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CALEFFI 2850 Energy management unit

Zone module and collector

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CALEFFI

Fontaneto d'Agogna, Italy
Overview
Name of product/article

2850 Energy management unit

Type

Zone module and collector

Connection and energy management compact unit
Female threaded connections.
Primary side connections: 1” F.
Secondary side system connections: 1” F.
Secondary side boiler connections: 3/4” F.
Medium: water, glycol solutions.
Max. percentage of glycol: 30%.
Temperature range: 5–100°C.
Max. working pressure: 10 bar.
Max. heat exchanger net output: 35 kW.
Max. recommended primary circuit flow rate: 1,7 m3/h.
Max. recommended secondary circuit flow rate: 1,7 m3/h.
Anti-condensation set temperature (Tset): 55°C.
Setting accuracy: ±2°C.
By-pass complete closing temperature: Tmix = Tset+10°C = Tr.
Regulator
Supply: 230 V - 50/60 Hz.
Pumps
Primary circuit: 3 speed pump RS 4-3 or  high-efficiency YONOS PARA 25/6 RKC.
Secondary circuit: high-efficiency variable speed pump YONOS PARA 15/6 RKA.

Further info from manufacturer on 2850 Energy management unit

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