Ammeter and voltmeter M1611 (M 1611 and M-1611; m1611; m in 1611; m-1611)
Ammeter M1611 and voltmeter M1611 - round dial panel meters used to measure the current and voltage in DC current and ripple current at 100 Hz electric and electric rolling stock and railway traction motors, as well as to determine the insulation resistance networks.
Accuracy class - 1.5.
- Current - 5A - 10kA;
- Voltage - 10V - 4kV.
Overall dimensions - 120 × 120 × 124mm.
Vibration, impact resistant, splash-proof, for harsh environments.
Ammeters M1611 and voltmeters M1611 can be used to measure the current and voltage in DC networks of marine power plants, as well as used for the measurement of non-electrical quantities converted to DC signals or voltage.
Ammeter M1611 and voltmeter M1611 have an angle scale 230 ᵒ. Response time - less than 3 seconds. Measurement ranges, connection served in Table 1.
Ammeters and voltmeters M1611 M1611 use additional device, the value of resistance of which served in Table 2.
Ammeter M1611 and voltmeter M1611 designed for use in the following conditions:
- A range of temperatures from -60 ᵒ C to +60 ᵒ C;
- Relative humidity: 95% (+35 ᵒ C);
- 1400m above sea level;
- In a loss of frost.
Average life for ammeters M1611 and voltmeters M1611 is 25 years old.