Mitsubishi Electric QAHV Série Manuel D'installation & D'instructions page 82

*1 Under normal heating conditions at the outdoor temperature of 27.0ºCDB/21.8ºCWB (80.6ºFDB/71.2ºFWB),
the outlet water temperature of 48.9ºC (120ºF), and the inlet water temperature of 21.1ºC (70ºF)
*2 Under normal heating conditions at the outdoor temperature of 27.0ºCDB/21.8ºCWB (80.6ºFDB/71.2ºFWB),
the outlet water temperature of 65ºC (149ºF), and the inlet water temperature of 21.1ºC (70ºF)
*3 PT-NPT reducers are included as accessories.
• Due to continuing improvements, specifications may be subject to change without notice.
• Do not use steel pipes as water pipes.
• Keep the water circulated at all times. Blow the water out of the pipes if the unit will not be used for an extended
period of time.
• Do not use ground water or well water.
• Do not install the unit in an environment where the wet bulb temperature exceeds 32ºC (90ºF).
• The water circuit must be a closed circuit.
• There is a possibility that the unit may abnormally stop when it operates outside its operating range. Provide
backup (ex. boiler start with error display output signal (blue CN511 1-3)) for abnormal stop.
• In a system in which the ascent rate of inlet water temperature becomes 5 K/min (9
or 1 K/min (1.8
ºF/min
Unit converter
Kcal = kW x 860
BTU/h = kW x 3,412
3
cfm = m /min x 35.31
Lb = kg/0.4536
) or above continuously, this model of units cannot be used.
GB-82
) or above instantly
ºF/min