
intelligent instruments.
It is based on STM32F207 32 bit ARM microprocessor
technology and 18-bit AD conversion technology.
HC 3300H is a multifunction precision power
meter for three-phase system of 3 or 4 wires
and single-phase measurements.
The instrument can test and display voltage, current,
active power, reactive power, apparent power,
frequency, phase, phase angle and power factor
and so on. All parameters are of high accuracy up to
0.01%.
Technical parameter | Technical Specification | |
Accuracy class | 0.02% | |
Voltage range 3P4W(Uan/Ubn/Ucn) | 60/120/240/480V(change by hand or auto) 0-480V input impedance>600KΩ | |
· Current range input range of each gear | 0.2A/1A/5A/20A/100A (change by hand or auto) 0-120% | |
Frequency range | 45Hz-65Hz | |
Phase range | 0-360° | |
Measurement accuracy | voltage (relative error) | ±0.02% (5-500V),resolution 0.0001 ±0.05% (1-5V) |
current (relative error) | ±0.02% (0.05-120A),resolution 0.000001 ±0.05% (0.01-0.05A) ±0.1% (0.001-0.01A) | |
active power (relative error) | 0.02% (30-500V,0.05A--120A,PF >= 0.5), resolution 0.0001 0.05% (30-500V,0.01A-0.05A,PF >= 0.5) | |
Reactive power / Apparent Power (relative error) | 0.05% (30-600V,0.05A--120A,PF >= 0.5), resolution 0.0001 0.1% (30-600V,0.01A-0.05A,PF >= 0.5) | |
Power Factor | 0.01% (resolution:0.000001) | |
phase | 0.01° (resolution:0.01°) | |
frequency | 0.01% (resolution:0.0001Hz) | |
Active power | 0.02% | |
Reactive power | 0.05% | |
Energy pulse output | TTL pulse output,Load capacity >2kΩ | |
Environmental condition | temperature 0-45ºC humidity 35%-85% | |
Temperature | voltage,current,frequency: 0.001%/K power:0.001%/K(PF=1.0) 0.0015%/K(PF=0.5) | |
Communication port | RS-232 | |
Auxiliary power | AC 110V±10%(45-65Hz) 50VA | |
Dimensions | 485mm × 350mm × 135mm | |
Weight |






