Wiring Diagrams; Wiring Diagram Ur002-Ur004 Single-Phase 208 V - Carel heaterSteam User Manual

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15.1 Wiring diagram UR002-UR004 single-phase 208 V / 230 V - version U
* To be carried out by the installer
TB Terminal Board
THP Motor Protector
QC1 Fast coupling
K Contactor
LLC Level gauge
ST Sensor terminal block
F1 - F2 Primary circuit fuses
F3 Drain pump safety fuse
F4 Secondary circuit fuse
FV Infeed valve
PTC Heater temperature sensor
TR Transformer
DP Drain pump
LS High level electrodes
CS Conductivity meter electrodes
MS Manual switch
R Electrical resistor
SSR1-2 Solid state relay
FSB Fan control board
FAN Fan
RDT Drain tempering relay
DT Drain tempering valve
NTC Water temperature sensor
X1-X2 Power for fan blower (24Vac)
"heaterSteam" +0300080EN - rel. 1.0 - 27.04.2016

15. WIRING DIAGRAMS

J3.1 BLUE
J3.5 PURPLE
J3.4 RED
J3.2 YELLOW
+
PURPLE
RED
YELLOW
BLUE
Fig. 15.a
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