Kospel SWP Mode D'emploi page 20

Connection with central heating system
Cylinder must be fitted with central heating system by pipe unions 1. A cut-off valves
must be installed before the pipe unions. A flow rate of heating water must be high
enough to maximise cylinder's efficiency (see technical data table). It concerns the
forced circulation installation (with a central heating water pump).
SWP type is equipped with a single heating coil with huge capacity.
20
CW
ZG1
C
PG1
NW
ZB