . - . . . . ) Aluminum 3.2315 (AA6082) nickel coated, 1.4310 (301), PTFE
(651 . . - . A . . - . . . . ) Aluminum 3.2315 (AA6082), 1.4306 (304L)
(651 . . - . H . . - . . . . ) Aluminum 3.2315 (AA6082) hard anodized, 1.4306 (304L)
Aluminum 3.2315 (AA6082) nickel coated, 1.4306 (304L)
(651 . . - . I . . - . . . . )
Stainless steel 316L (1.4404 or 1.4435), 1.4122, 1.4310 (301),
1.4303 (304), 1.4571, A2 (304)
Viton
Seal materials are declared on dimensional drawing of specific valve ordering
number.
Refer to dimensional drawing of specific valve ordering number
(available on request)
Valve unit
(unheated and under clean conditions)
®
(standard). Other materials available.
DN 320
12"
(65150 - ....)
1200 mbar in either 1200 mbar in either
direction
5 mbar
3.2 l/s
DN 350 DN 400
14"
(65151 - ....) (65152 - ....)
1200 mbar in either
direction direction
5 mbar
3.5 l/s
267736ED
2008-02-26
16"
5 mbar
4.0 l/s
5/53