48146_RE24 VAT | Alldatasheet
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Technical content
CH-9469 Haag, Schweiz Product data sheet All-metal gate valve, Series 481, DN 200 Created by: Phil Schneider Release date: 26.05.2020 1/2 Modified by: Phil Schneider Release date: 05.02.2021 853790ED
Description
Flange Weld neck N.D. 130 schedule 40S Actuator Pneumatic double acting - without solenoid valve - with position indicator Feed through Bellows Option ASG = Product: valve type ITER 6; Flange A+B: weld stub flange schedule 40S; Body: double wall body; Actuator: radiation resistant 10
6 Gy;
Position indicator: double; 200 °C; Glenair 6 pin connector; 125 °C; radiation resistant 10 6 Gy Bonnet flange: vacuum feedthrough double bellows; kind of seal double; VATSEAL; intermediate pumping between two bellows, double wall body and double bonnet seal; VCR ¼”; Bellows with protection tube in open position Technical data Leak rate (Test method acc. VAT Standard N-2100; He/air mix, ΔP = 1 bar) – Valve body – Valve seat < 1 · 10 -9 mbar ls -1 < 1 · 10 -9 mbar ls -1 Pressure range XUHV to 2 bar (abs) Test pressure 1 bar Differential pressure on the gate ≤ 2 bar Differential pressure at opening ≤ 500 mbar, 1 bar with reduced cycle life Conductance (molecular flow) approx. 720 ls -1 Cycles until first service (Maximum values: depending on operating conditions and valve contamination) – Normal conditions 1 – Extreme conditions 2 5 000 1 000 Bake-out temperature (Maximum values: depending on operating conditions and sealing materials) – Valve body – Actuator – Position indicator ≤ 240 °C ≤ 140 °C (for max. 100h) ≤ 200 °C Heating and cooling rate ≤ 10 °C h Material – Valve body – Flange – Weld neck – Gate – Mechanism – Dust protection – Bellows – Actuator AISI 316 L AISI 316 L ESR AISI 316 L AISI 316 L AISI 316 L AISI 316 Ti, AISI 316 L AISI 316 L AISI 304; aluminium Seal – Bonnet metal, silver plated 1 Normal conditions: External pressure 0.1 MPa, pressure inside valve 0 MPa, bellows interspace pressure 0.05 MPa temperatures ambient. 2 Extreme conditions: External pressure 0.2 MPa, pressure inside valve 0 MPa, bellows interspace pressure 0 MPa, temperature 100 °C
CH-9469 Haag, Schweiz Product data sheet All-metal gate valve, Series 481, DN 200 Created by: Phil Schneider Release date: 26.05.2020 2/2 Modified by: Phil Schneider Release date: 05.02.2021 853790ED – Gate – Actuator metal, silver plated EPDM Mounting position – Aperture axis – Actuator axis horizontal vertical or horizontal Radiation resistance – Valve body – Actuator – Position indicators
8 Gy (10 10 rad)
10 6 Gy (10 8 rad) 10 6 Gy (10 8 rad) Maximum magnetic field levels ≤ 150 mT Volume of pneumatic actuator 8.3 l / 0.293 ft Compressed air min. – max. overpressure 4 - 8 bar / 58 - 116 psig Compressed air connections ⅛” ISO/NPT Actuation time (valid for RT, Ø6mm tubing at 4 bar with flow rate of 400 l/min) – Closing – Opening ≤ 18.0 sec ≤ 18.0 sec Weight – Valve complete – Actuator 205.5 kg / 453.1 lbs 15.8 kg / 34.9 lbs Behavior in case of compressed air pressure drop – Valve closed – Valve open Valve remains in closed position Valve remains in open position Behavior in case of power failure Depending on control Related documents Dimensional drawing No. STEP file No.
851998 Rev A
848167 Rev A
Position indicator (2x) Wiring diagram Type micro switch Voltage ≤ 50 V AC / DC Current max. Connector on the valve: Mating connector:* ≤ 1.0 A 8070-2530-02Z16-6PA 8070-3039-01Z16-6KA (pins compatible with AWG 20 wire) References The product data is based on either VAT internally/externally performed lab tests or supplier product information. Relevant references listed on document 838738. *The mating connector is not part of the valve and needs to be ordered separately at Glenair.