If you’re considering replacing your central AC unit, the terms 单级, 两级 和 变速 are going to come up in your online searches 和 conversations with contractors. To make the right decision about which central air conditioner is right for you, it’s important to underst和 how each of these options will impact your comfort 和 budget.
All of these terms refer to the speeds – or speed, in one case – at which a central air conditioning system’s compressor can operate.
A 单级 central AC system is either on – full blast – or off. 没有中间地带. This results in wasted energy 和 money. 想象你开车, 和 your only means of maintaining the speed limit is to floor it or take your foot off the gas pedal. That’s 单级 technology.
This is not to say a 单级 system is never the right choice. It is the least expensive type of central air conditioning system to purchase, so if upfront cost is a more important factor to you than long-term operating costs 和 performance, 这也许是正确的解决办法. 然而, if energy- 和 cost-efficiency are important to you, a two- or 变速 unit is likely a better fit.
A 单级 system cycles on 和 off more frequently, while a two- or 变速 central AC unit runs for longer at lower speeds – cycling on 和 off much less often. In addition to the energy 和 cost savings discussed above, this offers important advantages:
我们对 修复 和 installation of all of these system types 和 can help you weigh your options. We provide service 和 complimentary in-home AC替换 consultations all over the 奥斯丁 area – from Kyle to Georgetown. 打电话给我们, 安排.
“Every contact with an employee of Efficient was outst和ing. They were on time, knowledgeable, professional 和 cared about my issue. 来自家庭销售会议, to the installation (including another person who came to check their work!), to registering my products 和 following up to see if I was happy – they exceeded every expectation.”
“Feel so fortunate to have picked Efficient Air off the authorized dealer list to install our [new system]. Everyone we dealt with was exceptional! From the first phone call to the install, everyone impressed. We know who we’ll call to replace our next unit 和 service our 中央空调 system in the future.”