Cordivari Bolly 2ST 500 lt boiler for solar systems 2 fixed exchangers

BOLLY? 2 ST polywarm kettle? 500 lt with 2 fixed exchangers
USE:
Production and storage of domestic hot water (DHW) in civil or industrial systems.
MATERIALS AND FINISHES:
Interior materials and finishes, suitable for drinking water pursuant to Ministerial Decree no. 174 dated 06.04.04, in: Polywarm coated steel? (ACS - SSICA - DVGW - W270 - UBA certifications)
HEAT EXCHANGER:
The heat exchange? secured by 2 fixed heat exchangers in steel coated with Polywarm?
INSULATION:
For capacity? up to 500 lt: Insulating layer in rigid polyurethane foam, 50 mm thick, with high thermal insulation with conductivity coefficient? 0.023 W / mK
External covering in gray PVC
Complete with upper cup and PVC flange cover
CATHODIC PROTECTION:
Polywarm ?: magnesium anode
UNLOAD:
Confluence to the outside by means of a sleeve on the bottom.
For capacity? > lt 500 drain pipe already? mounted
GASKETS-COUNTERFLANGE:
Food seals (Ministerial Decree n.174 of 2004); resistance in operation up to 200? C
Counterflange in carbon steel with anticorrosive treatment.
WARRANTY:
5 years (Polywarm?) See general conditions of sale
DATA SHEET:
Bolly 2ST 500 lt: Max pressure accumulation: 10 bar
Max temperature: 90? C
Max pressure exchanger: 12 bar
Max temperature: 110? C
Exhaust 1 '' 1/4 Gas F.
Domestic water inlet
Primary circuit output 1 "Gas F
Connection for 1/2 "Gas F instrumentation
Inspection flange (? I 120 mm 150? 500 lt)
Primary circuit inlet 1 "Gas F
Connection for magnesium anode 1 "1/4 Gas F
Connection for electrical integration 1 "1/2 Gas F
Upper exchanger outlet 1 "Gas F
Connection for 1/2 "Gas F instrumentation
Connection for recirculation
Upper exchanger inlet 1 "Gas F
Domestic hot water outlet

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