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Control Panel SP231
Safety requirements
Prior to using the control panel, you must get familiar with this manual.
Control panel SP231 – electrical facility, thus it shall be installed and serviced only by qualified specialists
following this document.
During installation of the control panel its power supply must be switched off!
In the premises the control panel shall be installed in the restricted access zones and at a safe distance from
sensitive electronic equipment. The control panel is not resistant to vibration, other mechanical impact, moisture
and aggressive chemical environment. Control panel shall comply with the requirements of Standard EN 50131
applied to environmental impact resistance Class II.
The used housings, transformers, batteries and programming devices shall comply with the
safety requirements established in the Standard EN 60950.
The device shall be connected to 230 V voltage 50 Hz frequency mains power through the Class
II transformer reducing voltage down to 16 – 18 V or to 16 – 24 V direct current source. To
ensure back-up supply a battery of 12 V and at least 7 Ah capacity shall be used. The current
consumption depends on the power of the connected external devices.
Protection of the power supply circuit shall be ensured with the installed two-pole automatic
safety switch. The dividing gap between the switch off contacts shall be at least 3 mm. The safety
switch shall be installed in the place known to the specialists servicing the control panel.
Cut-off of the control panel from the electricity network:
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from alternating current network – upon switching off the automatic safety switch;
-
from the battery – by disconnecting the terminals.
