標準電機Standard Electric Works Co., Ltd. -- SEW,Standard,TEST,Measuring Instruments,Telescopic Hot Stick,Test Lead,Mini Appliance Checker
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4112 EL

列印
  FEATURES
● Microprocessor-controlled.
● 2 Lines × 16 Characters LCD.
● Very low consumption.
● Menu-driven.
● Accurate digital readout of disconnection time.
● Automatic data hold function.
● Zero Crossing Circuitry permit testing at 0° or 180°.
● Disconnection Phase Polarity Shown on LCD.
● Auto off and off override.
● Polarity Trip indicator (Positive or Negative Phase).
● Wiring polarity indicator.
● Measure voltage between line and earth before testing.
● Indicates frequency of voltage L-E.
  SPECIFICATIONS
 
 Current settings  3mA, 5mA, 7mA, 10mA, 15mA, 20mA, 30mA,
 35mA, 50mA, 100mA, 125mA, 150mA, 175mA,
 275mA, 250mA, 300mA, 375mA, 500mA.
 Current selection  Rotary switch 
 Phase start selection
 0° and 180°
 Referenced to Earth
 Yes
 Over-temperature
 protection
 Yes
 Wiring correctness
 indication
 Yes
 Trip indicator  Yes
 Phase polarity trip
 Indicator
 Yes
 Operating voltage  (L-E)  Referenced to Earth 240Vac-50Hz or 60Hz
 Voltage Model (Vac)
 Timer resolution  1ms (Max. Time=2.999s)
 Timer accuracy  1ms ±1ms
 Current accuracy  ±5% ±1mA
 Operating temperature  -5°C to 45°C
 Storage temperature  -10°C to 55°C
 Dimensions  250(L) × 190(W) × 110(D)mm
 Weight (battery included)  Approx. 1500g 
 Power source  1.5 (AA) × 8 
 Safety standard  EN 61010-1 CAT III 300V
 EN 61326-1
 
   
   
   
   
   
   
 
   
   
   
   
 


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