台湾标准电机SEW仪器仪表--4112 EL ELCB Testers Up To 500mA

    
 
4112 EL   ELCB Testers
Up To 500mA  
4112 EL
FEATURES
 
 2 Lines x 16 Characters L.C.D.
 Very low consumption.
 Microprocessor controlled.
 Menu Driven.
 Accurate digital readout of disconnection time.
 Automatic data hold function.
 Zero crossing circuitry permit testing at 0 degree or 180 degree.
 Disconnection phase polarity shown on L.C.D. display.
 Auto-off and Off override.
 Polarity trip indicator (positive or negative phase).
 Wiring polarity indicator.
 Measure voltage between line and earth before testing.
 IEC/EN 61010-1 CAT III 300V.
 Indicates frequency of voltage L-E.
SPECIFICATIONS
 
Current Settings 3mA, 5mA, 7mA, 10mA, 15mA, 20mA, 30mA, 35mA, 50mA, 100mA, 125mA, 150mA, 175mA, 250mA, 300mA, 375mA, 500mA
Current Selection Rotary switch selector
Phase Start Selection 0 degree and 180 degree 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 = 19.99s)
Timer Accuracy 1mS +/- 1mS
Current Accuracy +/- 5% +/-1mA
Operating Temperature -5 degree C to 45 degree C
Storage Temperature -10 degree C to 85 degrcc C
Power Source 1.5V (AA) x 8 batteries, Bat OK Led = Vbat > 7.5V
Dimensions 250(L) x 190(W) x 110(D) mm
Weight Approx. 1500g (battery included)
Accessories Test leads, shoulder belt, Instruction manual, batteries
特 點
● 微處理器系統控制設計。
● 操作電壓110-450V(L-E)。
● 檢查核對斷路器跳脫時間和跳脫電流。
● 可選擇相位(0度和180度)。
● 自動換檔。
● 自動關機。
● 過熱保護。
● 可供重工業設備量測。
● 保險絲保護設計。
● 符合EN 61010-1 CAT Ⅲ 300V
EN 61326-1
規 格 (23°C±5°C <80%R.H.)