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The AHM1 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. Memory of 8 MB incorporated.
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 | % | |
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 |
OUTPUT | |
---|---|
Relay output | 250V/5A AC; 30V/5A DC |
Isolation | 2500 V AC |
Energy pulse width | 80 ± 20% ms |
RS-485 port | Modbus-RTU |
Baud rate | Up to 38400 bps programmable |
Connection | 2 wires |
Ethernet port * | TCP Modbus |
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 |
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Трябва да сте влезли
The AHM1 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. Memory of 8 MB incorporated.
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 | % | |
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 |
OUTPUT | |
---|---|
Relay output | 250V/5A AC; 30V/5A DC |
Isolation | 2500 V AC |
Energy pulse width | 80 ± 20% ms |
RS-485 port | Modbus-RTU |
Baud rate | Up to 38400 bps programmable |
Connection | 2 wires |
Ethernet port * | TCP Modbus |
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 |