Wiring System Diagram Ecoi - Panasonic PRO-HT Tank Series Technical Manual

Electrical Wiring

7.3.3 Wiring system diagram ECOi

7
i
68
MF3
Water Refrigerant
temperature Liquid
Optional temperature
thermistor
* Please check, if the EXCT jumper is plugged in correctly.
Item Description
TA* Water inlet temperature thermistor
E1 Liquid temperature thermistor
E2* Water outlet temperature thermistor
E3 Discharge temperature thermistor
BL Set temperature thermistor
* Optional to be purchased separately (for monitoring only)
TA: Only us for water inlet CV 623 321 0025
E2: CV 623 321 5136
Note (MF3):
SVK box is required for 3 way VRF systems. Please refer to SVK box installation instructions for
relevant wiring requirements.
Expansion valve
ex. PAW-VP-VALV-280
*
Refrigerant Refrigerant Water set
Condensing Discharge temperature
temperature temperature
thermistor thermistor
Optional
Position
Water inlet
Heat exchanger outlet (heating mode)
Water outlet
Heat exchanger inlet (heating mode)
Middle Tank
PAW-VP•LDHW - Technical Manual – 2020-07