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October 1, 2010 2-Way Ball Valves Description The 599 Series Two-way Ball Valves are coupled with OpenAir™ actuators to provide equal percentage flow control. The ball valves are 1/4-turn rotary control valves and are available in 1/2-inch to 2-inch line sizes.
Technical Instructions 599 Series 2-Way Ball Valves Document Number 155-703P25 October 1, 2010 Pressure rating 600 WOG Specifications Media temperature 35°F to 250°F (2°C to 121°C) Controlled medium Water, glycol solutions to 50% Body Brass: ASTM B283, C37700 Ball Chrome-plated brass or...
Technical Instructions Document Number 155-703P25 October 1, 2010 See TB253 599 Series Ball Valve and Actuator Assemblies Selection Technical Bulletin (155-704P25) for complete selection procedures and ordering numbers for both two-way and three-way ball valve assemblies. Individual two-way ball valves can be ordered using the product numbers in Table 2 for valves with a chrome-plated ball and brass stem or Table 5 for valves with stainless steel ball and stem.
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Technical Instructions 599 Series 2-Way Ball Valves Document Number 155-703P25 October 1, 2010 Table 2. Fail-In-Place Assemblies: Chrome-Plated Ball with Brass Stem. Fail-in-Place Valve Line Close-Off Floating 0 to 10 Vdc Body Size ∆P Product (Kvs) Inches 131.1P 131.1P 131.1Q 131.1Q...
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599 Series 2-Way Ball Valves Technical Instructions Document Number 155-703P25 October 1, 2010 Table 3. Fail-Safe Assemblies: Chrome-Plated Ball with Brass Stem. Fail-Safe Valve Line Body Size Product Inches (Kvs) Number* (mm) 2-Position Floating 2 to 10 Vdc GQD121.1P GQD131.1P GQD151.1P...
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Technical Instructions 599 Series 2-Way Ball Valves Document Number 155-703P25 October 1, 2010 Table 5. Fail-In-Place Assemblies: Stainless Steel Ball and Stem. Fail-in-Place Valve Line Size Floating 0 to 10 Vdc Body Inches Product (Kvs) (mm) Number * 131.1P 131.1P 131.1Q...
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599 Series 2-Way Ball Valves Technical Instructions Document Number 155-703P25 October 1, 2010 Table 6. Fail-Safe Assemblies: Stainless Steel Ball and Stem (1/2 inch and 3/4 inch). Fail-Safe Valve Line Body Size Product Inches (Kvs) Number* (mm) 2-Position Floating 2 to 10 Vdc GQD121.1P...
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Technical Instructions 599 Series 2-Way Ball Valves Document Number 155-703P25 October 1, 2010 NOTE: Use Table 8 to determine the effective Cv when using a full-port ball valve where the ball size and the lines size differ. Table 8. Full-Port (No Flow Characterizer) Ball Valve Product Numbers and Flow Coefficients.
599 Series 2-Way Ball Valves Technical Instructions Document Number 155-703P25 October 1, 2010 Operation The parabolic shape of the flow characterizer orifice (Figure 2) provides a slowly opening valve. Equal movements of the valve stem, at any point of the flow range, change the existing flow an equal percentage regardless of the existing flow.
Technical Instructions 599 Series 2-Way Ball Valves Document Number 155-703P25 October 1, 2010 2-1/2 in. (60 mm) SERVICE ENVELOPE TOP VIEW 8 in. (200 mm) SERVICE ENVELOPE END VIEW SIDE VIEW Anti-Rotation Screw Must be Driven in Fully for GDE/GLB Actuators Only 1 in.
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Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as design improvements are introduced. OpenAir is a registered trademark of Siemens Schweiz AG. Product or company names mentioned herein may be the trademarks of their respective owners.