Description
Swan-Electric 32A Isolator 2P
Swan-Electric 32A Isolator 2P Specification Sheets:
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What is a MCB – Isolator
- An isolator is a mechanical switch that is used to disconnect a part of an electrical circuit from the rest of the system.
- They are used to isolate a part of an electrical circuit for maintenance, repair, or safety purposes.
- Isolators are typically used in low-voltage applications, such as in homes, buildings, and industrial facilities.
- They do not provide any protection against overloads or short circuits.
- Isolators are manually operated and require a person to physically disconnect and reconnect the circuit.
- They are typically less expensive than circuit breakers.
- An isolator is sometimes called a disconnector.
- This is a switching component that operates only under off-load conditions i.e., it can only be operated when there is no current passing through the circuit.
- This switching device is usually used to disconnect a section of the electrical equipment from current.
- It is used when inspection, maintenance, or repairs are to be done; it is a grounding disconnect switch that protects the technician and switchgear from inadvertent operation.
- They also prevent circuit hardware damage by reducing short circuits and overcurrent, as well as by enabling prompt maintenance.
- Isolators work by separating part of a circuit. An isolator restricts the DC signals and permits the AC signals to flow.
- One important factor to note before operating an isolator is that it’s an off-load switch.
- It does not have a built-in arc suppression system, so you have to ensure that the current passing through the circuit is zero. This is for safety purposes.
Function
- An isolator’s major function is to cut out a section of the electrical system that has faults, so that it will be safe to repair.
- This is also done for inspection and servicing purposes.
- While a circuit breaker, on the other hand, is like an Automatic Circuit Breaker (ACB).
- If there’s a fault, it cuts off the entire system.
Construction
- An isolator is a simple mechanical switch; it does not have an arc extinguishing system.
- While a circuit breaker is a single box that’s composed of an electromechanical switch and a relay; it has an arc extinguishing system.
Installation Way
- An isolator is installed on both sides of the circuit breaker, while a circuit breaker is installed in the circuit.