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About these guidelines
The purpose of these guidelines is to provide guidance in the application of Copeland scroll
compressors and Emerson control drives
They are intended to answer the
questions raised while designing, assembling and operating a system with these products.
Besides the support they provide, the instructions listed herein are also critical f or the proper and
safe functioning of the compressors and drives. The performance and reliability of the products may
be impacted if they are not used according to these guidelines or are misused.
These application guidelines cover stationary applications only. For mobile applications, please
contact the Application Engineering department at Emerson as other considerations may apply.
1 Safety instructions
Copeland scroll variable-speed compressors and Emerson motor control drives are manuf actured
according to the latest relevant US and European safety standards. Particular emphasis has been
The YHV* variable-speed compressors and the drives are intended for installation in systems in
accordance with the European Machinery Directive MD 2006/42/EC, Pressure Equipment Directive
PED 2014/68/EU, Low Voltage Directive LVD 2014/35/EU and Electromagnetic Compatibility
Directive EMC 2014/30/EU. They may be put to service only if they have been installed in systems
legislation. available at
www.climate.emerson.com/en-gb.
The Declarations of Conformity of the compressor and drive are available upon request.
NOTE: Only dedicated compressors are allowed to be used with A2L or A3 flammable
refrigerants. Emerson marks all compressors that are qualified for flammable refrigerants
with a sticker indicating the usage of such refrigerants. Systems using flammable refrigerants
must be executed correctly while observing safety rules, as specified in corresponding safety
standards such as, but not limited to EN 378. They must comply with any and all applicable
The Material Safety Datasheet (MSDS) for the individual refrigerant shall be considered when
working with each type of refrigerant
please check the documentation provided by the refrigerant
supplier.
These instructions shall be retained throughout the lifetime of the compressor and drive.
You are strongly advised to follow these safety instructions.
1.1 Icon explanation
WARNING
This icon indicates instructions to
avoid personal injury and material
Fire hazard
This icon indicates a risk of flammable
atmosphere.
High voltage
This icon indicates operations with a
danger of electric shock.
CAUTION
This icon indicates instructions to
avoid property damage and possible
Danger of burning or frostbite
This icon indicates operations with a
danger of burning or frostbite.
IMPORTANT
This icon
indicates instructions to
avoid malfunction of the compressor.
Explosion hazard
This icon indicates operations with a
NOTE
recommendation for easier operation.
Danger of explosive atmosphere
This icon
indicates a risk of explosive
atmosphere.
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