RRD-60-PO FUJI ELECTRIC Earth Leakage Delay Safety Relays

Review FUJI ELECTRIC Lot Of Earth Leakage Time Delay Safety Relays

The FUJI Electric RRD-60-PO Earth Leakage Delay Safety Relay is a versatile and reliable electrical safety device designed to protect people and equipment from potential harm caused by earth leakage currents. This particular model, RRD-60-PO, is part of FUJI Electric's extensive range of residual current devices (RCDs) and earth leakage relays.

The RRD-60-PO is a type B earth leakage relay, which means it is designed to trip when the earth leakage current exceeds a predetermined level. This relay provides an additional layer of protection against electrical hazards, especially in applications where there is a risk of contact between live parts and the ground.

This relay features a delay function that offers selectable tripping times ranging from 50ms to 500ms. This delay function helps to reduce nuisance tripping, which can be caused by normal harmless earth leakage currents. The user can easily set the desired tripping time using the adjustable potentiometer on the front panel.

The RRD-60-PO is designed for easy installation and operation. It is a compact relay with a rugged and robust construction, making it suitable for use in various industrial and commercial applications. The relay has a maximum current rating of 60A and can be used with single-phase AC power systems with a voltage range of 100V to 480V.

The relay comes with a clear and easy-to-read LED indicator that shows the status of the device. It also has a test button that allows the user to manually test the relay for proper functioning. In case of a fault, the relay will trip and remain tripped until it is manually reset.

The FUJI Electric RRD-60-PO Earth Leakage Delay Safety Relay is a high-quality and reliable safety device that offers excellent protection against earth leakage currents. Its adjustable tripping time function and easy-to-use design make it a popular choice for electrical safety applications in various industries.

Fuji Electric RRD-60-PO earth leakage delay safety relays are overcurrent protection devices designed to disconnect the power circuit in case of earth faults. These relays provide an additional layer of safety by delaying the tripping action to reduce the risk of unnecessary interruptions and to allow the system to clear the fault automatically if it's of a transient nature. Here are some pros and cons of buying Fuji Electric RRD-60-PO earth leakage delay safety relays:

1. Enhanced safety: By providing earth leakage protection with a delay function, these relays help reduce the risk of unnecessary power interruptions while ensuring the safety of the electrical system and the people using it.

2. High sensitivity: Fuji Electric RRD-60-PO relays are sensitive to earth faults as small as 100mA, making them suitable for various applications where earth leakage protection is essential.

3. Robust design: These relays are built to withstand harsh environmental conditions, making them suitable for use in industrial applications where exposure to moisture, vibration, and other environmental hazards is common.

4. Easy installation: The Fuji Electric RRD-60-PO relays are easy to install, as they come with plug-in terminals and can be mounted in a variety of orientations.

5. Wide operating voltage range: These relays can operate on a wide range of voltages, making them suitable for use in various electrical systems.

1. Higher cost: Fuji Electric RRD-60-PO earth leakage delay safety relays may be more expensive compared to standard earth leakage relays without the delay function.

2. Complexity: The addition of the delay function may make the relay more complex to operate and maintain, requiring specialized knowledge and training.

3. Potential for delayed response: Although the delay function reduces the risk of unnecessary interruptions, it may also lead to a delayed response in case of a genuine earth fault, increasing the risk of damage or injury.

Fuji Electric RRD-60-PO earth leakage delay safety relays offer enhanced safety and sensitivity while providing a delay function to reduce unnecessary interruptions. However, they may be more expensive and complex compared to standard earth leakage relays. The decision to buy these relays depends on the specific application requirements and the trade-off between safety and convenience.

If safety is the top priority, and the application requires sensitivity to small earth faults, then Fuji Electric RRD-60-PO earth leakage delay safety relays are an excellent choice. However, if cost and simplicity are the main considerations, then standard earth leakage relays without the delay function may be a more suitable option. It is recommended to consult with an electrical engineer or a qualified electrical contractor to determine the best solution for your specific application.

Details:

Voltage : 600v max.100/200/220 vac. This item is guaranteed to be as described. Lot of 2 Fuji Electric RRD-60-PO earth leakage time delay safety relays. Cosmetic appearance may vary slightly from pictured unit.

Condition: used. Earth leakage safety relay. Model: RRD-60-PO. Comes in non original packaging.

Time delay trip. Notes:these safety relays where removed from a working setup. Manufacturer:Fuji Electric. Specifications.

24 CDC, 3 5a. These relays have minor scuffs from prior use. No testing was performed after removal.

specifications genpurrelays:

• brand: Fuji Electric
• mpn: Rrd-60-po
• part type: Safety

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• sold #: 24
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• availability: in stock
• options: ship-to-home
• price: $52.99
• item condition: Used
• started: february 18, 2025
• in stock #: 1

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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays