QuickTec EKCO.LN2 User Manual page 5

EKCO.LN2 and EKCO.LN2...p model are equipped with an expansion vessel (capacity:
6l, pressure: 1,5 bar). The expansion vessel is sufficient for following capacities of the
heating system at given temperatures of the medium and central heating system pressure.
Temperature of heating medium
(feed and return)
85/70
70/55
55/45
50/40
45/35
Shall the capacity of the wet central heating installation be larger, an extra expansion
vessel should be installed on it.
Boiler connection to the central heating system
EKCO.LN2...p
PI - manometer
ZK - cut-off valve
RW - expansion pipe
NW - built-in expansion vessel (EKCO.LN2
and EKCO.LN2..p model)
ZT - thermostatic valve
ZP - passage valve
GB-031AB/f.
[°C]
Capacity of central
heating system
[l]
58
79
103
115
128
ZU - differential pressure relief valve - bypass
(EKCO.LN2 and EKCO.LN2..p model)
F - magnetic filter
G - radiator
RTP - room programmed thermostat
ZS - drain valve
ZTD - three-way valve
ZAS - DHW Cylinder
TZ - WE-019/01 sensor or cylinder thermostat
Pressure in central
heating system
[bar]
1,5
5