... overload protection, the compressor overheating,over-current, over-pressure,dry heat, inside the over-temperature warning systemPower Source[K.W.]AC ... Test Room,Temp.Humi. &Vibration Conbined Test Chamber,Aging Oven Tester,Rain/Spray Test Chamber,Burn-in test equipment, ... Precision Oven Tester,Steam Aging Tester,Vibration Tester,Tensile Tester,Drop ...