LK Armatur Our websites English
Close
0

Menu

Contact us

Our websites

Our websites

  • LK Armatur

    LK Armatur is a leading producer in Europe, manufactures millions of valves per year for the global HVAC market. Our solutions are based on a comprehensive view of how valves, control units, components and prefabricated products work together. Svenska English Deutsch Italiano

  • LK Systems

    LK Systems is the leading manufacturer of easy-to-install systems for heating and tap water distribution and pre-insulated pipes in the Nordics. Through our prefabrication factory, we also provide tailor-made solutions that simplify the installation process even further. Svenska English Norsk Suomi

  • LK Pex

    Our PEX Pipe Extrusion business area is an innovative manufacturer of high-quality plastic pipes for the heating and plumbing industry. Our core is the efficient, high-technology production process for crosslinked PE-Xa pipes, resulting in products with a unique combination of flexibility and hydrostatic strength. English

  • LK Group

    LK is a family-owned trading and production group, operating on a global scale within the HVAC-area. We are the market leader in Sweden and has an increasing sales of products, systems and solutions in the Nordic countries, Europe and the USA. Svenska English
LK 843 ThermoMix®

LK 843 ThermoMix®

  • Flange connection
  • Simple motorisation

LK 843 ThermoMix® is a 3-way valve which can be used as a mixing valve or as a diverting valve in heating systems.

LK 843 ThermoMix®

  • Variants
  • Detailed Information
  • Documentation
  • Accessories & Spare parts

Variants

LK 843 - Flange

LK 843 - Flange 9 variants

Article DN Kvs m³/h A mm B mm C mm D mm E mm F mm G mm H mm I mm J mm Weight (kg) Dimensional sketch Item List
182187 20 12,0 137 92 140 131 140 70 45 65 11.5 4 3.5
182188 25 18,0 142 92 140 136 150 75 50 75 11.5 4 4.0
182189 32 28,0 158 98 152 146 160 80 60 90 15 4 6.6
182190 40 44,0 163 98 157 146 175 88 65 100 15 4 7.2
182191 50 60,0 177 107 171 155 195 98 70 110 15 4 9.4
182192 65 90,0 187 107 181 155 200 100 80 130 15 4 11.5
182193 80 150,0 215 120 208 167 235 118 95 150 18 4 17.0
182194 100 225,0 233 128 228 177 265 133 105 170 18 4 22.5
182196 150 400,0 277 145 271 192 350 175 133 225 18 8 40.2

182187

DN 20
Kvs m³/h 12,0
A mm 137
B mm 92
C mm 140
D mm 131
E mm 140
F mm 70
G mm 45
H mm 65
I mm 11.5
J mm 4
Weight (kg) 3.5
Dimensional sketch
Item list

182188

DN 25
Kvs m³/h 18,0
A mm 142
B mm 92
C mm 140
D mm 136
E mm 150
F mm 75
G mm 50
H mm 75
I mm 11.5
J mm 4
Weight (kg) 4.0
Dimensional sketch
Item list

182189

DN 32
Kvs m³/h 28,0
A mm 158
B mm 98
C mm 152
D mm 146
E mm 160
F mm 80
G mm 60
H mm 90
I mm 15
J mm 4
Weight (kg) 6.6
Dimensional sketch
Item list

182190

DN 40
Kvs m³/h 44,0
A mm 163
B mm 98
C mm 157
D mm 146
E mm 175
F mm 88
G mm 65
H mm 100
I mm 15
J mm 4
Weight (kg) 7.2
Dimensional sketch
Item list

182191

DN 50
Kvs m³/h 60,0
A mm 177
B mm 107
C mm 171
D mm 155
E mm 195
F mm 98
G mm 70
H mm 110
I mm 15
J mm 4
Weight (kg) 9.4
Dimensional sketch
Item list

182192

DN 65
Kvs m³/h 90,0
A mm 187
B mm 107
C mm 181
D mm 155
E mm 200
F mm 100
G mm 80
H mm 130
I mm 15
J mm 4
Weight (kg) 11.5
Dimensional sketch
Item list

182193

DN 80
Kvs m³/h 150,0
A mm 215
B mm 120
C mm 208
D mm 167
E mm 235
F mm 118
G mm 95
H mm 150
I mm 18
J mm 4
Weight (kg) 17.0
Dimensional sketch
Item list

182194

DN 100
Kvs m³/h 225,0
A mm 233
B mm 128
C mm 228
D mm 177
E mm 265
F mm 133
G mm 105
H mm 170
I mm 18
J mm 4
Weight (kg) 22.5
Dimensional sketch
Item list

182196

DN 150
Kvs m³/h 400,0
A mm 277
B mm 145
C mm 271
D mm 192
E mm 350
F mm 175
G mm 133
H mm 225
I mm 18
J mm 8
Weight (kg) 40.2
Dimensional sketch
Item list

Detailed Information

Description

LK 843 ThermoMix® is a 3-way valve which can be used as a mixing valve or as a diverting valve in heating systems.

The valve can be mounted at any angle.
LK 843 ThermoMix® can easily be adapted for right-or left-hand mounting.

Technical Data

Working temperature: Min. 2 °C/Max. 110 °C
Max. working pressure: 0.6 MPa (6 bar)
Max. differential pressure: 50 kPa (0,5 bar)
Leakage: Diverting 0,75% of Kvs, Mixing 1,5% of Kvs
Angle of rotation: 90°/360°
Torque: 5 Nm (DN20-50)
10 Nm (DN65-100)
15 Nm (DN125-150)
Media 1: Water - Glycol mixture max. 50%
Material, valve body: Cast Iron EN 1561 EN-GJL-250
Material, slide/spindle: Stainless Steel EN 1.4301 (304) (DN100-150)
Other data: Media pH Min. 7/Max. 10
Other data: Connection Flange PN6
Material, sealing: EPDM

Application

Technical Diagrams

Valve Characteristics

Capacity diagram

Documentation

Product sheet

LK 843 ThermoMix®

Accessories & Spare parts

Article no. Article Position
187333 Sealing kit 843, DN 20-25 1
187334 Sealing kit 843, DN 32-40 1
187335 Sealing kit 843, DN 50-65 1
187336 Sealing kit 843, DN 80 1
187337 Sealing kit 843, DN 100-125 1
187338 Sealing kit 843, DN 150 1