Company Profile
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.
Product Description
JR-GZDW series DC power system of intelligent high-frequency switching,which is widely used in substations,power plants,hydroelectric power station.It is suitable to open or close h.v.circuit breaker,control,signals instruments,meters,relay protectioninsecondary circuit,accident lighting,and so on.
Product Parameters
- AC Input Voltage: 380V ± 20%
- Frequency 50Hz ± 10%
- DC Output Voltage: 190V - 300V or 95V - 150V
- Continuously Adjustable Voltage Regulation Accuracy: ≤ ±0.5%
- Current Regulation Accuracy: ≤ ±1%
- Ripple Coefficient: ≤ 0.2%
- Power Factor: ≥ 0.93
- Efficiency: > 94%
- Noise: ≤ 50dB
- Dimensions: 800 × 600 × 2260 (2360) mm
Product Features
- The system adopts a modular design, making maintenance simple and quick, ensuring safe and reliable operation.
- The monitoring system uses a large-screen LCD for Chinese/English display, offering high intelligence and audio-visual alarms. It adopts a modular design with powerful functionality, meeting various user configuration requirements and is especially suitable for the diverse applications in power systems.
- One monitoring system can manage one or two battery groups. It features advanced battery temperature compensation to ensure the longevity of the battery groups.
- Equipped with standard RS485/RS232 interfaces, it supports multiple power communication protocols, making it easy to integrate into a comprehensive automation system or set up a standalone network, achieving "Four Remote" and unattended operation.
- The charging module features N+1 hot backup, utilizing world-leading resonant switching power supply technology and isolated autonomous current sharing technology. It includes CPU monitoring and can independently handle charging and float charging operations. It has a built-in DC output isolation diode and supports hot-swappable replacements, ensuring safe and convenient maintenance.
- Dual AC automatic switching inputs provide mutual backup, ensuring high reliability.
- The output switches use well-known domestic or imported DC-specific circuit breakers, meeting DC operation requirements.
- Various system solutions are available to meet different configuration needs.
Service Environment
- Altitude: Not exceeding 2000 meters.
- Ambient Temperature: Not higher than +40°C, not lower than -10°C
- Maximum Relative Humidity: Not exceeding 90%.
- Free from corrosive, explosive gases and conductive dust.
- Operating location should be free from severe vibration and shock, with no strong electromagnetic interference, and a vertical tilt not exceeding 5°.
Model and Its Meaning
Packaging & Shipping
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