Scheme №2
Thermoregulator RTR connection for the general pressure up to 3,5 kWt.
8
N
2
1
N
earth connection
phase
Thermoregulator
RTR-E 6121
RTR-E 6163
L1
N
Heater “ПИОН”
zero
N
L1
earth connection
Heater “ПИОН”
zero
N phase L1
earth connection
Heater “ПИОН”
zero
N phase L1
earth connection
Automatic power
zero
phase
Summary of Contents for PION 04
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