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LK 820 ThermoVar®
LK 820 - Female thread 11 variants
| Article | Opening temp. °C | Dim. | Kvs m³/h | A mm | B mm | C mm | D mm | E mm | Weight (kg) | Dimensional sketch | Item List |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 180493 | 45 | F 1" | 9.0 | 82 | 41 | 67 | 21 | 35 | 0.7 |
|
|
| 180500 | 55 | F ¾" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 |
|
|
| 180501 | 55 | F 1" | 9.0 | 82 | 41 | 67 | 21 | 35 | 0.7 |
|
|
| 180502 | 55 | F 1¼" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 |
|
|
| 180508 | 61 | F ¾" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 |
|
|
| 180509 | 61 | F 1" | 9.0 | 82 | 41 | 67 | 21 | 35 | 0.7 |
|
|
| 180510 | 61 | F 1¼" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 |
|
|
| 180517 | 66 | F 1" | 9.0 | 82 | 41 | 67 | 21 | 35 | 0.7 |
|
|
| 180525 | 72 | F 1" | 9.0 | 82 | 41 | 67 | 21 | 35 | 0.7 |
|
|
| 180526 | 72 | F 1¼" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 |
|
|
| 180534 | 80 | F 1¼" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 |
|
180493
| Opening temp. °C | 45 |
| Dim. | F 1" |
| Kvs m³/h | 9.0 |
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180500
| Opening temp. °C | 55 |
| Dim. | F ¾" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180501
| Opening temp. °C | 55 |
| Dim. | F 1" |
| Kvs m³/h | 9.0 |
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180502
| Opening temp. °C | 55 |
| Dim. | F 1¼" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Dimensional sketch | |
| Item list |
|
180508
| Opening temp. °C | 61 |
| Dim. | F ¾" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180509
| Opening temp. °C | 61 |
| Dim. | F 1" |
| Kvs m³/h | 9.0 |
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180510
| Opening temp. °C | 61 |
| Dim. | F 1¼" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Dimensional sketch | |
| Item list |
|
180517
| Opening temp. °C | 66 |
| Dim. | F 1" |
| Kvs m³/h | 9.0 |
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180525
| Opening temp. °C | 72 |
| Dim. | F 1" |
| Kvs m³/h | 9.0 |
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Dimensional sketch | |
| Item list |
|
180526
| Opening temp. °C | 72 |
| Dim. | F 1¼" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Dimensional sketch | |
| Item list |
|
180534
| Opening temp. °C | 80 |
| Dim. | F 1¼" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Dimensional sketch | |
| Item list |
|
Other temperatures and dimensions on request.
Article 180491
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180492
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180493
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180494
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180499
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180500
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180501
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180502
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180507
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180508
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180509
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180510
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180515
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180516
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180517
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180518
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180523
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180524
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180525
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180526
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180531
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180532
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180533
| A mm | 82 |
| B mm | 41 |
| C mm | 67 |
| D mm | 21 |
| E mm | 35 |
Article 180534
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
LK 820 - Male thread 10 variants
| Article | Dim. | Kvs m³/h | A mm | B mm | C mm | D mm | E mm | Weight (kg) | Opening temp. °C | Dimensional sketch | Item List |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 180503 | M ¾" | 4.0 | 80 | 40 | 66 | 21 | 35 | 0.7 |
|
||
| 180504 | M 1" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 |
|
||
| 180505 | M 1¼" | 9.0 | 84 | 42 | 68 | 21 | 35 | 0.7 |
|
||
| 180506 | M 1½" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 |
|
||
| 180512 | M 1" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 | 61 |
|
|
| 180513 | M 1¼" | 9.0 | 84 | 42 | 68 | 21 | 35 | 0.7 | 61 |
|
|
| 180514 | M 1½" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 | 61 |
|
|
| 180520 | M 1" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 | 66 |
|
|
| 180528 | M 1" | 6.0 | 80 | 40 | 66 | 21 | 35 | 0.7 | 72 |
|
|
| 180530 | M 1½" | 12.0 | 84 | 42 | 68 | 24 | 39 | 0.8 | 72 |
|
180503
| Dim. | M ¾" |
| Kvs m³/h | 4.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | |
| Dimensional sketch | |
| Item list |
|
180504
| Dim. | M 1" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | |
| Dimensional sketch | |
| Item list |
|
180505
| Dim. | M 1¼" |
| Kvs m³/h | 9.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | |
| Dimensional sketch | |
| Item list |
|
180506
| Dim. | M 1½" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Opening temp. °C | |
| Dimensional sketch | |
| Item list |
|
180512
| Dim. | M 1" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | 61 |
| Dimensional sketch | |
| Item list |
|
180513
| Dim. | M 1¼" |
| Kvs m³/h | 9.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | 61 |
| Dimensional sketch | |
| Item list |
|
180514
| Dim. | M 1½" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Opening temp. °C | 61 |
| Dimensional sketch | |
| Item list |
|
180520
| Dim. | M 1" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | 66 |
| Dimensional sketch | |
| Item list |
|
180528
| Dim. | M 1" |
| Kvs m³/h | 6.0 |
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.7 |
| Opening temp. °C | 72 |
| Dimensional sketch | |
| Item list |
|
180530
| Dim. | M 1½" |
| Kvs m³/h | 12.0 |
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
| Weight (kg) | 0.8 |
| Opening temp. °C | 72 |
| Dimensional sketch | |
| Item list |
|
Other temperatures and dimensions on request.
Article 180495
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180496
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180497
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180498
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180503
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180504
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180505
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180506
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180511
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180512
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180513
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180514
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180519
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180520
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180521
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180522
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180527
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180528
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180529
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180530
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 180535
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180536
| A mm | 80 |
| B mm | 40 |
| C mm | 66 |
| D mm | 21 |
| E mm | 35 |
Article 180537
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 21 |
| E mm | 35 |
Article 180538
| A mm | 84 |
| B mm | 42 |
| C mm | 68 |
| D mm | 24 |
| E mm | 39 |
Article 182325
| A mm | 124 |
| B mm | 62 |
| C mm | 98 |
| D mm | 30 |
| E mm | 66 |
Article 182326
| A mm | 124 |
| B mm | 62 |
| C mm | 98 |
| D mm | 30 |
| E mm | 66 |
Article 182327
| A mm | 124 |
| B mm | 62 |
| C mm | 98 |
| D mm | 30 |
| E mm | 66 |
Article 182328
| A mm | 124 |
| B mm | 62 |
| C mm | 98 |
| D mm | 30 |
| E mm | 66 |
Article 182329
| A mm | 124 |
| B mm | 62 |
| C mm | 98 |
| D mm | 30 |
| E mm | 66 |
LK 820 - Compression fitting 1 artikel
| Article | Opening temp. °C | Dim. | Kvs m³/h | A mm | B mm | C mm | D mm | E mm | Weight (kg) | Dimensional sketch | Item List |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 181125 | 61 | 22 mm | 6.0 | 114 | 57 | 83 | 21 | 35 | 0.8 |
|
181125
| Opening temp. °C | 61 |
| Dim. | 22 mm |
| Kvs m³/h | 6.0 |
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
| Weight (kg) | 0.8 |
| Dimensional sketch | |
| Item list |
|
Other temperatures and dimensions on request.
Article 181118
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181119
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181120
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Article 181121
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181122
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181123
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Article 181124
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181125
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181126
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Article 181133
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181134
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181135
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Article 181127
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181128
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181129
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Article 181130
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181131
| A mm | 114 |
| B mm | 57 |
| C mm | 83 |
| D mm | 21 |
| E mm | 35 |
Article 181132
| A mm | 120 |
| B mm | 60 |
| C mm | 86 |
| D mm | 21 |
| E mm | 35 |
Description
LK 820 ThermoVar® is a 3-way thermic loading valve for solid fuel/storage tank installations. The valve is intended to ensure both an optimal temperature stratification in the storage tank and a high return temperature to the boiler, thus incresasing the efficiency of the system. Tarring and condensation are prevented which prolongs boiler life.
LK 820 can be equipped with an insulation - see under Accessories. For more information, please see the product sheet for insulations.
The valve can be mounted at any angle. LK 820 ThermoVar® can easily be adapted for right- or left-hand mounting. The valve can be installed in three different positions. In the standard version the valve is intended for installation in position II. It can easily be adapted for installation in position I.
Technical Data
| Max. working pressure: | 1.0 MPa (10 bar) |
| Working temperature: |
(45 - 55 °C) Min. 5 °C/Max. 95 °C (61 - 80 °C) Min. 5 °C/Max. 110 °C |
| Opening temperature: | 45 °C, 55 °C, 61 °C, 66 °C, 72 °C or 80 °C |
| Ambient temperature: | Min. 5 °C/Max. 60 °C |
| Thread standard: | Rp - female thread, G - male thread |
| Media: | Water - Glycol mixture max. 50% |
| Material, valve body: | Brass EN 12165 CW617N |
| Material, external cover: | Brass EN 12165 CW617N, M 2" - Coated Aluminium |
| Material, sealing: | EPDM |
Application
Position I
Position II
Position III
Technical Diagrams
CAPACITY DIAGRAM
Product sheet
LK 820 ThermoVar®
Instruction manual
820 ThermoVar Pos. I _ II - Instruction_048313
Instruction manual
820 ThermoVar Pos III - Instruction_148475
Instruction manual
Insulation 820, 821, 822, 840, 841 - Instruction_148693
Certificate/Type approval
CE Declaration of Conformity - 820, 821, 823, 825.pdf
| Article no. | Article | Position |
|---|---|---|
| 187025 | Thermostatic element 820, 45 °C | 1 |
| 187026 | Thermostatic element 820, 55 °C | 1 |
| 187027 | Thermostatic element 820, 61 °C | 1 |
| 187028 | Thermostatic element 820, 66 °C | 1 |
| 187029 | Thermostatic element 820, 72 °C | 1 |
| 187030 | Thermostatic element 820, 80 °C | 1 |
| 187107 | Insulation, DN 15-20 | 2 |
| 187108 | Insulation, DN 25-32 | 2 |