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The AHM1-B is designed to be used for the measurement and calculation of electrical variables such as voltage, current, frequency, power, power factor, energy, harmonic components, etc. in low, medium and high voltage power distribution.
ELECTRICAL PARAMETER | UNIT | L1 | L2 | L3 | TOTAL | MAX/MIN | DEMAND |
---|---|---|---|---|---|---|---|
Voltage (Phase - Neutral) | V, kV | | | | | ||
Voltage (Phase - Phase) | V, kV | | | | | ||
Current | A, kA | | | | | | |
Neutral current | A, kA | | |||||
Active power (P) | kW, MW, GW | | | | | | |
Reactive power (Q) | kvar, Mvar, Gvar | | | | | | |
Apparent power (S) | kVA | | | | | | |
Power factor (Cos φ) | PF | | | | | | |
Frequency | Hz | | | ||||
Import active energy (EP+) | Wh, M Wh, G Wh | | |||||
Export active energy (EP-) | kWh, M Wh, G wh | | |||||
Import reactive energy (Eq+) | kvarh, M varh ,G varh | | |||||
Export reactive energy (Eq-) | kvarh, M varh, G varh | | |||||
Hour meter | h: min | | |||||
THD Current and Voltage | A, V | | | | |||
Harmonic RMS-U and I (1-31) | % | | | | |||
Unbalanced -U and I | % | |
The AHM1-B is a basic version of the AHM1 network analyzer that does not include digital inputs and contact outputs. It does not have RS485 port either.
The AHM1-BC has RS485 communication port.
INPUT | |
---|---|
Rated voltage (Un) | 3 x 400 / 690 V AC |
Overload | 1,2 Un |
Impedance | 1MΩ |
Rated current (In) | 1 A and 5 A |
Overload continuous | 2 In |
Overload instantaneous | 10 In/5s or 20 In/1s |
Burden | < 0,1 VA |
Rated value | < 2 0 mΩ |
GENERAL FEATURES | |
---|---|
Case material | ABS, UL94 V0 |
Dimensions | DIN 96 x 96 mm |
Terminals | Pluggable |
Max. wire section | 2,5 mm² General |
4 mm² Current(I) | |
Weight | 0,4 Kg |
Protection | IP 65 - front pane |
IP 20 - meter body | |
Operating temperature | -10 - 60 °C |
Storage temperature | -25 - 70 °C |
Relative humidity | 5 – 95 % |
AUXILIARY VOLTAGE | |
---|---|
Aux. V. AC/DC | 80 - 270 V |
Burden | < 10 VA |
PARAMETER | OPERATING RANGE | ACCURACY |
---|---|---|
Voltage | 2,5-120 % | 0,2 % |
Current | 0,005-6 A | 0,2 % |
Active power | 1-120 % | 0,2 %** |
Reactive power | 1-120 % | 0,2 %** |
Apparent power | 1-120 % | 0,2 %** |
Power factor | ± 0,5 % | 0,5 % |
Frequency | 45-65 Hz | ± 0,01 Hz |
Active energy | 5-120 % | Class 0,5 S |
Reactive energy | 5-120 % | Class 2 |
** Class 0,2 (25ºC) and Class 0,5 (-10 – 60 oC)
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The AHM1-B is designed to be used for the measurement and calculation of electrical variables such as voltage, current, frequency, power, power factor, energy, harmonic components, etc. in low, medium and high voltage power distribution.
ELECTRICAL PARAMETER | UNIT | L1 | L2 | L3 | TOTAL | MAX/MIN | DEMAND |
---|---|---|---|---|---|---|---|
Voltage (Phase - Neutral) | V, kV | | | | | ||
Voltage (Phase - Phase) | V, kV | | | | | ||
Current | A, kA | | | | | | |
Neutral current | A, kA | | |||||
Active power (P) | kW, MW, GW | | | | | | |
Reactive power (Q) | kvar, Mvar, Gvar | | | | | | |
Apparent power (S) | kVA | | | | | | |
Power factor (Cos φ) | PF | | | | | | |
Frequency | Hz | | | ||||
Import active energy (EP+) | Wh, M Wh, G Wh | | |||||
Export active energy (EP-) | kWh, M Wh, G wh | | |||||
Import reactive energy (Eq+) | kvarh, M varh ,G varh | | |||||
Export reactive energy (Eq-) | kvarh, M varh, G varh | | |||||
Hour meter | h: min | | |||||
THD Current and Voltage | A, V | | | | |||
Harmonic RMS-U and I (1-31) | % | | | | |||
Unbalanced -U and I | % | |
The AHM1-B is a basic version of the AHM1 network analyzer that does not include digital inputs and contact outputs. It does not have RS485 port either.
The AHM1-BC has RS485 communication port.
INPUT | |
---|---|
Rated voltage (Un) | 3 x 400 / 690 V AC |
Overload | 1,2 Un |
Impedance | 1MΩ |
Rated current (In) | 1 A and 5 A |
Overload continuous | 2 In |
Overload instantaneous | 10 In/5s or 20 In/1s |
Burden | < 0,1 VA |
Rated value | < 2 0 mΩ |
GENERAL FEATURES | |
---|---|
Case material | ABS, UL94 V0 |
Dimensions | DIN 96 x 96 mm |
Terminals | Pluggable |
Max. wire section | 2,5 mm² General |
4 mm² Current(I) | |
Weight | 0,4 Kg |
Protection | IP 65 - front pane |
IP 20 - meter body | |
Operating temperature | -10 - 60 °C |
Storage temperature | -25 - 70 °C |
Relative humidity | 5 – 95 % |
AUXILIARY VOLTAGE | |
---|---|
Aux. V. AC/DC | 80 - 270 V |
Burden | < 10 VA |
PARAMETER | OPERATING RANGE | ACCURACY |
---|---|---|
Voltage | 2,5-120 % | 0,2 % |
Current | 0,005-6 A | 0,2 % |
Active power | 1-120 % | 0,2 %** |
Reactive power | 1-120 % | 0,2 %** |
Apparent power | 1-120 % | 0,2 %** |
Power factor | ± 0,5 % | 0,5 % |
Frequency | 45-65 Hz | ± 0,01 Hz |
Active energy | 5-120 % | Class 0,5 S |
Reactive energy | 5-120 % | Class 2 |
** Class 0,2 (25ºC) and Class 0,5 (-10 – 60 oC)
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