Sew 6221 EL-M

● High contrast OLED display.
● Designed for viewing in the dark, for mining industry.
● Microprocessor-controlled.
● Indicates phase rotation
● Indicates phase presence
● TEST for disconnection sensitivity
● Battery status indicator
● Measures Voltage Phase to Earth
● Select one of 3 Phase to test ELCB.
● Color-coded test leads.
● Phase presence indication from as low as 100Vac.
● Fused earth leakage tester.
● ELCB works 50Vac to 330Vac 50Hz / 60Hz.
● Phase rotation and presence does not require battery to indicate.
Nominal voltage for phase
presence frequency range
100Vac to 450Vac
10Hz to 400Hz
Rotary field direction
phases frequency range
100 to 450Vac
2Hz to 400Hz
Overload protection 550V (between all terminal)
Over voltage protection Class III - 450V towards ground
Current settings 999mAac /50Hz-60Hz
Phase start selection 0º and 180º
Phase polarity trip
Operating voltage (L-E)
referenced to earth
220Vac to 317Vac
Timer resolution 1ms (Max. Time=99.99s)
Timer accuracy 1ms ±4ms
Current accuracy ±3% ±4mA
Current resolution 1mA
Voltmeter accuracy (50Hz) 50-350Vac = ±3% ±2V
300-550Vac = ±7% ±3V
Voltmeter resolution 1V
Maximum current 317Vac / 50Hz
Operating temp. range 0°C to +40°C
Storage temperature -10°C to +50°C
Dimensions 330(L) x 260(W) x 160(D)mm
(battery included)
 Approx. 3850g
Power source 1.5V "C" x 8 ; Bat OK LED = Vbat>9V
Safety standard EN 61010-1 CAT III 550V
EN 61326-1


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