Caleffi 5261 User Manual

Page 2

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Medium:

water

Max. working temperature:

120°C

Max. working pressure:

10 bar

Safety relief valve opening pressure:

7 bar

Max. output of the water heater: - 3/4”:

10 kW

- 1”:

18 kW (single safety group)

36 kW (2 safety groups in parallel)

Discharge flow rate at 8,4 bar (+20% Po): - with water:

> 650 l/h (3/4”); 1.300 l/h (1”)

- with steam:

> 225 kg/h (3/4”); 325 kg/h (1”)

Connections:

inlet 1/2”–1” M; outlet 1/2”–1” F; discharge 1” M

Componenti - Components - Komponenten

Composants - Componentes

Componentes - Onderdelen

❶

Vanne d’arrêt

❷

Clapet de Classe A

❸

Orifice de contrôle du bon fonctionnement

du clapet

❹

Soupape de sûreté

❺

Entonnoir siphon de vidange et garde d’air

anti-retour

❻

Poignée de vidange manuelle

❼

Bouchon pour remplacement éventuelle du clapet

❽

Siège en acier inox (seulement pour cod. 526142,

526153, 526153 et 526163)

❶

Grifo de interceptación

❷

Válvula de retención Clase A

❸

Orificio de control eficiencia válvula de retención

❹

Válvula de seguridad

❺

Sifón de descarga y tomas de aire antirretroceso

❻

Mando para descarga manual

❼

Tapón para eventual cambio del retén

❽

Asiento de acero inoxidable (solo para

cód. 526142, 526152, 526153 y 526153)

❶

Válvula de interceptação

❷

Válvula de retenção Classe A

❸

Orifício para controlar o funcionamento da

válvula de retenção

❹

Válvula de segurança

❺

Sifão de descarga e entrada de ar anti-refluxo

❻

Manípulo para descarga manual

❼

Tampa para eventual

substituição da retenção

❽

Sede em aço inox (somente para cod. 526142,

526152, 526153 e 526163)

❶

Afsluiter

❷

Keerklep klasse A

❸

Opening voor controle van de keerklep

❹

Veiligheidsklep

❺

Afvoersifon met beluchter

❻

Bedieningsknop voor handmatige afvoer

❼

Dop voor eventuele vervanging van de keerklep

❽

RVS-zitting (alleen voor codes 526142, 526152,

526153 en 526163)

❶

Rubinetto di intercettazione

❷

Valvola di ritegno Classe A

❸

Foro per il controllo dell’efficienza

della valvola di ritegno

❹

Valvola di sicurezza

❺

Sifone di scarico e prese d’aria antiriflusso

❻

Manopola per scarico manuale

❼

Tappo per eventuale sostituzione ritegno

❽

Sede in acciaio inox (solo per

cod. 526142, 526152, 526153 e 526163)

❶

Shut-off cock

❷

Class A check valve

❸

Inspection port to check functionality of the check valve

❹

Safety relief valve

❺

Discharge tundish and air gap

❻

Knob for manual discharge

❼

Plug for access to the check valve

❽

Stainless steel seat (only for codes 526142,

526152, 526153 and 526163)

❶

Absperrung

❷

Rückflussverhinderer Klasse A

❸

Kontrollfenster zur Funktionskontrolle des Rückflussverhinderers

❹

Sicherheitsventil

❺

Ablauf und Lufteinlass mit Rückflusschutz

❻

Handrad für manuelle Entleerung

❼

Stopfen für eventuellen Austausch des Rückflussverhinderers

❽

Sitz aus rostfreiem Stahl (nur für Art.Nr. 526142,

526152, 526153 und 526163)

Cold
water
inlet

- 25 mm Ø

(rubber seals)

Connection to

discharge pipe:

- 32 mm Ø

(glued)

83÷100 mm

Connection to
heater

➪

➪

❻

❼

❹

❷

❶

❽

❺

❸

2

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