zrk-ge51
zrk-ge51colres.jpgDownloads
zrk-ge51bwhres.tifDownloads
For heating and air conditioning; hot/cold water quality VDI2035; glycol water mixture 50%.
Valve series ZRK
Valve type 4-way rotary mixing, compact
Medium type water
Materials body cast iron GG20, inner parts chrome plated
Packing double O-ring sealing
Max. delta P 30 kPa
Torque for max. delta P 10 Nm
Angle of rotation 90 o
Media temp. 2 ... 110 oC
Nominal pressure PN6
Port connection coupling ext. thread
Additional description Valves are delivered with soldering couplings.
DN sizeKvs valueTypeDownloads
mmTXTCADPDF
205.6ZRK20 TXT CAD
258.5ZRK25 TXT CAD
3214ZRK32 TXT CAD
4022ZRK40 TXT CAD
Rods and nozzles
DescriptionAdditional Product TypeDownloads
TXTPDF
Welding rod DN20 (1 piece)ZUB051 TXT
Welding rod DN25 (1 piece)ZUB052 TXT
Welding rod DN32 (1 piece)ZUB053 TXT
Welding rod DN40 (1 piece)ZUB054 TXT
Threaded nozzle DN20 (1 piece)ZUB060 TXT
Threaded nozzle DN25 (1 piece)ZUB061 TXT
Threaded nozzle DN32 (1 piece)ZUB062 TXT
Threaded nozzle DN40 (1 piece)ZUB063 TXT
Clamp nut for welding or threaded nozzles, and soldering fittings
DescriptionAdditional Product TypeDownloads
TXTPDF
Clamp nut DN15..20ZUB070 TXT
Clamp nut DN25ZUB071 TXT
Clamp nut DN32ZUB072 TXT
Clamp nut DN40ZUB073 TXT
Sealing ring for welding or threaded nozzles, and soldering fittings
DescriptionAdditional Product TypeDownloads
TXTPDF
Sealing ring DN15..20ZUB080 TXT
Sealing ring DN25ZUB081 TXT
Sealing ring DN32ZUB082 TXT
Sealing ring DN40ZUB083 TXT
Soldering fitting
DescriptionAdditional Product TypeDownloads
TXTPDF
For valves DN15/20; pipe diameter 15 mmLS20-15 TXT
For valves DN 15/20; pipe diameter 18 mmLS20-18 TXT
For valves DN15/20; pipe diameter 22 mmLS20-22 TXT
For valves DN25; pipe diameter 18 mmLS25-18 TXT
For valves DN25; pipe diameter 22 mmLS25-22 TXT
For valves DN25; pipe diameter 28 mmLS25-28 TXT
For valves DN32; pipe diameter 22 mmLS32-22 TXT
For valves DN32; pipe diameter 28 mmLS32-28 TXT
For valves DN32; pipe diameter 35 mmLS32-35 TXT