CAHV-Z Commissioning fridge circuit

CAHV-Z

Commissioning Guide

For Refrigerantion Circuit

EU Requirements

Be sure to follow the steps in accordance with IEC-60335-2-40:2018 ANNex HH.

• Ensure that the floor area is sufficient for the refrigerant charge or that the ventilation duct is assembled in a correct manner.

• Connect the pipes and carry out a leak test before charging with refrigerant.

• Check safety equipment before putting into service.

Safety Features of CAHV-Z

• All potential ignition sources like relay on board are ATEX compliant.

• There is the refrigerant sensor in the unit for risk assessment.

• Mold marking for R290 is implemented to make service personnel aware that R290 is charged in the unit.

• In order to ensure that the safety measures function properly in the event of a refrigerant leakage, Pressure Relief Valve (PRV), Automatic Air vent Valve (AAV) and Automatic Air vent Valve with Air Separator (AAV with air separator) must be installed as defined.

• The power must remain on all times after installation to keep the safety functions activated.

Safety Features of CAHV-Z

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Safety Breaker Tag

• Do not turn off the breaker except for servicing.
• This unit is equipped with the refrigerant sensor and electrically powered safety measures.
• To be effective, the unit must be electrically powered at all times after installation, other than when servicing.
• To prevent the power from being switched off, attach the provided the caution tag to the local breaker to alert personnel.

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