Overview of s supply GW4-40.5 400A 630A 1000A hv disconnector

s supply GW4-40.5 400A 630A 1000A hv disconnector is critical switching equipment used in electrical systems of power plants and substations. Its primary function is to guarantee the safety of high-voltage electrical appliances and equipment during maintenance work and to isolate voltage. It cannot be used to cut off, input, or disconnect load current and short-circuit current. It can only be used for certain switch operations that do not generate strong arcs—usually used in conjunction with high-voltage circuit breakers to isolate the power supply during maintenance, providing safety protection for maintenance personnel and equipment. According to the installation location and the number of insulation columns, they can be divided into indoor type, outdoor type, single-column, double-column, and three-column types. The electrical system of power plants and substations is crucial for guaranteeing the safety of maintenance personnel and equipment.

Characteristics of s supply GW4-40.5 400A 630A 1000A hv disconnector

“Safety guarantee during maintenance of high-voltage electrical appliances and devices: This is the primary function of high-voltage isolation switches, which can ensure the safety of equipment and operators during maintenance work.

Isolation voltage: It plays the role of isolating voltage and cannot be used to cut off or connect current, nor can it be used to break short-circuit current.

Nonarc extinguishing function: It cannot be used to cut off current; that is, it does not have an arc extinguishing function.

Multiple types: According to the installation location, it can be divided by indoor and outdoor types. According to the number of insulation pillars, they can be divided into single-column, double-column, and triple-column types. Each voltage level has optional equipment.”

Specifications of s supply GW4-40.5 400A 630A 1000A hv disconnector

The GW4-40.5 high-voltage disconnector provides a dependable break for circuits. It takes care of as much as 40.5 kilovolts. You obtain options for different existing needs: 400 Amps, 630 Amps, or 1000 Amps. This versatility matches different substation configurations. The design makes use of a single-pole, center-break arrangement. It opens up flat. This activity creates a clear, visible seclusion gap. Seeing the gap is important for safety and security throughout maintenance.

The major get in touches with are robust knife-edge kinds. These make sure solid electrical connection when closed. They detach easily under tons. The insulators are high-strength porcelain. This material withstands high voltage stress. It likewise stands up to severe weather well. The base structure is sturdy steel. It supplies a steady installing platform. All metal components obtain treated against corrosion. This defense extends the equipment’s life outdoors.

Procedure is uncomplicated. Make use of the hand-operated operating system. It includes an easy rotating deal with. The deal with connects using a protected rod. This pole web links straight to the moving contact arm. Rotating the manage opens up or shuts the contacts. The system consists of clear placement signs. You see “OPEN” or “CLOSED” status quickly. Mechanical interlocks are common. These protect against dangerous procedure sequences. They stay clear of closing onto a real-time circuit mistakenly.

The disconnector satisfies stringent global standards. These cover electric efficiency and mechanical endurance. It passes high-voltage hold up against tests. It takes care of short-circuit currents securely. Extensive mechanical life examinations verify its reliability. Hundreds of open-close cycles are ensured. The system deals with thermal anxiety efficiently. It does reliably in temperatures from extremely cool to very hot. Its design prioritizes security and long life span. Marginal upkeep is needed over years of operation. This makes it a trustworthy selection for grid drivers.

Applications of s supply GW4-40.5 400A 630A 1000A hv disconnector

The GW4-40.5 high-voltage disconnector deals with 400A, 630A, and 1000A currents. This tools is crucial for taking care of power circulation securely in high-power systems. Its primary task is creating a visible break in the circuit. Employees see the break and recognize the power is off. This enables secure maintenance and repairs on devices downstream. It protects against accidental re-energization while people are functioning.

This disconnector is generally utilized in substations. It separates transformers, breaker, and busbars. Specialists need to service these components routinely. The disconnector makes sure the power is absolutely off prior to work starts. It supplies a physical space every person can see.

Power transmission lines additionally make use of these disconnectors. They segment long-distance lines. This enables particular areas to be de-energized for inspection or fixing. Line staffs can securely access towers and cords without live voltage close by. It minimizes downtime for the entire grid.

The GW4-40.5 is constructed for exterior atmospheres. It withstands extreme weather condition, contamination, and high altitudes. Its durable design guarantees trustworthy operation for many years. The disconnector deals with voltages as much as 40.5 kilovolts. It meets stringent security standards for high-voltage equipment.

Setup takes place on assistance frameworks like poles or structures. The visible open gap is its vital safety attribute. Operators verify the switch placement visually. This reduces human mistake. The disconnector matches breaker. Breakers interrupt mistake present. Disconnectors give the risk-free seclusion point.

Industries rely on this equipment for system flexibility. It permits reconfiguring power courses during grid changes. It helps with adding or eliminating equipment from the online network. Power plants, industrial complexes, and large centers use it. Safety and operational control are the key factors. The GW4-40.5 in 400A, 630A, and 1000A variations offers important seclusion for high-voltage monitoring.

Company Profile

PDDN Photoelectron Technology Co., Ltd. is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality s supply GW4-40.5 400A 630A 1000A hv disconnector, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of s supply GW4-40.5 400A 630A 1000A hv disconnector

What is the GW4-40.5 disconnector used for?
This disconnector isolates parts of a high-voltage electrical circuit. It cuts off power flow completely. Workers need this for safe maintenance or repairs. It ensures equipment is de-energized. It handles systems rated up to 40.5 kilovolts.

What do the 400A, 630A, and 1000A ratings mean?
These numbers show the maximum current the disconnector can safely carry. The 400A model handles 400 Amps. The 630A handles 630 Amps. The 1000A handles 1000 Amps. You choose the rating based on the circuit’s normal operating current. Picking the right size prevents overheating.

Where is the GW4-40.5 disconnector typically installed?
You find this disconnector in substations and power distribution networks. It works on overhead lines. It works in transformer stations. It works in industrial power systems. It is used anywhere circuits operating at 40.5kV or less need isolation. It provides a visible break point.

What are the main features of this disconnector?
It has a simple, reliable double-break design. This ensures a clear isolation gap. It operates manually. Operators use an insulated rod. Construction uses sturdy materials for outdoor use. It withstands harsh weather. It offers good mechanical and electrical endurance. Installation is straightforward.

Is the disconnector safe to operate?
Yes, safety is its primary function. It provides a visible open gap. This confirms the circuit is broken. Operators use it only after the circuit breaker opens the load current first. Never open it under load. Following correct procedures prevents accidents. It protects workers.