850 ThermoMix H

LK 850 ThermoMix® H is a 3-way mixing valve with integrated, adjustable bypass. The bypass can be adjusted up to 50% of the total valve flow.

LK 850 ThermoMix® H is suitable for motorization.

The valve can be mounted at any angle. LK 850 ThermoMix® H can easily be adapted for right- or left-hand mounting.

The valve requires no maintenance but the installation should be checked regularly.

Technical Data

Angle of rotation:	90°
Torque:	< 3 Nm
Leakage:	< 1% 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 1:	Water – Glycol mixture max. 50% Ethanol mixture max. 30%
Material, valve body:	Brass EN 12165 CW617N
Material, external cover:	Brass EN 12165 CW617N
Material, slide/spindle:	Brass EN 12165 CW617N
Material, sealing:	EPDM
Spindle sealing:	Two O-rings

Article	Dim.	Kvs m³/h	A mm	B mm	C mm	Weight (kg)	Dimensional sketch	Item List
181144	M 1½”	8,0	125	82	62	1.5