9907T Straight DZR Brass Automatic Balancing Valve

Transcription

1 Feature DZR brass automatic balancing valve regulated by interchangeable cartridge (see cartridge section) Union ends for tailpieces connections FPT, MPT, Solder and Press tailpieces available 300WOG Working conditions: Water: from 5 F to 260 F below 32 F only for water with added antifreezing fluids over 22 F only for water with added anti-boiling fluids (Ethylene-Glycolic and propylene-glycolic mix up to 50% may be used) range from 0.32GPM to 3.7GPM for ½ and ¾ -L valves range from 2.06GPM to 5.GPM for ½ -H, ¾, and ¼ -L valves range from 7.29GPM to 4.2GPM for ¼, ½ and 2 valves range from 25.4GPM to 27GPM for 2 -H valve Working P depending on selected cartridge Material Part Material Specification Union nut Brass STM B Tailpiece DZR Brass US Union O-ring EPDM Perox - 4 Spring retainer Stainless steel ISI Body DZR Brass US artridge O-ring EPDM Perox - 7 Piston Stainless steel - 8 artridge body DZR Brass US artridge spring Stainless steel ISI Test point DZR Brass 2 US ny possbile combination of tailpiece available 2 Test points with EPDM Perox gaskets and polypropylene ties artridge artridges are available for different flow rates and in different ranges of working differential pressure. The minimum and maximum working P depend on the specific cartridge model. numeric code is marked on the cartridge body univocally identifying it (example for KRR ). 3 2 nominal cartridge flow Valve accuracy +/- 5% to nominal flow Min. P Max. P P pg/5 [80202] 207 Red-White Valve orp. ll Rights Reserved

2 Mini ½ ¾ -L ½ -H ¾ ¾ Small (Standard Pressure Range) Small (High Pressure Range) KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR ¼ ½ 2 ¼ ½ 2 Medium (Standard Pressure Range) Medium (High Pressure Range) Large 2 -H KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR KRR pg2/5 [80202] 207 Red-White Valve orp. ll Rights Reserved

3 Dimension, Weight, v -FF * v Values refer to a valve without cartridge Size v * Valve Wt. art. Wt. [in] [in] [GPM] [lb] [lb] ½" ½ - 4 PT ½ -H ½ - 4 PT ¾"-L ¾ - 4 PT ¾" ¾ - 4 PT " -.5 PT ¼ -L ¼ -.5 PT ¼ ¼ -.5 PT ½ ½ -.5 PT PT H PT MF Size v * Valve Wt. art. Wt. [in] [in] [GPM] [lb] [lb] ½" ½ - 4 PT ½ -H ½ - 4 PT ¾"-L ¾ - 4 PT ¾" ¾ - 4 PT " -.5 PT ¼ -L ¼ -.5 PT ¼ ¼ -.5 PT ½ ½ -.5 PT PT H PT SS Size v * Valve Wt. art. Wt. ½" ½ -H ¾"-L ¾" " ¼ -L ¼ ½ H pg3/5 [80202] 207 Red-White Valve orp. ll Rights Reserved

4 -MS Size v * Valve Wt. art. Wt. ½" ½ - 4 PT ½"-H ½ - 4 PT ¾"-L ¾ - 4 PT ¾" ¾ - 4 PT " PT ¼ -L ¼ -.5 PT ¼ ¼ -.5 PT ½ ½ -.5 PT PT H PT PP Size v * Valve Wt. art. Wt. ½" ½"-H ¾" " MP Size v * Valve Wt. art. Wt. ½" 0.64 ½ - 4 PT ½"-H 0.64 ½ - 4 PT ¾" 0.89 ¾ - 4 PT " PT pg4/5 [80202] 207 Red-White Valve orp. ll Rights Reserved

5 Installation The valve must be installed with the flow matching the arrow marked on the valve body. To obtain the best performance: - Verify system is properly flushed prior to installing the cartridge - Use at least one strainer for each installation - Ensure water quality is in accordance with DVI Install the valve on a pipe with its same nominal size pg5/5 [80202] 207 Red-White Valve orp. ll Rights Reserved