Megaohmmeter M1623.1 (M16231, M 1623 1, M-1623-1, m1623.1, M-1623.1, M 1623.1, m16231, m 1 1 623, m-1623-1, m 1623.1, m-1623.1, m 1623.1)
Megaohmmeter M1623.1 intended for short-term (up to 1 min.), Insulation resistance measurement including AC and DC power under the operating voltage, including those with a galvanic connection to the AC mains through a semiconductor rectifiers, and insulation resistance measurement de-energized AC and DC networks current.
Accuracy class - 2.5.
Technical characteristics of the devices megaohmmeter M1623.1:
- Ambient temperature from -10 º C to +50 º C;
- Relative humidity up to 98% at 35 º C;
- Ranges device M1623.1 - 0 MW-5 MW.
- Nominal voltage controlled network 127V, 220V or 380V;
- Nominal frequency range 50Hz-controlled 500Hz;
- Maximum permissible error of the instrument in the measurement range is ± 2,5% of the length of the scale;
- The internal resistance of the device M1623.1 - not less than 240 ohms;
- Maximum permissible additional error caused by:
- Change in the ambient temperature from the normal 20 º C ± 5 º C and any temperature ranging from -10 º C and +50 º C to 10 º C every temperature change of 50% of the class designation accuracy;
- Changes in the supply voltage within ± 15% of nominal, equal to the limit of intrinsic error;
- Changing the operating position (inclination) of the normal M1623.1 device in any direction is 45 º, root ± 1,25% of the length of the scale;
- The limit of additional error and half amplitude of the oscillation index when exposed to a single-component vibration in the frequency range from 1 Hz to 60 Hz with a maximum acceleration of 19.6 m / c 2 are ± 2,5% of the length of the scale;
- Dielectric strength between the circuits and the body, as well as between supply and measuring - 2 kV;
- The insulation resistance of electrical circuits relative to the body, as well as between the chains of at least 20 MW;
- Response time indication can not exceed 3c;
- The length scale of the device M1623.1 180mm ± 8 mm;
- Dimensions - 120h120h166mm;
- Weight of the device - no more than 1.3 kg.
Also, this device may have different names: M1623.1 megger, megger M1623.1, M1623.1 megometr, Megaohmmeter M1623.1, M1623.1 megameters, Megaohmmeter M1623.1, M1623.1 ohmmeter.