Air/air and air/water Heat pumps units - Checking of functional requirements

Air conditioners, liquid chilling packages and heat pumps with electrically driven compressors for space heating and cooling - Part 4: Operating requirements, marking and instructions

99.60 Withdrawal effective

Air conditioners, liquid chilling packages and heat pumps for space heating and cooling and process chillers, with electrically driven compressors - Part 4: Requirements

99.60 Withdrawal effective