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Environmental & Combustion Controls
> Butterfly Valves > VFF2
VFF2JV1Y2C
2-way, 4 inch resilient-seat flanged butterfly valve, 841 Cv at 90
(274 Cv at 60), 50 psid close-off, SR 2-Position, 24 Vac control,
NEMA 2 housing. Replaces Tyco VF5204UH7
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Product Specifications Literature and
Documents
Overview
Resilient seat two-way valves provide control for HVAC system
applications including chilled water, hot water, cooling tower water,
thermal storage systems, and steam.
Product Specifications Back To Top
Description 2-way, 4 inch resilient-seat flanged butterfly valve, 841
Cv at 90 (274 Cv at 60), 50 psid close-off, SR 2-Position, 24 Vac
control, NEMA 2 housing. Replaces Tyco VF5204UH7
Pipe Size (inch) 4 in.
Pipe Size (DN) DN100
Body Pattern 2 way (NC, NC/NO; NSR)
Maximum Differential Pressure Ratings (Close-off) (psi) 50 psi
Maximum Differential Pressure Ratings (Close-off) (kPa) 345 kPa
Actuator Control Type Electric 2-position
Actuator Selection Spring Return 2-Position, 24 Vac
Valve Action Normally Closed, convertible to Normally Open with Spring
Return DCA
Type of Enclosure NEMA 2 housing
Flow Characteristic Modified Equal Percent
Controlled Medium Chilled or hot water with up to 50% Glycol
Capacity at 60 degrees stroke (Cv) 274 Cv
Capacity at 60 degrees stroke (kvs) 237 kvs
Capacity at 90 degrees stroke (Cv) 841 Cv
Capacity at 90 degrees stroke (kvs) 727 kvs
Connection Type Lugged
Mounting ANSI Flanged
Static Pressure Rating (max) (psi) 250 psi
Static Pressure Rating (max) (kPa) 1724 kPa
Actuator Ambient Temperature Ratings (F) -40 F to 140 F
Actuator Ambient Temperature Ratings (C) -40 C to 60 C
Temperature Range (F) -40 F to 250 F
Temperature Range (C) -40 C to 121 C
Materials (Body) Polyester-coated cast iron ASTM A126 Class B
Materials (Seat) Peroxide-cured EPDM resilient seat
Materials (Stem) 416 stainless steel
Materials (Plug/Ball/Disc) Nylon 11-coated ductile iron
Radius (in.) 4-1/16 in.
Radius (mm) 104 mm
Neck (in.) 7 in.
Neck (mm) 178 mm
Thickness (in.) 2 in.
Thickness (mm) 51 mm
Number of Flange Bolts 8
Flange Bolt Thread 5/8 in. -11 pitch
Weight (lb) 22.1 lb
Weight (kg) 10 kg
Assembly Length (in.) 9-13/16 in.
Assembly Length (mm) 249 mm
Assembly Height (in.) 14-1/16 in.
Assembly Height (mm) 358 mm
Assembly Width (in.) 8-1/8 in.
Assembly Width (mm) 208 mm
Approvals, Underwriters Laboratories Inc UL873, Plenum Rated
Approvals, CE 89/336/ECC, 73/23/EEC
Approvals, C-Tick N314
Approvals, Canadian Standards Association C/US C22.2 No. 24-93
Literature and other Resources Download
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Product Data - (VFF1, VFF2, VFF3, VFF6 Resilient Seat Butterfly Valves
with Flanged Connections)
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Welcome
Category: SUPPLIER DIRECTORY => HONEYWELL, INC
February 2009
> Butterfly Valves > VFF2
Commercial Building Controls : Valves and Valve Actuators : Butterfly Valves : VFF2 : VFF2JV1Y2C/M
2-way, 4 inch resilient-seat flanged butterfly valve with 841 Cv and 50 psid
Overview
Resilient seat two-way valves provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems.
Product Specifications
- Dimensions (in.)
- Assembly--Length: 9-13/16 in.; Height: 14-1/16 in.; Width: 8-1/8 in.; Neck: 7 in.; Radius; 4-1/16 in.
- Dimensions (mm)
- Assembly--Length: 249 mm; Height: 358 mm; Width: 208 mm; Neck: 178 mm; Radius; 104 mm
- Weight (lb)
- 22.1 lb
- Weight (kg)
- 10 kg
- Mounting
- ANSI Flanged
- Approvals, Underwriters Laboratories Inc.
- UL873, Plenum Rated
- Approvals, CSA
- C/US C22.2 No. 24-93
- Voltage
- 24 Vac
- Shipping and Storage Temperature Range (F)
- -40 F to 250 F
- Shipping and Storage Temperature Range (C)
- -40 C to 121 C
- Approvals, CE
- 89/336/ECC, 73/23/EEC
- Enclosure
- NEMA 2 housing
- Ambient Temperature Range (F)
- Actuator-- -40 F to 140 F
- Ambient Temperature Range (C)
- Actuator-- -40 C to 60 C
- Regulatory Compliance Mark
- N314
- Connection Type
- Lugged
- Body Pattern
- 2 way (NC, NC/NO; NSR)
- Pipe Size (inch)
- 4 in.
- Pipe Size (DN)
- DN100
- Maximum Differential Pressure Ratings (Close-off) (psi)
- 50 psi
- Maximum Differential Pressure Ratings (Close-off) (kPa)
- 345 kPa
- Capacity (Cv)
- at 60 degrees stroke--274 Cv; at 90 degrees stroke--841 Cv
- Capacity (Kv)
- at 60 degrees stroke--237 kvs; at 90 degrees stroke--727 kvs
- Valve Action
- Normally Closed, convertible to Normally Open with Spring Return DCA
- Valve Type
- Butterfly
- Controlled Fluid
- Chilled or hot water with up to 50% Glycol. Not for use with steam or fuels.
- Materials (Body)
- Polyester-coated cast iron ASTM A126 Class B
- Materials (Seat)
- Peroxide-cured EPDM resilient seat
- Materials (Stem)
- 416 Stainless Steel
- Flow Characteristic
- Modified Equal Percent
- Actuation
- Electric 2-position, Spring Return 2-Position, 24 Vac
- Static Pressure Rating (psi)
- 250 psi Maximum
- Static Pressure Rating (kPa)
- 1724 kPa Maximum
- Flange Bolts
- 8, Flange Bolt Thread--5/8 in. -11 pitch
- Materials (Plug/Ball/Disc)
- Nylon 11-coated ductile iron (optional: Aluminum, bronze, and stainless steel)
