CATALOG 2nd Edition
DRAFT 09.18.2013 Service and installation must be performed by a trained/experienced service technician. All products used with combustible gas must be installed and used strictly in accordance with the instructions of the Original Equipment Manufacturer (OEM) and with all applicable government codes and regulations, e.g. plumbing, mechanical, and electrical codes and practices. Maxitrol products should be installed and operated in accordance with Maxitrol Safety Warning Instructions.
DRAFT 09.18.2013 325-L SERIES Lever Acting Design with OPDs for 5 psi Piping Systems M axitrol’s 325-L Series line pressure regulators with OPDs are for use on piping systems up to 5 psi. The regulator reduces pounds pressure to a level within the appliance or equipment’s operating supply range. The line regulator is located upstream of equipment already fitted with an appliance regulator. 325-3L47 Specifications Pipe Sizes.....................................
DRAFT 09.18.2013 LINE REGULATORS ® C US Capacities Capacities expressed in CFH (m3/h) @ 0.64 sp gr gas Model Number Pipe Size 325-3L47 3/8” x 3/8” 325-3L47 1/2” x 1/2” 325-3L48 1/2” x 1/2” 325-5L48 1/2” x 1/2” 325-5L48 3/4” x 3/4” 325-5L600 3/4” x 3/4” 325-5L600 1” x 1” 325-7AL210D 1 1/4” x 1 1/4” 325-7AL210D 1 1/2” x 1 1/2” 325-9L210E 1 1/2” x 1 1/2” 325-9L210E 2” x 2” Operating Inlet Pressure Outlet Pressure Set Point 1/2 psi (3.4 kPa) 3/4 psi (5.2 kPa) 1 psi (6.
DRAFT 09.18.2013 325-L SERIES Lever Acting Design with OPDs for 5 psi Piping Systems Pressure Drop Pressure Drop expressed in CFH (m3/h) @ 0.64 sp gr gas Model Number Pipe Size Pressure Drop 7” w.c. (1.7 kPa) 1/2 psi (3.4 kPa) 3/4 psi (5.2 kPa) 325-3L47 3/8” x 3/8” 130 (3.6) 185 (5.2) 225 (6.3) 325-3L47 1/2” x 1/2” 135 (3.8) 195 (5.4) 235 (6.6) 325-3L48 1/2” x 1/2” 160 (4.5) 225 (6.3) 275 (7.7) 325-5L48 1/2” x 1/2” 315 (8.8) 450 (12.6) 545 (15.4) 325-5L48 3/4” x 3/4” 325 (9.
DRAFT 09.18.2013 LINE REGULATORS Lever Acting Design With OPD 6 1 7 2 13 14 8 9 10 3 11 18 19 20 21 15 16 17 22 23 4 24 5 12 25 NOTE: Diagrams are graphical representations only and may differ from actual product.
DRAFT 09.18.2013 325-L SERIES Lever Acting Design with OPDs for 5 psi Piping Systems Dimensions Model Vent Connection Pipe Size Dimensions Swing Radius A B C 325-3L: 1/8” OPD47: Integral 3” (76 mm) 3.5” (89 mm) 8” (203 mm) 3.9” (99 mm) 1/2” 325-3L: 1/8” OPD48: 1/8” 3” (76 mm) 3.5” (89 mm) 8.5” (216 mm) 3.9” (99 mm) 325-5L48 1/2”, 3/4” 325-5L: 3/8” OPD48: 1/8” 4.4” (112 mm) 5.3” (135 mm) 10” (254 mm) 5.4” (137 mm) 325-5L600 3/4”, 1” 325-5L: 3/8” OPD600: 1/8” 4.4” (112 mm) 5.
DRAFT 09.18.2013 LINE REGULATORS A A 325-5L600 325-7AL210D A 325-9L210E © 2015 Maxitrol Company. All Rights Reserved.
Maxitrol Company 23555 Telegraph Rd., PO Box 2230 Southfield, MI 48037-2230 GPR_MS_EN_10.2015 www.maxitrol.
