The Control Module Design; Room Unit; Unit Box - Nibe SMO 05 Installer Manual

3 The Control Module Design

Room unit

Front
Rear side
+12V GND B A
Electrical components
AA 25 Room unit
J 3 Terminal block, communication connection
Designations in component locations according to
standard IEC 81346-1 and 81346-2.
SMO 05

Unit box

AA5-S2
AA5-X4
AA5 AA5-X2 AA5-F1
Electrical components
FA1 Miniature circuit-breaker. 10A
X1 Terminal block, power supply
AA5 Accessory card
AA5-X2 Terminal block, sensors and external
blocking
AA5-X4 Terminal block, communication
AA5-X9 Terminal block, circulation pump, mixing
valve and auxiliary relay
AA5-S2 DIP switch
AA5-F1 Fine wire fuse, T4AH250V
Designations in component locations according to
standard IEC 81346-1 and 81346-2.
Chapter 3 |
FA1
AA5-X9 X1
The Control Module Design 7