Mixing Valve

LK 842 ThermoMix® P

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Flange connection

Simple motorisation

VALVE CHARACTERISTICS

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10.0

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CAPACITY DIAGRAM

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1.0

Kvs (m3/h)

5.5

100.0

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0.1

1.0

10.0

Pressure drop (kPa)

LK 842 ThermoMix® P is a 4-way mixing valve for mounting on

heating boilers.

LK 842 ThermoMix® P is suitable for motorization.

The valve can be mounted at any angle. LK 842 ThermoMix® P

can easily be adapted for right- or left-hand mounting.

83

TECHNICAL DATA

Angle of rotation

90°

Torque

< 1 Nm

Leakage

< 1.5% of Kvs at 50 kPa

Max. working pressure

1.0 MPa (10 bar)

Max. differential pressure

50 kPa (0,5 bar)

Working temperature

Min. 5 °C/Max. 110 °C

(120 °C briefly)

Ambient temperature

Min. 5 °C/Max. 60 °C

Thread standard

G - male thread

Media

Water - Glycol mixture max. 50%

Ethanol mixture max. 30%

Material valve body

Brass EN 1982 CB753S

Material internal cover

PPS Composite

Material external cover

Aluminium

Material slide/spindle

Brass EN 12165 CW617N

Material sealing

EPDM

Spindle sealing

Two O-rings

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