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Verafix-E (V2420) radiator lockshield valve

Verafix-E (V2420) radiator lockshield valve

The Verafix-E is a presettable radiator lockshield valve for the return connection of radiators or heat exchangers.....

Product Description

The Verafix-E is a presettable radiator lockshield valve for the return connection of radiators or heat exchangers.

Together with a draining adapter (see Accessories) radiators can be drained or filled with the system in operation. The presetting isnt affected by this. Installation in supply also possible, draining/filling function isnt supported. The lockshield valve is suitable for hot water and low pressure steam heating systems and cold water cooling systems.

Technical Properties

Medium type water or water-glycol mixture according to VDI 2035
Nominal pressure PN10
Pre-setting Yes
Media temp. 2 ... 130 oC
Materials
  • Valve housing made of nickel-plated brass
  • Valve insert made of brass with EPDM seals
  • Tailpiece, protection cap and union-nut made of nickelplated brass
Features
  • Presetting, shut-off and draining/filling with one valve
  • Presettable by stroke limitation
  • Optional flow direction. Performance values apply for both directions
  • Piston externally O-ring sealed
  • Body dimensions to DIN3842
  • Connection to all types of pipe DN10 - DN20
  • Easy identification: cover cap with octagon and circular collar on top; also see illustration identication
Place in installation return
Measuring support No
Draining/filling support Yes
Shut-off facility Yes
Additional Descriptions

It is used for shut-off and regulation of individual Radiators in

  • typical two-pipe heating systems
  • special applications in one-pipe heating systems

Termékek

Product Type DN size
Port connection
Connection diameter
Kvs value
Body pattern
V2420: Bodies with internal threads and metal-to-metal sealing Radiator tailpieces

V2420E0010
10 mm internal threads 3/8 inch 1,7 angle to DIN

V2420E0015
15 mm internal threads 1/2 inch 1,7 angle to DIN

V2420E0020
20 mm internal threads 3/4 inch 1,8 angle to DIN

V2420D0010
10 mm internal threads 3/8 inch 1,25 straight to DIN

V2420D0015
15 mm internal threads 1/2 inch 1,25 straight to DIN

V2420D0020
20 mm internal threads 3/4 inch 1,8 straight to DIN
V2430: Bodies with internal threads and soft sealing radiator tailpieces
V2427: Bodies with external threads and metal-to-metal sealing radiator tailpieces

V2427E0015
V2437: Bodies with external threads and soft sealing radiator tailpieces

Accessories and replacement parts

Accessories

Image Description Product Type Downloads
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",10 mm FEG3/4CS10  
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",12 mm FEG3/4CS12  
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",14 mm FEG3/4CS14  
Compression fitting for COPPER and STEEL pipe. Consisting of one-piece (preassembled) nut. Soft sealing connection. For valves with external thread G3/4", 10 pcs. 14 mm FEG3/4CS14-10  
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",15 mm FEG3/4CS15  
Compression fitting for COPPER and STEEL pipe. Consisting of one-piece (preassembled) nut. Soft sealing connection. For valves with external thread G3/4", 10 pcs. 15 mm FEG3/4CS15-10  
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",16 mm FEG3/4CS16  
Compressions fitting for copper and precision steel pipes, One-piece fitting with steel reinforced elastic ring, 3/4",18 mm FEG3/4CS18  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",14 x 2 mm FEG3/4PM14X2  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",16 x 2 mm FEG3/4PM16X2  
Compression fitting for PEX and MULTILAYER pipe. Consisting of one-piece nut with preassembled antitorsion elastic compression ring and one-piece reinforcing insert. For valves with external thread G3/4", 10 pcs. 16 x 2 mm FEG3/4PM16X2-10  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",16 x 2.2 mm FEG3/4PM16X2.2  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",17 x 2 mm FEG3/4PM17X2  
Compression fitting for PEX and MULTILAYER pipe. Consisting of one-piece nut with preassembled antitorsion elastic compression ring and one-piece reinforcing insert. For valves with external thread G3/4", 10 pcs. 17 x 2 mm FEG3/4PM17X2-10  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",18 x 2 mm FEG3/4PM18X2  
Compression fitting for PEX and MULTILAYER pipe. Consisting of one-piece nut with preassembled antitorsion elastic compression ring and one-piece reinforcing insert. For valves with external thread G3/4", 10 pcs. 18 x 2 mm FEG3/4PM18X2-10  
Compression fitting for PEX and MULTILAYER pipe, consisting of a nut with pre-assembled anti-torsion compression ring and a reinforcing insert, 3/4",20 x 2 mm FEG3/4PM20X2  
Compression fitting for PEX/PER pipe, consisting of 2 union nuts, 2 compression rings and 2 support inserts, 3/4",12 x 1.1 mm FEG3/4P12X1.1  
Compression fitting for PEX/PER pipe, consisting of 2 union nuts, 2 compression rings and 2 support inserts, 3/4",16 x 1.5 mm FEG3/4P16X1.5  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 3/8", DN10, 10 mm FIG3/8CS10  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 3/8", DN10, 12 mm FIG3/8CS12  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 10 mm FIG1/2CS10  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 12 mm FIG1/2CS12  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 14 mm FIG1/2CS14  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 15 mm FIG1/2CS15  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 16 mm FIG1/2CS16  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 3/4", DN22, 22 mm FIG3/4CS22  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 1/2", DN15, 15 mm FIG1/2CS15-10  
Compression fitting for COPPER and STEEL pipe, consisting of compression nut and compression ring. For valves with internal thread, 3/4", DN18, 18 mm FIG3/4CS18  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 3/8", DN10, 12 mm FIG3/8CSS12  
Compression fitting for COPPER and STEEL pipe; Consisting of compression nut and compression ring and support insert. For valves with internal thread, 3/4", DN20, 18 mm FIG3/4CSS18  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 1/2", DN15, 12 mm FIG1/2CSS12  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 1/2", DN15, 14 mm FIG1/2CSS14  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 1/2", DN15, 15 mm FIG1/2CSS15  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 1/2", DN15, 16 mm FIG1/2CSS16  
Compression fitting for COPPER and STEEL pipe Consisting of compression nut and compression ring and support insert. For valves with internal thread, 1/2", DN15, 18 mm FIG1/2CSS18  
Compression fitting for MULTILAYER pipe. Consisting of compression nut, compression ring and support insert. For valves with internal thread, 1/2", DN15, 16 mm FIG1/2M16X2  
Pressure cap, for valves DN10 VA2202A010  
Pressure cap for shutting off valves on radiator outlet for valves DN15 (1/2") VA2202A015  
Pressure cap for shutting off valves on radiator outlet for valves DN20 (3/4") VA2202A020  
Sealing ring for pressure cap, for valves DN10 VA5090A010  
Sealing ring for pressure cap for valves DN15 (1/2") VA5090A015  
Sealing ring for pressure cap for valves DN20 (3/4") VA5090A020  
Radiator tailpiece with thread up to collar for valves DN10 (3/8") VA5201A010  
Radiator tailpiece with thread up to collar for valves DN20 (3/4") VA5201A020  
Radiator tailpiece with thread up to collar for valves DN15 (1/2") VA5201A015  
Soldering tailpiece for DN10, 3/8" x 12 mm (Outphased) VA5230A010  
Soldering tailpiece for DN15, 1/2" x 15 mm VA5230A015  
Soldering tailpiece for DN20, 3/4" x 22 mm VA5230A020  
Extended radiator tailpiece, nickel-plated, to be shortened as required 3/8" x 70 mm (for DN10) thread approx. 50 mm VA5204B010  
Extended radiator tailpiece, nickel-plated, to be shortened as required 1/2" x 76 mm (for DN15) thread approx. 65 mm VA5204B015  
Extended radiator tailpiece, nickel-plated, to be shortened as required 3/4" x 70 mm (for DN20) thread approx. 60 mm VA5204B020  
Draining adapter for all sizes VA3300A001  
Special Verafix tool VA8300A001  

Spare parts

Image Description Product Type Downloads
Nickel-plated union nut, for valves DN10 VA5000B010  
Nickel-plated union nut, for valves DN20 VA5000B020  
Union-nut, nickel plated for valves DN15 1/2" VA5000B015  
Metal-to-metal sealing radiator tailpiece, 3/8", DN10 VA5200B010  
Metal-to-metal sealing radiator tailpiece, 1/2", DN15 VA5200B015  
Metal-to-metal sealing radiator tailpiece, 3/4", DN20 VA5200B020  
Soft sealing radiator tailpiece with nut, 3/8", DN10, nut with G 5/8" internal thread VA5536A010  
Soft sealing radiator tailpiece with nut, 1/2", DN15, nut with G 3/4" internal thread VA5536A015  
Cover cap Verafix-E, for all sizes VS3301C001  
Sealing ring for cover cap VS3302A001  
Valve insert VS1300VF02