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23 N O C COMPONENTS FOR BOILER

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Page 1: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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COMPONENTS FOR BOILER

Page 2: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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Normal type diaphragm safety valve. Brass CW617N body. Plastic manual discharge knob. Ni-Cr steel spring. Operating temperature: -10°C ÷ 110°C. Also with glycol: 50%. 1/2" F connections. MSL at 3 bar according to UDT and is AFNOR, CSTB approved.According to Directive PED 97/23/CE. Identification number CE1115.

Safety relief valve MSV

Article number Size Bar Unit0207110 1/2" 1 300207115 1/2" 1,5 300207525 1/2" 2,5 300207530 1/2" 3 300207540 1/2" 4 300207150 1/2" 5 300207160 1/2" 6 300207170 1/2" 7 300207180 1/2" 8 300207190 1/2" 9 300207199 1/2" 10 30

Article number Size Bar Unit0206115 1/2" 1,5 300206525 1/2" 2,5 300206530 1/2" 3 300206540 1/2" 4 300206150 1/2" 5 300206160 1/2" 6 300206170 1/2" 7 300206180 1/2" 8 300206190 1/2" 9 300206199 1/2" 10 30

Normal type diaphragm safety valve. Brass CW617N body. Plastic manual discharge knob. Ni-Cr steel spring. Operating temperature: -10°C ÷ 110°C. Also with glycol: 50%. 1/2" M/F connections. MSL at 3 bar according to UDT and is AFNOR, CSTB approved.According to Directive PED 97/23/CE. Identification number CE1115.

Safety relief valve MSL

components for boiler

safety valve

Article number Size Bar Unit0215835 1/2" x 3/4" 3,5 100215840 1/2" x 3/4" 4 100215860 1/2" x 3/4" 6 100215880 1/2" x 3/4" 8 100215899 1/2" x 3/4" 10 10

Diaphragm safety valve for solar systems. Body and cap of brass CW617N, EN 12165-99. Elastomeric diaphragm. Discharge pressure factory set and with seal knob. Suitable for water and also water mixtures (glycol up to 50%) as according to DIN 4757 Part 1. Max. operating temperature: 160°C.TÜV Solar certified. According to Directive PED 97/23/CE, Identification number CE1115.

Safety relief valve SVE-SOL

Article number Size Bar Unit0215725 1/2" 2,5 10215730 1/2" 3 1

Normal type diaphragm safety valve with pressure gauge. Brass CW617N body. Plastic manual discharge knob. Ni-Cr steel spring. Diaphragm and seals of rubber resistant to 140°C. Female connections with reinforced outlet. TÜV/TSUP approved. According to Directive PED 97/23/CE. Identification number CE1115.

Safety relief valve with manometer SVM

Page 3: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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Article number Size Pressure setting Unit1502020 3/4" 7 11502021 3/4" 10 1

Pressure and temperature relief valve. Fully automatic temperature and pressure relief protec-tion for domestic hot water supply tanks and heaters. Pressed DZR brass body. BSP threaded. Ethilene-propylene diaphragm. Temperature setting: 92°C. WRAS approved.

PT

Article number Size Bar Unit0216115 1/2" x 3/4" 1,5 100215125 1/2" x 3/4" 2,5 100215130 1/2" x 3/4" 3 100215104 1/2" x 3/4" 4 100215105 1/2" x 3/4" 5 100216106 1/2" x 3/4" 6 100216107 1/2" x 3/4" 7 100216108 1/2" x 3/4" 8 100216110 1/2" x 3/4" 10 100217215 3/4" x 1" 1,5 100217625 3/4" x 1" 2,5 100217630 3/4" x 1" 3 100217204 3/4" x 1" 4 100217205 3/4" x 1" 5 100217206 3/4" x 1" 6 100217207 3/4" x 1" 7 100217208 3/4" x 1" 8 100217210 3/4" x 1" 10 100218315 1" x 1.1/4" 1,5 100218325 1" x 1.1/4" 2,5 100218330 1" x 1.1/4" 3 100218604 1" x 1.1/4" 4 100218305 1" x 1.1/4" 5 100218606 1" x 1.1/4" 6 100218607 1" x 1.1/4" 7 100218608 1" x 1.1/4" 8 100218610 1" x 1.1/4" 10 100219615 1.1/4" x 1.1/2" 1,5 100219625 1.1/4" x 1.1/2" 2,5 100219630 1.1/4" x 1.1/2" 3 100219604 1.1/4" x 1.1/2" 4 100219405 1.1/4" x 1.1/2" 5 100219306 1.1/4" x 1.1/2" 6 100219607 1.1/4" x 1.1/2" 7 100219608 1.1/4" x 1.1/2" 8 100219610 1.1/4" x 1.1/2" 10 10

Normal type diaphragm safety valve. Brass CW617N body. Plastic manual discharge knob. Ni-Cr steel spring. Diaphragm and seals of rubber resistant to 140°C. Female connections with reinforced outlet. TÜV/TSUP approved. According to Directive PED 97/23/CE. Identification number CE1115.

Safety relief valve SV

components for boiler

safety valve

Page 4: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

safety valve

Article number Size Bar Unit437020020 3/4" 2 1437020030 3/4" 3 1437020040 3/4" 4 1437020050 3/4" 5 1437020060 3/4" 6 1437020070 3/4" 7 1437020080 3/4" 8 1437020090 3/4" 9 1437020100 3/4" 10 1437025020 1" 2 1437025030 1" 3 1437025040 1" 4 1437025050 1" 5 1437025060 1" 6 1437025070 1" 7 1437025080 1" 8 1437025090 1" 9 1437025100 1" 10 1437032020 1.1/4" 2 1437032030 1.1/4" 3 1437032040 1.1/4" 4 1437032050 1.1/4" 5 1437032060 1.1/4" 6 1437032070 1.1/4" 7 1437032080 1.1/4" 8 1437032090 1.1/4" 9 1437032100 1.1/4" 10 1437040020 1.1/2" 2 1437040030 1.1/2" 3 1437040040 1.1/2" 4 1437040050 1.1/2" 5 1437040060 1.1/2" 6 1437040070 1.1/2" 7 1437040080 1.1/2" 8 1437040090 1.1/2" 9 1437040100 1.1/2" 10 1437050020 2" 2 1437050030 2" 3 1437050040 2" 4 1437050050 2" 5 1437050060 2" 6 1437050070 2" 7 1437050080 2" 8 1437050090 2" 9 1437050100 2" 10 1

ASME water pressure relief valve. Bronze body safety relief valve for pressure protection only of all types of hot water heating boiler equipment. Pressure range 30 to 150 psi (2 - 10 bar) with corresponding high ratings from 650.000 to 14.370.000 BTU/hr. Female inlet and outlet connections. Sizes 3/4" - 2" (20 - 50 mm). Max. temperature: 121ºC.

Pressure relief valve 174A

Page 5: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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ASME water pressure relief valve. Iron body with expanded outlets for hot water space heating boilers. Pressure range 30 to 75 psi (2 - 5 bar) with corresponding high ratings from 925.000 to 10.700.000 BTU/hr. Max. temperature: 121ºC.

Pressure relief valve 740

components for boiler

safety valve

Article number Size Bar Unit435020020 3/4" x 1" 2 1435020030 3/4" x 1" 3 1435020040 3/4" x 1" 4 1435020050 3/4" x 1" 5 1435025020 1" x 1.1/4" 2 1435025030 1" x 1.1/4" 3 1435025040 1" x 1.1/4" 4 1435025050 1" x 1.1/4" 5 1435032020 1.1/4" x 1.1/2" 2 1435032030 1.1/4" x 1.1/2" 3 1435032040 1.1/4" x 1.1/2" 4 1435032050 1.1/4" x 1.1/2" 5 1435040020 1.1/2" x 2" 2 1435040030 1.1/2" x 2" 3 1435040040 1.1/2" x 2" 4 1435040050 1.1/2" x 2" 5 1435050020 2" x 2.1/2" 2 1435050030 2" x 2.1/2" 3 1435050040 2" x 2.1/2" 4 1435050050 2" x 2.1/2" 5 1

safety unit

Article number Size Type Unit0273130 1" F SV with push fit connection, Minivent 10273139 1" F SV with push fit connection, Duovent 10271003 - Insulation 1

Galvanized stainless steel manifold for systems up to 50 kW according to DIN 4751. Complete with air vent valve series MVD, manometer (4 bar) with check valve, safety valve SV 1/2" (3 bar). Connection 1" F.

Boiler safety unit KSG30

Safety unit for boilers up to 50 kW, complete with air vent valve, safety valve and expanded polystyrene insulation. Brass body. Max. operating temp.: 110°C. 1" F inlet connection. 3/4" F drain connection, safety valve.Overall dimensions with insulation: height 109,5, width 130,5, depth 115.TÜV standards.

Boiler safety unit KSGN

Article number Size Bar Unit0272025 1" 2,5 10272030 1" 3 1

Page 6: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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Article number Type Unit0606210 GAG/KAV 1

Article number Type Unit0606112 GAG/MR20 1

Multi-function unit connecting expansion tank of a closed circuit system. For tanks from 5 l up to 24 l. Complete with: automatic air vent MV10.R, safety valve SVH/E30.1/2" with adjustable fitting, manometer MHR 63/4 - 3/8" with check valve REM10 and tanks shut off valve SK20 to allow maintenance without emptying of the system.

Multi-function connecting unit GAG/MR20

Multi-function unit connecting expansion tank of a closed circuit system. For tanks from 5 l up to 24 l. Complete with: automatic air vent MV10.R, safety valve SVH/E30.1/2" with adjustable fitting, manometer MHR 63/4 - 3/8" with check valve REM10 and tanks shut-off valve KAV20 to allow maintenance without emptying of the system and availability pressure discharge.

Multi-function connecting unit GAG/KAV

Article number Type UnitOn request KSG 6000 2,5 bar 13500860 KSG 6000 3 bar 13500865 RB-KSG 1" coupling nut x 3/4" coupling nut bent 13500870 RB-KSG 1" coupling nut x 3/4" coupling nut straight 1

Compact and complete safety unit for closed heating installations in accordance with DIN EN 12828 (DIN 4751) with heating power up to 50 kW. Safety relief valve 2,5 / 3 bar, pressure gauge 0 - 4 bar, air vent, EPP heat insulation. Fill and drain-cock optional. Customized design with suitable and insulated pipe connections to the boiler available on request.

Boiler safety unit KSG6000

components for boiler

safety unit

GSE3000 is specifically designed to protect water boiler tank with a power up to 10 kW. This device allows 4 main functions: protect the boiler against excess pressure, this function is as-sumed by the safety valve set at 8 bar (800 kPa); isolate the tank from the main water supply, this function is assumed by the ball-valve; to forbid the backflow of the hot water inside the cold main water supply, this protection is assumed by the integrated check-valve (KIWA and Belgaqua approved); flush the boiler: in case of need the safety valves authorize the total blow-ing off of the boiler. DZR brass body corrosion resistant.

Safety group GSE3000

Article number Type UnitOn request GSE3000 10

Page 7: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

safety unit

Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the water heater from the supply line), inspectable check valve (to prevent return of contaminated water in the supply line), lever for manual discharge via the safety valve.Safety valve setting: 7 bar. Discharge connection: 1" M.NF approved: D 36401 and P 43008. According to EN 1487.

Safety unit with angle body for water heater, complete with safety valve, shut-off valve (to isolate the water heater from the supply line), inspectable check valve (to prevent return of contaminated water in the supply line), lever for manual discharge via the safety valve.Safety valve setting: 7 bar. Discharge connection: 1" M.NF approved: D 36401 and P 43008. According to EN 1487 (model 52571).

Discharge siphon for safety units SFR. White polypropylene body.NF approved.

Discharge siphon SIF

Article number Size Unit93215NF 1" F 10

Safety unit SFR-C

Article number Size Body Unit52571 3/4" MF Inox 1054555 1" MF Chrome 10

Safety unit SFR-D

Article number Size Body Unit52551 1/2" MF Chrome 1052550 3/4" MF Chrome 1052570 3/4" MF Inox 10

Installation exemple Characteristics of safety units series SFR

The special seat arrangement facilitates removal of any impurities present under the valve diaphragm.

Safety unit with ball valve.

Flat connection, cold water side, with specific machining (pipe up to 16/18) for quick connection, snap-on type.

Page 8: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

fuel shut-off and thermal drain valve

SECURFLEXThermal safety drain for non atomized, solid fuel boilers with one compact sensitive element. Nickel-plated brass CW617N body. Immersion probe with 108 mm sheath and 3/8" M connection. Max. drain capacity: 3000 l,/h at 8 bar. Max. operating pressure: 10 bar.Set temperature: 97°C. Max. drain capacity temp.: 107°C. According to TÜV/SVGW. According to Directive PED 97/23/CE. Identification number CE1115.

Thermal discharge safety device STSR

Article number Size Unit0299016 3/8" 10299014 1/2" 1

Spare sheath for valves SECURFLUX series.- Item 0299014 for STS.- Item 0299016 for STSR.

Spare sheath TH

Article number Size Capillary Unit0232520 3/4" F 1300 mm 20

Thermal discharge safety device STS

Article number Size Capillary Unit0232120 3/4" F 1300 mm 200232220 3/4" F 2000 mm 20

SECURFLEXThermal safety drain for non atomized, solid fuel boilers with double safety. Nickel-plated brass CW617N body. Immersion probe with 145 mm sheath and 1/2" M connection.Max. drain capacity: 6500 l/h at 8 bar. Max. operating pressure: 10 bar.Set temperature: 97°C. Max. drain capacity temp.: 107°C. According to TÜV/SVGW. According to Directive PED 97/23/CE. Identification number CE1115.

Article number Chain length Unit0234200 100 cm 10

For solid and dual-fuel boilers, adjustment range 40 - 100°C, single sensor, max. lever distance 60 mm, connection 3/4".

Firing controller RT10

Article number Chain length Unit0234100 100 cm 100234125 125 cm 10

For solid and dual-fuel boilers, adjustment range 40 - 100°C, double sensor, max. lever dis-tance 80 mm, unscrewable immersion sleeve, connection 3/4".

Firing controller RT20

Page 9: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

To fill closed heating installations, brass body, plastic cap, with integrated check and shut-off valve, pressure gauge connection 1/4", hose nozzle, adjustment range 0,3 - 4,0 bar, connec-tion 1/2".

Filling unit ALD / ALMD

Article number Type Unit0240105 300240205 Pressure gauge 0 - 4 bar Ø 50 mm 30

automatic filling unit and relief valve

To fill closed heating installations, brass body and spring cap, with integrated check and shut-off valve, pressure gauge connection 1/4", hose nozzle, adjustment range 0,3 - 4,0 bar, connection 1/2".

Filling unit ALOD / ALOMD

Article number Type Unit0240115 200240215 Pressure gauge 0 - 4 bar Ø 50 mm 10

Article number Type Unit0265115 3/4" - witout screw connection 750255216 3/4" - with screw connection 60

With adjustable scale, low overall height, max. operating pressure: 10 bar, max. temperature: 110°C, adjustment range: 0,06 - 0,36 bar.

Differential pressure overflow valve USV16 / USVR16

Article number Type Unit0265118 3/4" coupling nut 75

Straight body with coupling nut, max. operating pressure: 10 bar, max. temperature: 110°C, adjustment range: 0,03 - 0,5 bar.

Differential pressure overflow valve USV16L

Article number Size Unit0265220 3/4" 300265225 1" 200265232 1.1/4" 15

With adjustable scale and screw connection, max. operating pressure 6 bar, max. temperature 110°C, adjustment range 0,03 - 0,5 bar.

Differential pressure overflow valve USVR 20/25/32

Page 10: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

heating circuit control unit

Article number Type Unit3499191 Grundfos UPS 25 - 40, DN 20 13499193 Grundfos UPS 25 - 60, DN 25 13499195 Grundfos UPS 32 - 60, DN 32 1

Ready-to-mount, compact heating circuit control unit. Standardized short overall height from DN 20 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. Stabilizer between supply and return pipe.

FlowBox HK without overflow valve

Article number Type Unit3499201 Grundfos UPS 25 - 40, DN 20 13499203 Grundfos UPS 25 - 60, DN 25 13499205 Grundfos UPS 32 - 60, DN 32 1

Ready-to-mount, compact heating circuit control unit. Standardized short overall height from DN 20 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. With overflow valve between supply and return pipe instead of stabilizer.

FlowBox HK with overflow valve

Article number Type Unit3499207 Grundfos UPS 25 - 40, DN 20 13499209 Grundfos UPS 25 - 60, DN 25 13499211 Grundfos UPS 32 - 60, DN 32 1

Ready-to-mount, compact heating circuit control unit. Standardized short overall height from DN 20 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. With overflow valve between supply and return pipe instead of sta-bilizer. Additional controllable bypass valve between supply and return pipe below the pump.

FlowBox HK with overflow valve and bypass

Article number Type Unit3499209 Grundfos UPE 25 - 60, DN 25 13499211 Grundfos UPE 32 - 60, DN 32 1

Ready-to-mount, compact heating circuit control unit. Standardized short overall height from DN 20 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. Stabilizer between supply and return pipe. With electronic speed control pump.

FlowBox HK with E-pump

Page 11: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

heating circuit control unit

Article number Type Kvs Unit3499179 Grundfos UPS 25 - 40 2,5 13499181 Grundfos UPS 25 - 40 4,0 13499183 Grudnfos UPS 25 - 40 6,3 13499185 Grundfos UPS 25 - 60 6,3 13499187 Grundfos UPS 25 - 60 8,0 13499189 Grundfos UPS 32 - 60 18,0 1

Ready-to-mount, compact heating circuit control unit with mixing valve. Standardized short overall height from DN 15 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, three-way mixing valve, pre-assembled actuator, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. Stabilizer between supply and return pipe.

FlowBox HKM without overflow valve

Article number Type Kvs Unit3499217 Grundfos UPS 25 - 40 2,5 13499219 Grundfos UPS 25 - 40 4,0 13499223 Grudnfos UPS 25 - 40 6,3 13499225 Grundfos UPS 25 - 60 6,3 13499227 Grundfos UPS 25 - 60 8,0 13499229 Grundfos UPS 32 - 60 18,0 1

Ready-to-mount, compact heating circuit control unit with mixing valve. Standardized short overall height from DN 15 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, three-way mixing valve, pre-assembled actuator, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. With overflow valve between supply and return pipe instead of stabilizer.

FlowBox HKM with overflow valve

Article number Type Kvs Unit3499233 Grundfos UPE 25 - 60 6,3 13499235 Grundfos UPE 25 - 60 8,0 13499237 Grundfos UPE 32 - 60 18,0 1

Ready-to-mount, compact heating circuit control unit with mixing valve. Standardized short overall height from DN 15 to DN 32 (350 mm only), standard circulation pump with installation length of 180 mm, cabling ex works, three-way mixing valve, pre-assembled actuator, thermometer integrated in multi-function isolating valve, arrangeable gravity brake, simple exchange supply from right to left, EPP heat insulation, boiler-sided flat sealing connection thread 1.1/2" M. Stabilizer between supply and return pipe. With electronic speed control pump.

FlowBox HKM with E-pump

Page 12: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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CArticle number Type UnitOn request Grundfos UPS 25 - 60 1

Ready-to-mount, compact heating circuit control, short overall height, standard circulation pump with installation length of 180 mm, cabling ex works, thermal switch with adjustable temperature for boiler load 50 - 65°C (preset to 55°C), dynamic bypass gradually closes with increasing load temperature, arrangeable gravity brake for return pipe, flat sealing connection thread 1.1/2" M, EPP heat insulation.

Boiler charging control FlowBox KLS

components for boiler

boiler adaption technology

Article number Type Unit3499240 2 heating circuits 13499241 3 heating circuits 13499255 Wall bracket 1

Ready-to-mount, compact design, flat sealing connections to heating circuit control units with coupling nut boiler-sided with male thread, EPP heat insulation. Distribution manifolds for 4 or 5 heating circuits available on request.

Heating circuit distribution manifold

Article number Type UnitOn request WT-Box 1

Ready-to-mount, compact unit for system separation, pre-assembled heat exchanger, absolute hydraulic disconnection of the media of the pirmary and secondary circuit, flat sealing connec-tions, EPP heat insulation. KSG safety unit optional. The WT box is compatible with all our hea-ting circuit and solar control units. Customized design with different power available on request.

System separation unit

Article number Type Unit3499600 HW 80/120, 4 m3 /h, 44 kW (∆t = 10 K) 13499835 HW 140/140, 10 m3 /h, 114 kW (∆t = 10 K) 1On request RB-HW 80/120 1

Ready-to-mount, compact unit consisting of: welded steel switch, fill and drain-cock, immersion sleeve 1/2" - Di = 6,5 mm, manual air-vent, screw connections, wall bracket, EPP heat insula-tion. Type HW 80/120 can be connected directly to the heating circuit distribution manifold HKV 2/3 using prefabricated and insulated connection pipes of RB-HW type. Type HW 140/140 also serves a switch for modular cascade tubing.

Hydraulic switch

Article number Type UnitOn request HW-Q 60/80 1

Ready-to-mount, compact unit, compatible with HK, HKM, HKV 2/3. Includes immersion sleeve 1/2", screw connections, EPP heat insulation. Flat sealing connectionvia coupling nut in hori-zontal position underneath the HKV distribution manifold or HK/HKM control unit.

Hydraulic switch

Page 13: COMPONENTS FOR BOILER - Multicycle N O C components for boiler safety unit Safety unit with straight body for water heater, complete with safety valve, shut-off valve (to isolate the

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components for boiler

boiler adaption technology

Article number UnitOn request 1

Ready-to-mount, compact control unit consisting of: high-temperature heating circuit without mixing valve (e.g. radiator heating) and low-temperature heating circuit with mixing valve (e.g. floor heating), standard circulation pumps with installation length of 130 mm, cabling ex works, three-way mixing valve with bypass, pre-assembled actuator, thermometer integrated in isolating valves, EPP heat insulation, flat sealing connections. The WattMix control unit for wall-mounted boilers can be mounted beside or directly underneath the wall-mounted boiler. Simple gas connection through special distribution manifold design.

WattMix

Article number Type UnitOn request DN 50, module for 1 wall-mounted boiler 1

Cascade connection pipework can be used for wall-mounted boilers with a width of 450 to 700 mm. Adaption to the boiler is specific for each individual boiler model. For heat output of approx. 240 kW when combined with up to 4 modules. Flat sealing connection to the switch via voupling nuts. Suitable hydraulic switch: HW 140 / 140, item no. 3499835.

Modular cascade connection pipework