Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.
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Areas of Application:
Data Acquisition;
Energy Management;
Remote Power Monitoring
Model Selection
| Model |
700-M1 |
700-M2 |
700-M3 |
| V/A/F/P/Q/S/PF |
YES |
YES |
YES |
| Demand |
YES |
YES |
YES |
| Max./Min./Avg. Value |
YES |
YES |
YES |
| Fundamental V/A/P/Q/S/PF |
NO |
NO |
YES |
| ±kWh/±kvarh/kVAh |
YES |
YES |
YES |
| Four-quadrant Reactive Energy |
YES |
YES |
YES |
| Tariff Energy |
NO |
YES |
YES |
| Fundamental Energy |
NO |
NO |
YES |
| THD |
YES |
YES |
YES |
| Harmonics V/A |
NO |
1st-63rd |
1st-63rd |
| Unbalance |
NO |
YES |
YES |
| Crest Factor/K Factor |
NO |
YES |
YES |
| Flicker |
NO |
NO |
YES |
| Transient |
NO |
NO |
YES |
| Demand Record |
NO |
YES |
YES |
| Max./Min./Avh. Value record |
NO |
YES |
YES |
| Off-limit Record |
NO |
YES |
YES |
| SOE Record |
NO |
YES |
YES |
| Digital Input |
2 |
2 |
2 |
| Relay Output |
1 |
1 |
1 |
| Environmental Conditions |
Operating temperature |
-20ºC-70ºC |
| |
Storage temperature |
-40ºC-85ºC |
| |
Relative humidity |
≤95%RH |
| |
Altitude |
≤2500m |
| Safe Power Supply |
Working range |
DC:24V±20% |
| |
Consumption |
≤0.5W |
| Voltage Input |
Rated value |
3x220V/380V |
| |
Impedance |
≥1.7MΩ/per phase |
| |
Burden |
≤0.1VA/per phase |
| |
Overload |
Continuous: 1.2Vn, instantaneous: 2Vn/10s |
| |
Frequency |
45Hz-65Hz |
| Current Input |
External CT |
| Relay Output |
Contact rated at AC:0.12A/400V; DC:0.12A/400V, Isolation: 5kVAC |
| Digital Input |
2 dry contact inputs, isolation: 4kVAC |
| Communication Port |
RS485, Modbus-RTU, 2-wire, up tp 9600bps |
| IP Degree |
IP20 |
| Insulation |
≥2kVAC |
Main Features
| High Accuracy Measurement |
Compact Design |
Plug Type Wiring Terminals |
Safe Power Supply |
Automatic Networking |
| -Adopt solid current transformer to realize energy accuracy 0.5S |
-18mm width, installed near load point, less wiring |
-Quick installation |
-DC 24V, wiring safety |
-Communication address of module can be set automatically or by manual |
Packaging & Shipping
Dimensions Typical Wiring
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