Piping And Installation Of Safety Devices - Viessmann KOB Pyrot KRT Series Technical Data Manual

Pyrot Technical Data

Piping and Installation of Safety Devices

Safety heat exchanger top view
Legend
A Additional heat source
B Storage tank as low loss header (option A) (3 sensors,
optionally 5 sensors)
C Distributor, heat consumer
D Storage tank #1
E Storage tank #2
F Two storage tanks as low loss header (option B)
(3 sensors, optionally 5 sensors)
G Additional heat source controlled with a directional
control valve for oil/gas boiler
Drain
inspection
port
2 heat exchanger
loops for
Pyrot 400/540
System fill
3-Way mixing valve
System return line
Blocked
port
Valve adjustment must
be facing forward
Boiler return line
1 , 2 and 3 indicates system connections
Mechanical
System fill
Bypass line
25