Danfoss VFQ 2 Flow-Limiting Globe Valve Body DN125 PN 40 Kvs 160 m³/h (2-Way flanged)

Danfoss VFQ 2 two-way flanged globe (seat) valve body, OEM order code 065B2686. Nominal size DN125, pressure class PN 40, flow coefficient Kvs 160 m³/h. VFQ 2 is the flow-limiting valve body (function "Pressure relief", product group "Pressure flow controllers"): combined with a matched self-acting AFQ actuator, or an AFQ / electric AMV / AME actuator, it forms a flow limiter or flow controller. GS-C 25 body with stainless-steel, mat. no. 1.4404 cone, linear optimized flow characteristic, 20 mm stroke, spindle normally open. Rated for district heating media at 2 °C to 200 °C, maximum differential pressure 15 bar. Data quoted verbatim from store.danfoss.com (code 065B2686).

Brand

Danfoss

Part number

065B2686

Type

VFQ 2

Product group

Pressure flow controllers

Application

District Heating

Valve size

DN 125

Pressure class

PN 40

Nominal pressure

40 bar

Kvs value

160 m³/h

Connection type

Flange

Number of ports

2

Function

Pressure relief

Flow characteristic

Linear optimized

Spindle position

Normally open

Stroke

20 mm

Differential pressure (max)

15 bar

Cavitation factor

0.35

Media temperature

2 °C to 200 °C

Permissible media

District heating/cooling circulation water

Medium alternative

Glycolic water up to 30%

Media pH range

7 to 10

Leakage through port (max)

0.03 % Kvs

Valve body material

GS-C 25

Valve cone material

Stainless steel, mat. No. 1.4404

Net weight

86.5 Kilogram

Gross weight

86.5 Kilogram

EAN

5702421809501

HS code

8481.80 (taps, cocks, valves for pipes)

Size / Series

DN 125

Material

GS-C 25; cone Stainless steel, mat. No. 1.4404

Pressure Rating

PN 40 (40 bar); max differential pressure 15 bar

Temperature Range

2 °C to 200 °C

HS Code

8481.80