Jinhand Electric Co., Ltd. is a professional manufacturer of electrical equipment in China, possessing extensive experience in the power industry and offering competitive pricing that allows us to effectively meet your needs. Our factory features state-of-the-art technology and is operated by a team of skilled experts, ensuring that we consistently deliver high-quality products that have garnered recognition in the global market. We are eager to build a long-term cooperative relationship with you and become your reliable partner in China. Our flagship product, the BWG Solar Grid-Connected Panel, stands out as a fully integrated power distribution unit.
1.Versatile Installation Options: Designed for both fixed installation and plug-in installation, providing flexibility to users.
2.High Safety and Reliability: Utilizes well-known domestic and international brand circuit breakers and components, ensuring excellent technical performance and safety.
3.Customizable Modules: Capable of forming various standard unit modules for customers to select and assemble according to their specific needs.
4.Enhanced Safety Protection: Incorporates zoning isolation and separation between functional unit inputs and outputs to improve safety measures.
| BWG | 100 | 200 | 300 | 400 | 500 | 600 | 800 |
| Basic parameter | |||||||
| Max input voltage | 400V | ||||||
| Measured data | Three phase current,three phase voltage,active power,apparent power,power factor,frequency,electric meter | ||||||
| Communication method/protocol | RS485 bus/standard MODBUS-RTU protocol | ||||||
| Number of inputs | Customized according to user requirements | ||||||
| Number of outputs | 1 | ||||||
| Rated AC voltage | 400V | ||||||
| Max rated input current | 250A | 400A | 630A | 800A | 1000A | 1250A | 1600A |
| Rated frequency | 50Hz | ||||||
| Electric meter access | Secondary access | ||||||
| Housing box | |||||||
| Box body material | Hot dip galvanized steel plate/stainless steel/cold-rolled steel plate | ||||||
| Protection level | IP30/IP65 | ||||||
| Shell size | Customization | ||||||
| isolation switch | Air circuit breaker | ||||||
| Rated voltage (AC) | 400V | ||||||
| Rated current(AC) | 250A | 400A | 630A | 1000A | 1000A | 1250A | 1600A |
| type | Single throw switch | Draw-out type, fixed type,closing after voltage detected | |||||
| Execution standards | GB/T14048.3 | GB/T14048.2 | |||||
| Residual current operated circuit breaker | With air circuit breaker | ||||||
| Circuit breaker type | 4P | ||||||
| Rated voltage(AC) | 400V | ||||||
| Maximum current(AC) | 250A | 400A | 630A | 800A | |||
| Overvoltage protection value(phase voltage) | 250~320V adjustable | ||||||
| Undervoltage protector(phase voltage) | 145~200V adjustable | ||||||
| Phase loss protection value | <50V | ||||||
| Executive standard | GB/T14048.2-2008 | ||||||
| AC surge protective device | |||||||
| Max working voltage (AC) | 400V | ||||||
| Max discharge current(AC) | 40kA | ||||||
| Executive standard | GB/T8170-2008 | ||||||
| Molded case circuit breaker | |||||||
| Rated voltage (AC) | 400V | ||||||
| Rated current(AC) | Optional according to user requirements | ||||||
| Communication protocol | Communication protocol:DTL645,topology recognition,electrical parameter measurement,carrier wave communication | ||||||
| Executive standard | GB/T14048.2 | ||||||
| Environmental parameter | |||||||
| Working temperature | -20℃~+60℃ | ||||||
| Working humidity | 90% | ||||||
| Altitude | 2000m(load shedding above 2000m) | ||||||
| Installation method | Floor type | ||||||
| Optional features | |||||||
| AC fuse | Optional | ||||||
| AC leakage protector | Optional | ||||||
| Anti islandingdevice | Optional | ||||||
1.Modular Assembly Structure: All frame components are securely fastened with screws, allowing for easy assembly and maintenance.
2.Durable Surface Treatment: Frames, doors, and panels undergo phosphating treatment followed by electrostatic powder coating, while non-coated parts are fully galvanized and passivated to meet diverse component requirements and adapt to various working environments.
3.Quality Materials: Made from high-quality steel plate with 25mm modular holes for versatile expansion and adaptability.
4.Flexible Inlet Options: Provides inlet options for both top and side entry to accommodate different installation layouts.
5.High Breaking Capacity: Exhibits excellent dynamic and thermal stability, with flexible electrical configuration options that meet international advanced levels.
6.Lightweight Design: Features a lightweight structure with high mechanical strength and assembly precision, coupled with an aesthetically pleasing appearance.
1.Can the cabinet be customized for specific project needs?
Yes. We offer customization in terms of input/output counts, enclosure size, material, protection level, and optional accessories (fuses, anti-islanding devices, etc.).
2.What communication protocols are supported?
Standard RS485 bus with MODBUS-RTU protocol. DTL645 protocol is also available for metering and carrier communication.
3.Is the cabinet suitable for outdoor installation?
Absolutely. With IP65 protection and robust surface treatment (phosphating + powder coating), it performs reliably in varied climatic conditions (-20℃ to +60℃).
4.What safety features are included?
Zoning isolation, surge protection, over/under voltage protection, phase loss protection, and optional leakage protection ensure safe operation.
5.What is the typical lead time?
Standard configurations: 3–5 weeks. Customized orders: 5–8 weeks, depending on complexity.
1.In our collaboration with Jinhand Electrical, we have experienced the professionalism and efficiency of their team, always providing us with the technical support we need in a timely manner.—Hebei Baixiantong Electric Power Engineering Co., Ltd.
2.The company not only offers high-quality products but also provides satisfactory after-sales service. No matter the situation, they always respond quickly and resolve issues.—Shandong Nuoming Smart Power Energy Co., Ltd.
3.Jinhand Electrical's technical team is exceptional, capable of delivering tailored solutions based on our needs, significantly increasing the success rate of our projects.—Zhejiang Dayuan Pump Industry Co., Ltd.
Thanks to our unwavering dedication to quality, we have cultivated strong, long-term relationships with customers worldwide and garnered widespread acclaim for our offerings.
Through ten-plus years of innovation-focused development, Jinhand ranks among China’s leading manufacturers and suppliers of electrical equipment. Our factory has adopted numerous advanced technologies and facilities, and we invite you to purchase our high-quality, cost-effective products manufactured in China.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
