Siemens QAA73.210 - Electrical Installation

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Siemens Room Unit for Boiler Control CE1U2283en
Building Technologies Mounting and Installation 2015-09-16
2.3 Electrical installation
The local regulations for electrical installations must be complied with.
1
2
COA
COB
OpenTherm terminal A (interchangeable)
OpenTherm terminal B (interchangeable)
23 mA max
Regulations for
installation
Connection diagram
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2