Cooling & Heat Pumps Ductless & variable speed
Variable-speed systems
Understand inverter compressors and variable-speed blowers: capacity range, sequence of operation and how commissioning changes.
Single, multi and variable-stage compressors, minimum and maximum capacity, constant versus variable fans and the staged sequences they follow.
Before this skill
HVAC Excellence competency codes
- HP-012
- HP-015
- ELEC-035
- HP-017
- HP-018
- HP-019
Courses that teach this
No mapped courses yet
We haven't matched a course or certification to this skill yet. Matches are added as a person on our team reviews them.
Courses are matched to this skill by our team and approved by a person. Providers can't pay to be listed here.
Career paths that include this skill
- Installation Technician Recommended
- Service Technician Recommended
- Maintenance Technician Elective
- Commercial & BAS Technician Elective
- Refrigeration Technician Elective
- Service Manager Recommended
- Installation Manager Elective
- Comfort Advisor Recommended
- Designer Recommended
- Instructor Recommended
- Sales Manager Recommended