IBC HPX 3 User Manual

6.8.5 Control wiring overview
This drawing combines the t-stat and pump wiring drawings above, and adds details for cooling
and system pump control.
Jumper between J1 terminals
(interlock)
O/B terminal of heat pump thermostat
set to B type (reversing valve energized
during heating mode)
J2 terminals receive 24V for heating
mode operation
Heat pump thermostat call for heating or
cooling
Switch for pump operation Heat pump circulator (field-supplied)
Indoor wiring System circulator
24V transformer Double-pole 24V relay
40
Section: Installation

IBC HPX 3 Specifications

General

Brand	IBC
Model	HPX 3
Category	Heat Pump
Language	English