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IndraControl XM21, XM22 Controls
Fig. 10-13: Removing the control bus base module from the top-hat rail
10.7 Electric installation
WARNING
Any dangerous system states, which might cause personal injury, must be pre-
●
vented!
Protection upon direct and indirect contact must be ensured by the specified
●
measures (connection to protective conductor, insulation, etc.).
NOTICE
Any dangerous system states, which might cause material damage, must be
●
prevented!
Protection upon direct and indirect contact must be ensured by the specified
●
measures (connection to protective conductor, insulation, etc.).
10.7.1 External power supply unit
DANGER
Connect power supply units generating protective extra-low voltage (24 V) on-
●
ly to supply voltages designed for these power supply units. Note the over-
voltage categories (refer to the documentation of the power supply unit)
Do not apply the supply voltage to the protective extra-low voltage
●
All control components are supplied from 24 V voltage supplies (SELV/PELV).
Mounting, demounting and electric installation
C
A
B2
B1
B
Danger of personal injury due to incorrect
mounting or electric installation!
Danger of material damage due to incorrect
mounting or electric installation!
Danger of lethal injury due to hazardous electric
voltage
R911340667_Edition 04 Bosch Rexroth AG
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