Hangzhou hui di electrical technology CO.,LTD. is a professional development and production of distribution boxes, power cabinets, low voltage cabinets, non-standard automation control system of boxes, stainless steel boxes, the end user boxes, information boxes, such as power transmission and distribution products of high and new technology enterprise, at the same time operating sales of electrical and mechanical equipment,instruments and meters,power transformer,wire and cable. Company existing staff of 70 people, include sales personnel, technical personnel, after-sales service personnel. Company adhere to the "intelligent, science and technology and industrialization" development strategy, vigorously promote scientific and technological innovation, management innovation, system innovation, for the domestic and foreign customers with high performance, high quality professional quality services.
Our PV DC Combiner box has the following advantages : 1)High reliability Use PV-specific fuses.Use PV-specific surge protectors.Use PV-specific DC breaker or rotary isolation switch. 2)Strong adaptability IP65 protection, waterproof, dustproof and UV resistant.Strict high and low temperature test. suitable for a wide area.The installation is simple, the system wiring is simplified, and the wiring is convenient The box is made of metal materials such as cold rolled steel plate. 3)Flexible configuration Applicable to monocrystalline silicon.polycrystalline silicon.thin film pv moudles,can modify the current level of PV fuses,circuit breaker,rotary isolating switches.
An Electric Heating Special Distribution Box is a distribution box designed for electric heating equipment. It is mainly used for controlling the power supply and circuit protection of electric heating equipment. The distribution box is characterized by its safety, reliability, ease of maintenance, and flexible configuration, and can be widely used in various fields of electric heating, such as industrial heating, HVAC, electric water heaters, etc. The Electric Heating Special Distribution Box usually includes electrical components such as main switches, branch switches, overload protection, short-circuit protection, as well as a distribution box housing, heat sink, and wiring terminals.
Material: PC/SMC/Steel Size: Customized Size Protection Level: IP66 Place of Origin: Zhejiang Model Number: SHLX-BL Package: Standard Carton Application: Solar System Standard: International Standards Keyword: Solar grid-connected system Product name: DC/AC on-grid combiner box Rated current: 32A/63A/80A/100A/125A/200A/225A/250A Dimensions and components can be customized
European-style cable distribution box is widely used in power distribution network system in recent years cable engineering equipment, its main characteristics are two-way open door, using butt casing as the connecting bus row, with small length, clear cable arrangement, three-core cable does not need long span cross and other significant advantages. he cable joints used meet the DIN47636 standards.
Generally use rated current 630 A bolt fixed connection type cable connector.
VS1-12 series of indoor vacuum circuit breaker with common insulated cylinder is three-phrase A.C. 50 Hz indoor power distribution equipment with the rated voltage of 12KV. It’ s used for protecting controlling the electrical equipment in the fields of industry and mining enterprise, power plants and substation.This type vacuum circuit breaker conforms to national standards and the stipulation of IEC standard, the capability reaches grade of M2-E2-C2. The product adopts composite insulation way,spring charged operation and rod push mechanism,with the characteristics of small volume, compact design and reliable operation. It can easily match with the switchgear and meet the “Five Preventions” demands. This kind of vacuum circuit breaker can be used for many kinds of switchgear like KYN28(GZS1). This series of products include: VCB truck isolation truck and Fuse truck, etc.
Quick Details Place of Origin: Zhejiang, China Brand Name: CHHD Model Number: SCB13 Usage: Power Phase: Three Coil Structure: TOROIDAL Coil Number: AUTOTRANSFORMER Rated capacity: 10kva-4000kva High voltage(Input voltage): 6KV/6.6KV/10KV/10.5KV/11KV Low voltage(Output voltage): 0.4kV No-load loss: 121W-13640W Load loss: 710W-17170W No-load current: 0.7~3.8 Short circuit Impedance: 0.04 Insulating level: LI75AC35/LI0AC5 High voltage tapping range: +/-5% +/-2*2.5% Product name: dry type transformer With cooling fan
1. The operation of power failure should be in accordance with the order of switch, load side knife gate, and power source side knife gate. The reverse operation of power transmission should be carried out in the reverse order to prevent closing the knife gate under load.2. If a power failure operat
The photovoltaic grid-connected box is an electrical device used to connect the DC power supply and the AC load in the solar photovoltaic system.According to their different uses, they are divided into the following categories:(1) Off-grid photovoltaic grid-connected box;(2) Network connection point
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