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Isolator switches, also known as disconnect switches or circuit breakers, are electrical devices used to disconnect electrical circuits from their power source. They provide a means of isolating circuits or equipment for maintenance, repair, or safety purposes. Isolator switches are designed to interrupt the flow of electrical current and provide a physical barrier to prevent accidental contact with live electrical parts. They are commonly used in industrial, commercial, and residential settings to ensure the safety of personnel and equipment during maintenance or emergency situations.

### What are the benefits of Isolator Switches?

**Safety:** The primary advantage of isolator switches is enhancing safety. They provide a clear and reliable means of disconnecting power to equipment or circuits, reducing the risk of electric shock or accidents during maintenance or repairs.**Maintenance:** Isolator switches allow equipment or circuits to be safely de-energized for maintenance or servicing. This ensures that technicians can work on the equipment without the risk of electric shock or damage.**Emergency Response:** In the event of an emergency, isolator switches can quickly and easily disconnect power, preventing further damage or hazards**Energy Management:** Isolator switches can be used to control the energy supply to specific areas or equipment.**Fault Identification:** Isolator switches often include indicators or visible disconnects, allowing for easy identification of whether a circuit or equipment is energized or de-energized.**Compliance:** Isolator switches are frequently required by electrical safety codes and regulations to ensure proper safety measures are in place.

### **Single or 3-Phase Isolator switch?**

Isolator switches are available in both single-phase and three-phase configurations, depending on the specific application and electrical system requirements.**Single-Phase Isolator Switches**: These switches are designed for single-phase electrical systems, where power is supplied by a single line and a neutral conductor. They are commonly used in residential and small commercial applications where the electrical load is relatively low.**Three-Phase Isolator Switches:** These switches are designed for three-phase electrical systems, where power is supplied by three separate lines and a neutral conductor. Three-phase systems are commonly used in industrial, commercial, and larger residential applications due to their higher power requirements.

### **Applications**

Electrical Distribution SystemsIndustrial Machinery and EquipmentRenewable Energy SystemsHVAC SystemsManufacturing and Process IndustriesData Centres



Isolator Switches are a safety device designed to power down or isolate a part of a circuit while it is being serviced or maintained.Browse our range of Isolator switches. Fast Delivery

Isolator Switches | RS

Isolator Switches

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Double Pole Isolators | RS

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Eaton 3 Pole Isolator Switches | RS

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3 Phase Isolator Switches | RS

<p>3 phase isolator switches are a type of fused switch disconnector mechanism. As the name suggests, these switch devices help to ensure that electrical systems and circuits are completely and safely powered down. They do so by isolating (i.e. cutting off the power supply to) a particular part of the circuit in question. This is especially important in many routine industrial servicing and maintenance applications.</p><p>We stock three-phase isolator switches under our own in-house RS PRO brand, offering unbeatable value by passing on supply cost reductions directly to our customers. We also offer a wide range of isolator switch components designed and manufactured by other leading names in the field, including ABB, Eaton, Schneider Electric, Socomec and more.</p><p>&nbsp;</p><p><strong>What's the difference between an isolator and a breaker?</strong></p><p>Although functionally similar in terms of their immediate effect, isolator switches differ in that a circuit breaker is designed to interrupt the flow of power to the rest of the circuit under on-load conditions. An isolating device, conversely, interrupts the flow of power to a specific part of the circuit by detaching it during the off-load stage.</p>

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4 Pole Isolator Switch|Isolator Switches| RS

<p>A 4-pole isolator switch is an electrical switch used for isolating a circuit from its power supply. It has four poles, or connection points, that enable it to disconnect four conductors at once.</p><p>The switch can be used for a variety of applications, such as isolating electrical equipment for maintenance, or as a safety switch to prevent electrical shock or fire hazards.</p><p>In addition, 4-pole isolator switches can also be used in industrial and commercial settings, such as in factories or warehouses, where large electrical equipment and machinery are used.</p><p>When using a 4-pole isolator switch, it is important to ensure that it is rated for the voltage and current of the circuit it is being used on and that it is installed and operated by a qualified electrician. It is also important to follow proper safety procedures when working with electrical equipment.</p><h2>What are the benefits of using a 4-pole isolator Switch?</h2><ul><li>Increased safety: By disconnecting four conductors at once, a 4-pole isolator switch can help ensure that electrical equipment is properly isolated and de-energized, reducing the risk of electrical shock or fire hazards.</li><li>Improved maintenance: Isolator switches are often used to isolate electrical equipment for maintenance or repairs. A 4-pole isolator switch can make this process more efficient and safer by disconnecting multiple conductors at once.</li><li>Compliance with regulations: In some industries and applications, the use of 4-pole isolator switches is required by safety regulations or codes.</li><li>Durability: Isolator switches are designed to withstand harsh environments and frequent use, ensuring long-lasting performance and reliability.</li><li>Easy to operate: Isolator switches are typically easy to operate and require minimal maintenance, making them a cost-effective and convenient solution for isolating electrical equipment.</li></ul><h2>Applications</h2><ul><li>Industrial machinery</li><li>electrical distribution</li><li>Renewable energy systems</li><li>HVAC systems</li><li>Medical equipment</li><li>Data centres</li><li>Construction</li></ul>

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Schneider Electric Isolator Switches| RS

<p>Take a look at our Schneider Electric Isolator Switches range, available for next day delivery. </p><p>Switch disconnectors are an electrical protective device used to cut off the power supply to isolated areas of a circuit, these switches can be fused or non-fused. Fused switches are used to break a circuit while the non-fused switches are used to disconnect a circuit by using a rotary switch which breaks the circuit with a rotating lever, non-fused switches can also be reset without a replacement fuse. A knife blade can be used to break a circuit by lifting a lever within the device to disconnect. </p>

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Eaton Isolator Switches | RS

<p>When you need to swiftly and easily cut off power to your electrical circuits, Eaton's isolator switches are the ideal solution.</p><h2>What's an Isolator Switch?</h2><p>A vital component in electrical systems - an isolator switch is simply a type of switch which disconnects an electrical circuit from its power supply. They provide a safe, reliable means of isolating electrical equipment during situations such as maintenance, repair work, inspections, or emergencies. This ensures a higher level of protection for anyone interacting with the equipment and circuits, and can also safeguard your equipment against damage. Their function is straightforward - when the switch is in the 'off' position, the electrical flow is interrupted. You'll find these handy devices used in a broad variety of industries such as: transportation, data centres, food and beverage, healthcare, renewable energy, and manufacturing.</p><p>Eaton have a massive range of isolator switches to suit your needs. You can select options including single-phase or 3-phase switches, enclosed and non-enclosed types, IP65 rated units, DIN rail mounting, surface mounting, up to 6 poles, and padlocked types.</p><p>As a global expert in power management, you can trust Eaton to deliver top-quality power protection solutions that can handle the demands of complex modern applications.</p>

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ABB Isolator Switches | RS

Isolator switches are switch disconnectors that are designed to safely power down a circuit, to allow for maintenance and servicing. ABB manufacture a vast range of high-quality switches that are designed to provide reliable and versatile performance in a variety of applications. Their extensive range of isolator switches are available in both fused and non-fused versions.<p>ABB isolator switches come in a variety of ingress protection ratings, ranging from IP00 to IP65. An IP rating is an important consideration when choosing an isolator switch as it indicates the effectiveness of an electrical enclosure in blocking solids, liquids, and other foreign bodies. A rating of IP00 would represent no protection from solids and liquids, whereas an IP65 rating would represent full protection from submersion in water. ABB isolator switches offer excellent performance and high reliability, as well as easy installation and maintenance.</p><h2>What is the difference between a fused and a non-fused isolator switch?</h2>Whilst a fused isolator switch will use fuses to disconnect and break the circuit, a non-fused isolator switch will use either a knife-blade disconnect, or a rotary switch. Non-fused isolator switches are therefore easy to reset without the need for replacement fuses. Fused isolator switches, however, provide a higher level of safety, as the fuse will blow in the event of any breaches, such as over currents or short circuits. <h2>What can ABB isolator switches be used for?</h2>ABB isolator switches, also referred to as safety switches, are an electrical safety device that are primarily used to manually disconnect power for transformers and circuit breakers. They are often used in industrial environments, such as control settings, automation applications, electrical maintenance, and more.

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