Instruction Manual ZHK
20/140
V07-21.0
Freeze protection
The customer must ensure sufficient freeze protection measures. See indications in
chapters
(Potential risks that could arise at the erection site),
4.2.2 (Actions to prevent potential
6.6 (Freeze protection measures)
(Frost protection for plate heat exchanger)
.
Venting, draining of heat exchangers
ErP conformity according to commission regulation (EU) Nr. 1253/2014
The ErP commission regulation (EU) Nr. 1253/2014 (energy related products) determines mini-
mum requirements to the efficiency of air handling units. Important points, for which the system op-
erator is responsible, are:
Multi staged control
All AHU`s, except those with double application, have to be equipped with multi staged drive or
speed control for fans. See
chapter 7 (electrical connection)
. Or in the special
chapter 7.5 (vari-
able, frequency-controlled drives (VFD, frequency converters)).
Filter change indicator
If one or more filter stages belong to the AHU equipment, then they have to be equipped with an
optical display or an acoustic warning in the control mechanism. They will be triggered if the pres-
sure drop at the filter exceeds the maximum permissible value. See
chapter 9.3 (air filters).
If above mentioned equipment is not included in delivery by EUROCLIMA, it must to be provided
on site.
2.5 Staff selection and qualification
All persons, who are authorized to work on the air conditioner, must have read and understood the
complete manual - in particular
chapter 2 (Safety instructions)
. Until this task is completed, the
person should not begin to work on the AHU.
All work must be carried out by professionals who have sufficient technical training, experience and
sufficient knowledge of…
-
Locally applicable safety and occupational health rules
-
Locally valid accident prevention regulations
-
Locally applicable standards and approved rules of practice.
All professionals have to understand and assess the work appropriately and recognize and avoid
potential hazards.
Execution of the assembly, installation, electrical connection, commissioning and disposal:
-
by qualified electricians and AHU technicians.
Execution of maintenance / monitoring of the operation:
-
by technical staff or trained personnel and qualified electricians and AHU technicians.
WARNING!
Work on optionally installed refrigeration components must be performed only by
trained technicians and according to commission implementing regulation (EU) Nr.
2015/2067 certified refrigeration technicians.
Subsequently, warning triangles indicate information and procedures that must be adhered to mini-
mize risks to persons who are entrusted with the work on the air conditioner.
Содержание ZHK
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