Page 23 - Bosch Hot Water Boilers

Hot water boilers | 23

Equipment

The UNIMAT hot water boiler UT-HZ is offered as a cabinet including the easy-to-operate boiler control
complete boiler system including equipment*. The BCO. The integrated terminal box is already wired.
basic equipment includes the boiler pressure vessel, Pre-assembled, plug-in and coded cable bundles sim-
the control and safety components, the burner unit, plify the electrical wiring between the boiler control
the flue gas heat exchanger or condensing heat cabinet and the terminal box.
exchanger, a terminal box and the control switchgear

1 13 2 16 3 4 5 6

7 8 9 10 11 12 14 17

1 Control switchgear cabinet with boiler control BCO 5 Flue gas heat exchanger ECO
2 Supply flow adapter piece with 6 Flue gas collection chamber
- temperature limiter 7 Burner
- flow monitor 8 Gas regulation module
- temperature controller 9 Base frame
- level limiter 10 Insulation with protective shell
- pressure indicator 11 Water circulation guide profiles
- pressure limiter (max.) 12 Drain shut-off valve, maintenance-free
- manostat tube shut-off valve 13 Terminal box
3 Full-lift safety valve 14 Sight hole
4 Return flow adapter piece 16 Inspection opening, water side
- temperature monitor 17 Inspection opening, flue gas side
- connection for safety expansion line

*The equipment level is variable and can be freely configured to customer requirements.