Two 3-Phase Heating Elements Up To 9 Kw; Application Example - Fronius PVI1903OHM Operating Instructions Manual

Two 3-phase heating elements up to 9 kW

Application
example 6
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
100
INPUT - grid supply 3x 230 V, Spring balancer 1.5 - 2.5 mm
OUTPUT - L3 heating element
OUTPUT - L2 heating element
Multifunctional relay output
OUTPUT up to 3 kW variable, max. 13 A resistive load, spring balancer 1.5 - 2.5
2
mm
Contactor switching
Hot water boiler
Temperature sensor PT1000
External source (e.g. gas-fired heating)
Heating element 1 (max. 9 kW)
Buffer
Heating element 2 (max. 9 kW)
Residual current circuit breaker
2
.