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DKH 512

The DKH 512 is a flow and differential pressure controller with a wide range of applications. Perfect for use in district heating substations, central heating and air-conditioning systems. Compact, and featuring an electrophoretically painted ductile iron body for optimum rust protection, the DKH 512 also features two inline valves that keep noise to a minimum. A manual shut-off function ensures easy maintenance.

Informacije o proizvodima

Flow and differential pressure controller

The DKH 512 is a flow and differential pressure controller with a wide range of applications. Perfect for use in district heating substations, central heating and air-conditioning systems. Compact, and featuring an electrophoretically painted ductile iron body for optimum rust protection, the DKH 512 also features two inline valves that keep noise to a minimum. A manual shut-off function ensures easy maintenance.

Technical description

Application:

District heating substations, primary side, as well as in central heating and air-conditioning.
Heating and cooling systems with variable flow.

Function:

Differential pressure control over the load and flow control.
Closes at increasing flow or Δp.

Dimensions:

DN 15-80

Pressure class:

PN 25

Max. differential pressure (ΔpV):

1600 kPa = 16 bar

Pressure drop in the throttle (Fc):

12, 20 or 40 kPa.

Setting range:

Differential pressure fixed at 15, 40, 60 or 100 kPa.

Temperature:

Max. working temperature: 120°C
Min. working temperature: -10°C

Media:

Water and neutral fluids, water-glycol mixtures.

Material:

Valve body: Ductile iron EN-GJS-400
Diaphragms and gaskets: EPDM

Surface treatment:

Electrophoretic painting.

Marking:

TA, DN, PN, Kvs, Δp, Material and flow direction arrow.

Flanges:

DN 15-50 (optional): According to EN-1092-2:1997, type 16.
DN 65-80: According to EN-1092-2:1997, type 21.

Artikli

Aminacije

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