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21A series

21A series
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21A series

Product catalog summary
Specifications:
The document outlines various models of solenoid valves, including series 21A1KR and 21A1KV. These valves are direct acting, suitable for fluids compatible with their materials, and do not require a minimum operational pressure. They are tested for reliability and can handle a maximum pressure of 40 bar, making them ideal for hot water, heating, steam, and automation applications.

Materials:
The valve body is constructed from brass (UNI EN 12165 CW617N), with stainless steel used for the armature tube, fixed core, plunger, and spring. Copper is used for the phase displacement ring, and seals are made from materials such as RUBY, FKM, NBR, EPDM, and Rulon, tailored to specific applications.

Coils and Housing:
Coils are manufactured from 100% virgin material, with power absorption levels of 8W, 12W, and 14W, and temperature classes F (155°C) and H (180°C). The coil housing is explosion-proof, meeting ISO 4400 and IEC 335 standards, with protection ratings of IP 65 or IP 67.

Mounting and Connections:
Designed for subplate mounting, the valves offer connectors compliant with ISO 4400 standards. They are compatible with various pipe codes and have specific dimensions for each model.

Spare Parts and Kits:
The document provides a list of spare parts, including complete plungers, armature tubes, and gasket O-rings, with ordering codes. Kits are available for different models, combining essential components.

Notes and Recommendations:
It is noted that rigid sealings may cause slight leakage, and technical or aesthetic modifications can occur without prior notice. Some models are available with lead-free brass bodies, and certain configurations are available upon request with minimum order quantities.
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Catalog excerpts

21A series-1

Solenoid valve 2/2 way N.C. Direct acting :PRESENTATION: Direct acting S.V. for interception of fluids compatible with the construction material. Minimum operational pressure is not required. The materials used and the tests carried out ensure maximum reliability and duration. Hot water, Heating Steam (180°C) subplate mounting 8W - Ø 13 BDA - BSA 155°C (class F) BDV 180°C (class H) COIL HOUSING AND COIL FORMER MATERIAL ARE MADE BY 100% VIRGIN MATERIAL. Max. allowable pressure (PS) 40 bar Ambient temperature: See coils catalogue page for its compatibility. SUBPLATE MOUNTING Steam, water, mineral oils (2°E), - 40°C + 180°C gas oil, fuel oils (7°E) Power watt Note The use of rigid sealings usually implies a slight leakage, limited within 2scc/min at the pressure of 1 bar.. The “ODE” reserves the right to carry out technical and aesthetic modifications without prior notification.

 Open the catalog to page 1
21A series-2

Body Armature tube Fixed core Plunger Phase displacement ring Spring Seal Orifice: Inserted slot On request: Connector Connector conformity FEATURES: Electrical conformity Protection degree Brass - UNI EN 12165 CW617N Stainless steel series 300 Stainless steel series 400 Stainless steel series 300 Copper - Cu 99,9% Stainless steel series 300 R=RUBY Stainless steel series 300 Pg 9 or Pg 11 ISO 4400 IEC 335 IP 65 EN 60529 (DIN 40050) with coil fitted by connector. SPARE PARTS: 1. Coil: See coils list 2. Complete plunger: Code R450820/R 3. Complete armature tube: Code R450606 4. Gasket O-Ring: Code...

 Open the catalog to page 2
21A series-3

Solenoid valve 2/2 way N.C. Direct acting :PRESENTATION: Direct acting S.V. for interception of fluids compatible with the construction materials. Minimum operational pressure is not required. The materials used and the tests carried out ensure maximum reliability and duration. USE: Automation Heating subplate mounting 155°C (class F) 180°C (class H) (1) Explosion-proof housing for coils with electrical connections EN 175301-803 on request. COIL HOUSING AND COIL FORMER MATERIAL ARE MADE BY 100% VIRGIN MATERIAL. Max. allowable pressure (PS) 40 bar Ambient temperature: See coils catalogue page...

 Open the catalog to page 3
21A series-4

Body Armature tube Fixed core Plunger Phase displacement ring Spring Seal Orifice: Insert slot On request: Connector Connector conformity FEATURES: Electrical conformity Protection degree Brass - UNI EN 12165 CW617N Stainless steel AISI series 300 Stainless steel AISI series 400 Stainless steel AISI series 400 Copper - Cu 99,9% Stainless steel AISI series 300 Standard: V=FKM On request: B=NBR E=EPDM Stainless steel AISI series 300 Pg 9 or Pg 11 ISO 4400 IEC 335 IP 65 EN 60529 (DIN 40050) with coil fitted by connector. SPARE PARTS: 1. Coil: See coils list 2. Complete plunger: Code R450886/V 3....

 Open the catalog to page 4
21A series-5

Solenoid valve 2/2 way N.O. Direct acting Direct acting S.V. for interception of fluids compatible with the construction materials. Minimum operational pressure is not required. The materials used and the tests carried out ensure maximum reliability and duration. Automation Heating subplate mounting 8W - Ø 13 BDA - BSA 155°C (class F) BDV 180°C (class H) COIL HOUSING AND COIL FORMER MATERIAL ARE MADE BY 100% VIRGIN MATERIAL. Max. allowable pressure ( (PS) 40 bar Ambient temperature: See coils catalogue page for its compatibility. Water, mineral oils (2°E), - 40°C + 180°C oil, fuel oils (7°E)...

 Open the catalog to page 5
21A series-6

Body Armature tube Fixed core Plunger Phase displacement ring Spring Seal Orifice: Insert slot On request: Connector Connector conformity FEATURES: Electrical conformity Protection degree SPARE PARTS: Pg 9 or Pg 11 ISO 4400 IEC 335 IP 65 EN 60529 (DIN 40050) with coil fitted by connector. 1. Coil: See coils list 2. Complete diaphragm support: Code R450789 3. Complete armature tube without gasket: Code R450573 4. Gasket O-Ring: Code R990000/F 5. Gasket O-Ring: Code R990002/F Brass - UNI EN 12165 CW617N Stainless steel AISI series 300 Stainless steel AISI series 400 Stainless steel AISI series...

 Open the catalog to page 6
21A series-7

Solenoid valve 2/2 way N.O. Direct acting - dampness-proof IP 67 Direct acting S.V. for interception of fluids compatible with the construction materials. Minimum operational pressure is not required. The materials used and the tests carried out ensure maximum reliability and duration. USE: PIPES: COIL: Automation, Refrigeration, Compressors, Heating subplate mounting 8W - Ø 13 BDV COIL HOUSING AND COIL FORMER MATERIAL ARE MADE BY 100% VIRGIN MATERIAL. Max. allowable pressure ( (PS) 40 bar Ambient temperature: See coils catalogue page for its compatibility. V=FKM (fluoroelastomer) SUBPLATE MOUNTING...

 Open the catalog to page 7
21A series-8

Body Armature tube Fixed core Plunger Phase displacement ring Spring Seal Orifice: Insert slot On request: Connector Connector conformity FEATURES: Electrical conformity Protection degree SPARE PARTS: Pg 9 or Pg 11 ISO 4400 IEC 335 IP 67 EN 60529 (DIN 40050) with coil fitted by connector dedicated. 1. Coil: See coils list 2. Complete diaphragm support: Code R450788/V 3. Complete armature tube without gasket: Code R450573 4 . Gasket O-Ring: CodeR990000/V 6. Gasket O-Ring: Code R990002/VV Brass - UNI EN 12165 CW617N Stainless steel AISI series 300 Stainless steel AISI series 400 Stainless steel...

 Open the catalog to page 8
21A series-9

Solenoid valve 2/2 way N.C. Direct acting Direct acting S.V. for interception of fluids compatible with the construction materials. Minimum operational pressure is not required. The materials used and the tests carried out ensure maximum reliability and duration. Automation Heating COIL HOUSING AND COIL FORMER MATERIAL ARE MADE BY 100% VIRGIN MATERIAL. Max. allowable pressure (PS) 40 bar Ambient temperature: See coils catalogue page for its compatibility. E=EPDM (ethylene-propylene) Water, steam Available on request and with minimum quantities. Also available with brass body without lead. The...

 Open the catalog to page 9
21A series-10

Body Armature tube Fixed core Plunger Phase displacement ring Spring Seal Orifice On request: Connector Connector conformity FEATURES: Electrical conformity Protection degree SPARE PARTS: Brass - UNI EN 12165 CW617N Stainless steel AISI series 300 Stainless steel AISI series 400 Stainless steel AISI series 400 Copper - Cu 99,9% Stainless steel AISI series 300 E=EPDM Brass - UNI EN 12165 CW617N Pg 9 or Pg 11 ISO 4400 IEC 335 IP 65 EN 60529 (DIN 40050) with coil fitted by connector. 1. Coil: BDF08024DS 2 . Complete plunger: Code R450898/E 3. Complete armature tube: Code R450603 4. Gasket O-Ring:...

 Open the catalog to page 10

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