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LK Group

LK Group

  • 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 Yкраїнська Suomi

  • 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 HydronicGroup 125

Internal

LK HydronicGroup 125

  • All in one
  • Easy to install
  • Easy to combine with electronic regulation

LK HydronicGroup is a complete pump group that is suitable for heating systems where direct supply or mixed supply is desirable. LK HydronicGroup comprises a highly efficient circulation pump, insulation, wall...

Read more

LK HydronicGroup 125

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

Variants

LK 860 - Manifold

LK 860 - Manifold 2 variants

Article Type Dim. Note Weight (kg) Item List
182047 Manifold 2 pc groups M 1½" 0.3 MPa (3 Bar) 5.8
182048 Manifold 3 pc groups M 1½" 0.3 MPa (3 Bar) 9.6

182047

Type Manifold 2 pc groups
Dim. M 1½"
Note 0.3 MPa (3 Bar)
Weight (kg) 5.8
Item list

182048

Type Manifold 3 pc groups
Dim. M 1½"
Note 0.3 MPa (3 Bar)
Weight (kg) 9.6
Item list
LK 861 HydronicGroup 125

LK 861 HydronicGroup 125 1 artikel

Article Dim. Weight (kg) Item List
298772 F 1" x M 1½" 5.5

298772

Dim. F 1" x M 1½"
Weight (kg) 5.5
Item list
LK 861 HydronicGroup 125 - Whitout pump

LK 861 HydronicGroup 125 - Whitout pump 1 artikel

Article Dim. Weight (kg) Item List
299177 F 1” x M 1½” 3.5

299177

Dim. F 1” x M 1½”
Weight (kg) 3.5
Item list
LK 862 HydronicGroup 125 L

LK 862 HydronicGroup 125 L 3 variants

Article Dim. Kvs m³/h Weight (kg) Item List
298774 F 1" x M 1½" 4 6.2
298776 F 1" x M 1½" 6,3 6.2
299022 F 1" x M 1½" 10 6.2

298774

Dim. F 1" x M 1½"
Kvs m³/h 4
Weight (kg) 6.2
Item list

298776

Dim. F 1" x M 1½"
Kvs m³/h 6,3
Weight (kg) 6.2
Item list

299022

Dim. F 1" x M 1½"
Kvs m³/h 10
Weight (kg) 6.2
Item list
LK 862 HydronicGroup 125 L - Whitout pump

LK 862 HydronicGroup 125 L - Whitout pump 3 variants

Article Dim. Kvs m³/h Weight (kg) Item List
299178 F 1” x M 1½” 4 4.2
299179 F 1” x M 1½” 6,3 4.2
299180 F 1” x M 1½” 10 4.2

299178

Dim. F 1” x M 1½”
Kvs m³/h 4
Weight (kg) 4.2
Item list

299179

Dim. F 1” x M 1½”
Kvs m³/h 6,3
Weight (kg) 4.2
Item list

299180

Dim. F 1” x M 1½”
Kvs m³/h 10
Weight (kg) 4.2
Item list
LK 862 HydronicGroup 125 R

LK 862 HydronicGroup 125 R 3 variants

Article Dim. Kvs m³/h Weight (kg) Item List
298773 F 1" x M 1½" 4 6.2
298775 F 1" x M 1½" 6,3 6.2
298777 F 1" x M 1½" 10 6.2

298773

Dim. F 1" x M 1½"
Kvs m³/h 4
Weight (kg) 6.2
Item list

298775

Dim. F 1" x M 1½"
Kvs m³/h 6,3
Weight (kg) 6.2
Item list

298777

Dim. F 1" x M 1½"
Kvs m³/h 10
Weight (kg) 6.2
Item list
LK 862 HydronicGroup 125 R - Whitout pump

LK 862 HydronicGroup 125 R - Whitout pump 3 variants

Article Dim. Kvs m³/h Weight (kg) Item List
299181 F 1” x M 1½” 4 4.2
299182 F 1” x M 1½” 6,3 4.2
299183 F 1” x M 1½” 10 4.2

299181

Dim. F 1” x M 1½”
Kvs m³/h 4
Weight (kg) 4.2
Item list

299182

Dim. F 1” x M 1½”
Kvs m³/h 6,3
Weight (kg) 4.2
Item list

299183

Dim. F 1” x M 1½”
Kvs m³/h 10
Weight (kg) 4.2
Item list

Detailed Information

Description

LK HydronicGroup is a complete pump group that is suitable for heating systems where direct supply or mixed supply is desirable.

LK HydronicGroup comprises a highly efficient circulation pump, insulation, wall mounting bracket and two ball valves with thermometer, of which the ball valve on the return side has an integrated check valve. In the type where mixed supply is desired, a three-way mixing valve is included.

A manifold for two, optionally three, pump groups is available as an accessory, see accessories and spare parts. Wall mounting bracket is not included with manifold, but must be ordered separately, see accessories and spare parts.

Technical Data

Voltage: 230 VAC 50/60 Hz
Power consumption: 10-75 W depending on pump speed
Leakage: < 0,2% of Kvs at 100 kPa
Max. working pressure: 1.0 MPa (10 bar)
Working temperature: Min. 5 °C/Max. 100 °C
Ambient temperature: Min. 5 °C/Max. 58 °C
Thread standard: Rp - female thread, G - male thread
Media 1: Water - Glycol mixture max. 50%
Circulating pumps: Wilo Para 25-180/8-75/SC-12
Material, valve body: Brass EN 12165 CW617N
Material, insulation: Expanded Polypropylene EPP

Application

LK 861 - Pump group with direct supply

LK 862 - Pump group with mixing valve

LK 861 Right LK 861 Left

Technical Diagrams

Capacity diagram

Documentation

Product sheet

LK HydronicGroup 125

Brochure

Pump Groups_ENG

Instruction manual

HydronicGroup - Instruction_248087

Accessories & Spare parts

Article no. Article Position
187203 Wilo PARA 25-180/8-75/SC 1
182047 Manifold 2 pc groups 2
182048 LK 860 - Manifold 3 pc groups 3
182049 Bracket for manifold 4
187204 LK 861 EPP Insulation, ballvalves, bracket 5
187205 LK 862-R EPP Insulation, ballvalves, bracket 6
187206 LK 862-L EPP Insulation, ballvalves, bracket 7
181920 Mixing Valve LK 840 Kvs 4 (for 298773, 298774) 8
181921 Mixing Valve LK 840 Kvs 6,3 (for 298775, 298776) 8
181922 Mixing Valve LK 840 Kvs 10 (for 298777, 299022) 8
187188 Sealing kit LK 840/841 DN 25 9
187187 Sealing kit LK 840/841 DN 15-20 9
187191 Repair kit 840 DN 25 10
187190 Repair kit LK 840 DN 15-20 10

Videos

LK Hydronic Group
HydronicGroup 125 - LK 861 Montage
HydronicGroup 125 - LK 861 Right to Left