SEW-Taiwan

Sew 1811 EL

FEATURES
● Microprocessor-controlled.
● 2Lines × 16 Characters LCD.
● Very low consumption.
● Suitable for industrial applications.
● Better than 3% accuracy (current).
● Menu-driven.
● Accurate digital readout of disconnection time.
● Accurate digital readout of disconnection sensitivity.
● Data hold function.
● Zero Crossing Circuitry permit testing at 0° or 180°.
● Disconnection Phase Polarity shown on LCD display.
● Auto off and off override.
● Polarity Trip indicator (Positive of  Negative Phase).
 
  SPECIFICATIONS
     
Current settings 0-999mAac / 50Hz
Current selection Knob
Phase start selection
0° and 180°
Referenced to Earth
Yes
Over-temperature
protection
Yes
Phase polarity trip
Indicator
Referenced to Earth
Yes
Operating voltage (L-E) 110 Vac to 450 Vac
Timer resolution 1ms (Max. Time = 99.999s)
Timer accuracy 1ms ±1ms
Current accuracy ±1% ±1mA
Current resolution 1mA
Voltmeter accuracy (50Hz) 50-350 Vac = ±2%±1V
350-450 Vac = ±5%±1V
Voltameter resolution 1V
Operating temperature -5°C to 40°C
Storage temperature -10°C to 55°C
Maximum current Specified
at
450 Vac/50Hz
Dimensions 170(L) × 165(W) × 92(D)mm
Weight (battery included) Approx. 1180g
Power source 1.5 (AA) × 8
Safety standard EN 61010-1 CAT III 450V
EN 50081-1
EN 50082-1

Location

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