Bosch CH 120 Guide De Démarrage Rapide page 9

2 Product description
CH 120 is a control unit for controlling hybrid systems with the following
components:
• Heat pump
• Boiler
• Hybrid manager HM 210
• Wired control BUS system EMS 1/EMS 2
Heat pump, boiler, hybrid manager HM 210 and CH 120 must be connected via
EMS 1/EMS 2.
Maximum one heating circuit can be controlled using a CH 120.
CH 120 is not compatible with heating appliances with UI 800 or CR 400/CW 400/
CW 800.
If a third-party control is connected to the boiler , it must be rewired and connected
to the hybrid manager HM 210. The settings made on the CH 120 are not adopted by
the third-partycontrol and vice versa.
3 GB Importer
Bosch Thermotechnology Ltd.
Cotswold Way, Warndon
Worcester WR4 9SW / UK
CH 120 – 6721876580 (2024/02)
Product description
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