Connection For The Impi Heat Pump With Hydraulic Back-Up With A Direct Circuit; Connect And Configure The Impi Heat Pump With Hydraulic Back-Up With A Direct Circuit - Baxi Platinum BC iPlus Installation And Service Manual

6 Connecting diagrams
6.4

Connection for the iMPI heat pump with hydraulic back-up with a direct circuit

Fig.34 iMPI with a direct circuit, a TXM connected thermostat and a hydraulic back-up
1
1 Outdoor unit
2 Connected thermostat
3 Indoor module
Fig.35
230V
50Hz
1 Outdoor temperature sensor
2 Hydraulic back-up pump
3 Thermostat
42 AWHP-2 iMPI
2
6
230V
50Hz
1
3
5
5
8
3
7
BUS
4 Direct underfloor heating connection kit
5 Floor-standing gas/oil-fired boiler
6 Filter and isolation valve kit
6.4.1 Connect and configure the iMPI heat pump with hydraulic
back-up with a direct circuit
2
230V
50Hz
4
4 ON/OFF contact for the hydraulic back-up
5 Safety thermostat for underfloor heating flow
8 Outdoor unit bus connection
4
8 4 2
X23 X5 X4
EHC-04
X12
7685645 - v04 - 07032018
230V
50Hz
5
MW-5000758-2
X28
3 1
MW-5000767-2