VFF2JV1Y2D/M - 2-way, 4 inch resilient-seat flanged butterfly valve with 841 Cv and 50 psid - Quad Industry GmbH

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, Canadian Standards Association

C/US C22.2 No. 24-93

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

Approvals, C-Tick

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 floating, Electric modulating, Spring Return Floating/Modulating control

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)