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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®
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 |
|
Article 182187
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 |
Article 182188
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 |
Article 182189
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 |
Article 182190
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 |
Article 182191
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 |
Article 182192
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 |
Article 182193
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 |
Article 182194
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 |
Article 182195
A mm | 259 |
B mm | 139 |
C mm | 253 |
D mm | 187 |
E mm | 300 |
F mm | 150 |
G mm | 120 |
H mm | 200 |
I mm | 18 |
J mm | 8 |
Article 182196
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 |
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
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 |
LK 843 ThermoMix® is a 3-way valve which can be used as a mixing valve or as a diverting valve in heating systems.
Valve Characteristics
Capacity diagram
LK 843 - Flange
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) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 |
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 |