Electric Meters Dealers in Bara Bazar, Kolkata

Model No.: MIC2505 NSULATION RESISTANCE MEASUREMENT UP TO 2T IN ACCORDANCE WITH IEC 61557-2Insulation resistance measurements:selectable measurement voltage 500, 1000 V or 2500 V,continuous indication of measured insulation resistance or leakage current value,automatic discharge of measured object capacitive voltage after the completion of insulation resistance measurement,acoustic signaling of 5 seconds time intervals to facilitate capturing time characteristics,metered T1, T2 and T3 test times (15,60 and 600 s or 30,60 and 600 s) for measuring two absorption coefficients (DAR, PI, Ab1, Ab2),indication of actual test voltage during measurement,protection against measuring live objects.Insulation resistance measurement method for two-and three-wire.Measurement of leakage current during insulation resistance testing.DC and AC voltage measurement in the range of 0-600 V.Power supply from battery packs.The instruments meet the requirements of the EN 61557 standard.     Features:   Measurement of short circuit loop impedance ZL-PE, ZL-N, ZL-LTest current: 23/40 A; measuring range acc. to IEC 61557Measurement of earth resistance RE with the 3p and 4p methodtest voltage: 25 V or 50 V rmstest current: 20 mA, sinusoidal rms 125 Hz (for fn=50 Hz) and 150 Hz (for fn=60 Hz)measurement blocked at interference voltage UN > 24 Vmaximum measured interference voltage Unmax= 100 Vmaximum resistance of auxiliary earth electrodes 

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