1.0
Warning and safety information for the installation and commissioning of the device
1.1
Applications
This switchgear has been designed for domestic and communal sewage, wastewater and rainwater pump
stations.
Please note the following as regards pumps implemented in an explosive area: The switchgear itself must be
installed outside of the explosive area.
When using external 4 - 20 mA level sensors and float switches installed in the explosive area, it will be
necessary to use components with the requisite approvals.
1.2
Personnel qualifications
Personnel entrusted with the installation, commissioning and maintenance of the switchgear must hold the
requisite qualifications.
1.3
Safety instructions for the operator
Observe the existing regulations governing accident prevention, VDE specifications and stipulations set forth
by the energy supply company. When opening the device (removing cover or terminal cover) or working on the
pumps, the control system absolutely must be rendered current-free via the pre-fuse or a separate circuit
breaker.
1.4
Dangers of non-compliance with safety information
Non-compliance with the safety information can lead to endangerment for persons and product/system. Non-
compliance with the safety information can lead to loss of all rights to damage compensation.
1.6
Independent modification and replacement part supply
Changes to the product are only permissible in coordination with the manufacturer.
In the interest of safety,
use original replacement parts and accessories authorised by the manufacturer.
Using other parts can void
liability for the resulting consequences.
1.7
Impermissible use
The operational safety of the product supplied is only guaranteed for proper use as laid out in Section 1.1.
The threshold values specified on the data sheet must be met in all cases.
1.8
Transport and storage
Store and transport the switchgear such that damage it won't be exposed to shock, impact and temperatures
outside the range of -20°C to +60°C.
www.lesa.de
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PS2 – SYSTEM ver.1.19
