Safety - Kessel Comfort 400V Mono Installation And Operating Manual

2

Safety

2.1 General safety notes
NOTICE
Disconnect system from energy sources!
Ensure that the electrical equipment is disconnected from the power supply during the work.
WARNING
Live parts! The housing of the control unit may only be opened by a qualified electrically skilled person!
Work on the control unit is restricted to:
switching on the contactor and adjusting the motor protection switch
replacing the batteries,
connection in accordance with the installation instructions and connection diagram.
All work extending beyond this may only be carried out by the KESSEL customer service or a service partner of
KESSEL AG
WARNING
Live parts
Heed the following points when working on electrical cables and connections.
The national regulations concerning electrical safety apply to all connections and installation work.
The system must be supplied through a residual current protection device (RCD) with residual current of not
more than 30mA.
Operating and maintenance instructions must be kept available at the product.
2.2 ATEX-related safety instructions
WARNING
The control unit itself is NOT intended for installation in an EX zone!
The control unit includes corresponding electrical equipment for intrinsically safe electric circuits.
WARNING
The EX marking identifies components and products that satisfy the ATEX requirement (ATEX Directive 2014/34/
EU).
WARNING
Use only ATEX system(s) and explosion-proof devices in potentially explosive zones. Separate safety measures
have to be taken for potentially explosive zones:
Comply with the national installation and erection regulations (e.g. IEC/EN 60079-14).
Comply with the national health and safety regulations.
Proof of the intrinsic safety must be provided in accordance with IEC/EN 60079-25.
Electric circuits with type of protection "Ex i", which have been operated with other types of protection may then
no longer be operated as electric circuits with type of protection "Ex i".
During installation and operation, note the information (characteristic values and rated operating conditions) on
type plates and data signs as well as the information signs on the device.
Before installing the device, ensure that it is undamaged.
Adjustments to the run-on time should only be carried by expert personnel. Dry running of the pumps (of the cut-
ting unit) is not permitted.
In ATEX areas the product must be installed and operated in accordance with the following standards:
EN 60079-14 Explosive atmospheres. Electrical installations design, selection and erection
EN 60079-17 Explosive atmospheres. Electrical installations inspection and maintenance
EN 60079-19 Explosive atmospheres. Equipment repair, overhaul and reclamation
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