V55A,B FLANGED LINEAR VALVE PN16 AND PN25/4 GENERAL These three-port mixing s are used for modulating control of hot/chilled water or steam in heating, ventilation, and air conditioning systems and can be operated by electric linear s ML642/ML6425, ML742/ML7425, and ML6421/ML7421 or by pneumatic MP953. FEATURES PRODUCT DATA Cast iron body with flanged end connections Low seat leakage rate Metal-to-metal seating for long life span Self-adjusting packing Accurate positioning to ensure state-of-the-art temperature control Easy mounting of direct-coupled electric and pneumatic s Constant total flow throughout entire plug travel SPECIFICATIONS Action Stem up to close port A-AB Nominal pressure rating PN16, PN25/4 Flow characteristic linear for ports A-AB and B-AB Rangeability 5:1 Leakage rate.1 % of k VS port A-AB.1 % of k VS port B-AB Stroke 2 mm 15...8 38 mm...15 Valve body End connections Flanged per ISO 75-2 Material Cast iron (GG25) PN16 Cast steel (GS-C25) PN25/4 Dimensions See Fig. 1. Trim Seat Stainless steel, replaceable Plug Stainless steel, skirt-guided Stem Stainless steel Packing Spring-loaded PTFE V-rings Medium temperature and max. pressure PN16 2... C; max. kpa... 15 C; max. 144 kpa 15... 2 C; max. 128 kpa 2... C; max. kpa PN25/4 2... C; max. 4 kpa... 15 C; max. 392 kpa 15... 2 C; max. 38 kpa 2... C; max. 372 kpa Maximum temperature differential in alternating hot/cold water use 6 K U.S Registered Trademark Copyright 213 Honeywell Inc. All Rights Reserved ENB-413GE51 R413
V55A,B FLANGED LINEAR VALVE PN16, PN25/4 PRODUCT DATA SIZES AND FLOW CAPACITIES order number size k VS V55A1124 15 2.5 V55A1132 15 4. V55A114 2 6.3 V55A1157 25 1. V55A1165 32 16. V55A1173 PN25/4 4 25. V55A1181 5 4. V55A1199 65 63. V55A7 8. V55A1215. V55B1155*. V55A19. V55A118 125 25. V55A1116 15 36. PN16 V55B164*. V55B172* 125 25. V55B18* 15 36. * Reverse acting, only available on special request. INSTALLATION Water should meet VDI 235 requirements. Do not install with stem below the horizontal. Fluid flow must correspond with the arrow direction on the body. The installation of a strainer is strongly recommended. REPAIR PACKING KIT Part No.: ACTUATORS Electric Actuators size model 6 N ML642A ML742A R431767554 (15...8) R431767555 (...15) 15-8 Pneumatic Actuators size 15-8 -15 6 N spring return ML6425A,B ML7425A,B 15-8 ML6421A ML6421A 18 N action model size direct reverse MP953A 5, 8 x MP953B 7 x MP953C 5, 8 x MP953D 7 x -15 ML6421B ML6421B positioner yes no MP953A 13 x yes MP953C 13 x no ENB-413GE51 R413 2
V55A,B FLANGED LINEAR VALVE PN16, PN25/4 PRODUCT DATA CLOSE OFF PRESSURE RATINGS in kpa Electric Actuators size model force 15 2 25 32 4 5 65 8 125 15 ML642A, ML6425A,B ML742A, ML7425A,B 6 N 6 35 2 5 - - - ML6421A,B ML7421A,B 18 N 25 25 25 2 13 75 5 23 23 9 9 Pneumatic Actuators size model spring range air pressure in closed seat 15 2 25 32 4 5 65 8 125 15 MP953 A,C; (5 ) 41 41 41 7 23 - - - - - - - MP953 C; (5 ) 55-83 kpa (8-12 PSI) 55 55 55 31 11 18 5 - - - - - - MP953C; (8 ) 14-48 kpa (2-7 PSI) 37 37 37 2 11 4 57 - - - - - MP953A,C; (8 ) 98 15 98 15 98 15 57 89 34 54 18 29 18 4 8 - - - MP953C; (8 ) 55-83 kpa (8-12 PSI) kpa 115 kpa upper lower 1 1 1 13 7 82 42 45 28 13 14 6 - - - MP953C; (13 ) 14-48 kpa (2-7 PSI) - - - - - - - - 9 62 3 25 3 25 MP953A,C; (13 ) - - - - - - - - 23 32 9 9 MP953D; (7 ) 88 53 88 53 88 53 51 3 3 17 8 9 4 - - - - MP953B,D; (7 ) 55-9 kpa (8-13 PSI) 68 13 68 13 68 13 39 8 23 44 11 26 6 2 7 - - - 3 ENB-413GE51 R413
V55A,B FLANGED LINEAR VALVE PN16, PN25/4 PRODUCT DATA DIMENSIONS Valve Electric Actuators 135x(161) stroke Y1,2,3 B Y1 Y2 Without stem extension for ML642/25 ML742/25 M6421, M7421 MP953A,C 5 MP953B,D With stem extension for MP953A,C 8 Y3 With stem extension for MP953A,C 13 C 242 135x(161) 67.4 233 322 (with High-Temperature Kit: 42 mm) 67.4 284 141 364 (with High-Temperature Kit: 444 mm) 141 A ML642A / ML742A ML6425A,B / ML7425A,B Fig. 2. ML642A / ML742A, ML6425A,B / ML7425A,B Fig. 1. V55A,B (dimensions in mm) size A B C Y 1 * Y 2 * Y 3 * 15 13 2 15 126 25 32 18 135 4 2 14 17 151-5 23 155 15 65 29 165 8 31 181 35 184 125 4 245 17.5-227 219 15 48 27 * = Adjustment dimension. Port A-AB closed. 64 178x (178) Two knock-outs are provided for cable fitting: 21.2 (PG13.5) / 22.8 (PG16), 18.9 (PG11) 142 239 264 36 Fig. 3. ML6421A/ML7421A (dimensions in mm) ENB-413GE51 R413 4
V55A,B FLANGED LINEAR VALVE PN16, PN25/4 PRODUCT DATA Pneumatic Actuators 64 178x (178) E H K E H 7 F F 5 G G 5 Two knock-outs are provided for cable fitting: 21.2 (PG13.5) / 22.8 (PG16), 18.9 (PG11) 24 31 326 43 MP953A,C MP953B,D Fig. 5. MP953A,C/MP953B,D (dimensions in mm) model E F G H K MP953A, 5 192 - - 13 MP953C, 5 - - MP953A, 8 237 - - 21 14 MP953C, 8-165 - MP953A, 13 327 - - 343 2 MP953A, 13-255 - MP953B 242-17 18 MP953D - 137 - Fig. 4. ML6421B/ML7421B (dimensions in mm) 5 ENB-413GE51 R413
V55A,B FLANGED LINEAR VALVE PN16, PN25/4 PRODUCT DATA Manufactured for and on behalf of the Environmental and Combustion Controls Division of Honeywell Technologies Sàrl, Rolle, Z.A. La Pièce 16, Switzerland by its Authorized Representative: Automation and Control Solutions Honeywell GmbH Böblinger Strasse 17 7111 Schönaich, Germany Phone: (49) 731 6371 Fax: (49) 731 637493 http://ecc.emea.honeywell.com Subject to change without notice. Printed in Germany ENB-413GE51 R413