The HONEYWELL VFF2FW1Y2B/M is a 2-way, 2 inch resilient-seat flanged butterfly valve with 144 Cv at 90 (61 Cv at 60) and 175 psid close-off. These resilient seat two-way valves provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems.
Sizes From 2 To 20 in With ANSI Class 125/150 Lug Pipe Connections
Bi-Directional Flow
Extended Neck For 2 in Of Pipe Insulation
Product Highlights
The Honeywell butterfly valve features a polyester-coated cast iron body, peroxide cured EPDM resilient seat, and a 416 stainless steel stem. Suitable for hot water and chilled water-glycol solutions.
Product Information
Standard Information
Brand: HONEYWELL
Manufacturer Part Number: VFF2FW1Y2B/M
Technical Specifications
Service
Hot Water And Chilled Water-Glycol Solutions
Close-Off Pressure
175 psi
Flow Characteristic
Equal Percentage
Operating Temperature
-40 F To 250 F (-40 C To 121 C)
Pipe Size (inch)
2 in.
Pipe Size (DN)
DN50
Body Pattern
2 way (NC, NC/NO; NSR)
Maximum Differential Pressure Ratings (Close-off) (psi)
175 psi
Maximum Differential Pressure Ratings (Close-off) (kPa)
1206 kPa
Actuator Control Type
Electric modulating
Actuator Selection
Non-Spring Return Modulating control
Valve Action
Normally Closed, convertible to Normally Open with Spring Return DCA