แอมป์มิเตอร์ ดิจิตอล วัดกระแสไฟฟ้า 22 มม1V-500VAC 0-100A

แอมป์มิเตอร์ ดิจิตอล วัดกระแสไฟฟ้า 22 มมAC 0-100A LED Ammeter current meter indicator pilot light Features: Lens Material: PC Lighting Source: LED Volt.: 1V--500V Current: 0-100A Nature of supply: AC Rated Temp : T90 Life of continuous working: Typically over 30,000 hours. The end of life for a lamp is not usually a sudden failure Main technical parameters Environmental Temperature: -25+55 Workingundervibrationfrequency2-80Hz,accelerationat0.7g Relative Air Humidity: ≤98% Pollution rank is three grade and installation category is III Protection Degree: Head IP65 Voltage of workingfrequency: 2.5kV (AC valid value), 1min LeakageIndex:CT1≥100 Frequency:AC50-60Hz