Operation Limits - Heat Controller SMA Service Manual

6 Operation limits

Cooling operation
Outdoor unit air temp ºC (ºF) DBT
N
(113)
(104)
(95)
(86)
(77)
(
68)
(41)
Note: The chart is the result from the continuous operation under constant air temperature
conditions. However, excludes the initial pull-down stage.
Heating operation
Indoor air temp ºC (ºF) DBT
N
(95)
(86)
(77)
(68)
(59)
Note: The chart is the result from the continuous operation under constant air temperature
conditions. However, excludes the initial pull-down stage.
(50) (59) (68)
-10
(14) (23) (41)
Outdoor unit air temp ºC (ºF) DBT
Heat Controller, Inc. Jackson, MI 49203
Service manual
(77) (86) (95)
Indoor air temp. ºC (ºF) DBT
(59) (77)
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(104)