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Overview

Resilient seat three-way mixing/diverting butterfly valves provide control for heating, ventilating and air conditioning (HVAC) systems. Applications include chilled water, hot water, cooling tower water and thermal storage systems.

Product Specifications

Application
HVAC
Includes
Position Indication ; Hand Wheel for manual operation
Item Type
Product
Mounting
ANSI Class 125/150 flange compatible
Frequency
50 Hz ; 60 Hz
Approvals, Canadian Standards Association
C/US Certified
Voltage
120 Vac
Approvals, CE
Certified
Enclosure
NEMA 4X IP66/67 with heater
Ambient Temperature Range (F)
Actuator-- -22 F to 150 F
Ambient Temperature Range (C)
Actuator-- -30 C to 65 C
Connection Type
Lugged
Body Pattern
3-way (Mixing or Diverting)
Pipe Size (inch)
18 in.
Pipe Size (DN)
DN450
Fluid Temperature (C)
-30 C to 121 C
Fluid Temperature (F)
-22 F to 250 F
Maximum Differential Pressure Ratings (Close-off) (psi)
150 psi
Maximum Differential Pressure Ratings (Close-off) (kPa)
1034 kPa
Capacity (Cv)
at 60 degrees stroke--8320 Cv; at 90 degrees stroke--21705 Cv
Capacity (Kv)
at 60 degrees stroke--7197 kvs; at 90 degrees stroke--18775 kvs
Valve Type
Butterfly
Controlled Fluid
Chilled or hot water with up to 60% Glycol. Not for use with steam or fuels.
Materials (Body)
Epoxy powder coated ductile iron ASTM A536
Materials (Seat)
EPDM
Materials (Stem)
416 stainless steel
Flow Characteristic
Modified Linear
Actuation
MBP6HESH/U Two-Position and Floating, fail-in-place, actuator included
Static Pressure Rating (psi)
232 psi
Static Pressure Rating (kPa)
1600 kPa
Flange Bolts
16, Flange Bolt Thread--1.125 in. -7 pitch
Materials (Plug/Ball/Disc)
304 stainless steel
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