1. Energy regulation and start unloading, built-in one-way valve and a safety valve, light weight, small vibration, low noise, small occupation area.
2. The exhaust gas temperature and the flow of oil pressure protection for R22, R134a, R404A, R507refrigerant;
3. Protection device for motor phase, gap and start-up delay protection;
4. Each unit is equipped with a computer controller, automatic regulate the compressor run time, prolong the service life of the compressor
5. Mainly used: temperature at - 5°C to - 20°C in places, such as: food processing and storage, fresh fruit and vegetable processing, chemical industry, pharmaceutical industry, process water, air conditioning etc..
6. Widely applicable to the preservation of library, cold storage, CA storage, low temperature workshop, water process and other places