RCD Testing: Know about RCD Testing and Its Requirements

Residual Current Device, mostly referred as RCD is a safety switch used as a preventative measure at homes, offices, hospitals, schools, and other commercial buildings. It offers protection against sudden electric shock. These safety switches are usually found in the main switch-board of your house or office building in Melbourne. Nowadays, manufacturers make RCDs to install into hand held appliances, extension leads and power-boards. You can also find portable RCDs that are plugged directly into a power socket. In this blog, we have mentioned the details about the safety switches – its need, types and testing requirements.

NEED OF A SAFETY SWITCH

An RCD is an important medium of maintaining safety of your building residents or workers. If you do not have the safety switch tested and installed in your apartment or office, the occupants are always at an open risk of electrical shock. Why not protect their lives, if you have an effective option? These unfortunate accidents can be easily avoided by RCD installation and testing. In case you have one already installed, you must make sure it is tested at a regular basis. An RCD switch will constantly keep a check on your electric circuit, detecting any noticed faults. The fault is determined on identification of the change in current flow and the power is automatically switched off in such situations.

RCD testing

RCD testing requirements

Being a responsible house owner or office manager, you must hire a reputed electrical company for RCD testing in Melbourne CBD. These switches are made to protect your employees against electric shocks and the circuit breaker is to identify any overload situations to protect the appliances in the building. Why do they need regular testing? Well, if the dust and grit is not cleaned on a regular basis, it might affect the internal moving parts. Another reason is any physical damage or lack of use which might result in failing of the internal components.

Your electrician would perform two basic tests on a regular basis:

  • The push button test: It is an easy test to check the performance of your RCD. You can even do it by yourself on a daily basis. Just push the test button on the switch and see the RCD trip without any delay. This indicates perfect working of the switch and is generally used for portable RCDs. Nevertheless, you can’t always depend on the result to be true, professional assistance is needed for the best outcome. So, call for electrical services in Melbourne and get them tested under expert supervision.
  • The trip time test: It is generally performed with the “applied current” process which shows accurate result. It is an important test under AS/NZS 3760. The test is performed with suitable electrical equipment to measure the exact trip time within 0.008 second.

The time interval at which you should test your safety switches depends on the nature of your house or office building and the total load of current it manages. Usually, electricians suggest tests every 6 months for complete safety of your employees or members of family. Your technician or electrician will inform you about the kinds of tests required for your safety switches and deliver the accurate report of the tests with exact frequency of every single test.

Types of Residual Current Device (RCD)

Your electrician from a reputed company uses their best of knowledge and experience to minimise the electrical risk at your workplace or home. Any risk management or maintenance test can be performed easily, no matter what type of (Residual-current device) RCD  safety switch is installed in your property. The most common types of RCDs include:

  • Power point units: These are internal safety switches of RCD installed in s standard power point.
  • Switchboard units: These switches are located in the main switch board
  • Portable units: These are fixed using an extension cord in case of portable devices.

Hopefully, now you won’t neglect monitoring the safety switches at your home and workplace.

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