SITOP SEL1200-1400
Equipment Manual, 06.2020, A5E46496083-2-76
47
Hazard due to electric shock
Before installation or maintenance work can begin, the system's main switch must be
switched off and measures taken to prevent it being switched on again. If this instruction is
not observed, touching live parts can result in death or serious injury.
5.1 Connection at the input
The device is only suitable for operation with
(safety extra low voltage). If
this device is connected to line supplies with higher voltage levels this can result in death or
serious injury as well as extensive material damage.
Only appropriately qualified personnel may work on or in the vicinity of this equipment.
Perfect, safe, and reliable operation of this equipment is dependent on proper
transportation, storage, installation and mounting.
Figure 5-1 Input connection
The supply is connected via input terminal ①, designated "24 V" and the 0 V terminal ②,
designated "0 V"; the "0 V" connection is not used for the load supply, but only to supply the
internal electronics of the selectivity module (terminal cross-sections, see Figure 2-2
Terminal data (Page 13)).
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