# Eaton EMR6-AW500-D-1 Phase Monitoring Relay, 300-500VAC, 2 Changeover Contacts, 0.1-30s Delay

**URL:** https://aio.lv/en/product--eaton-184764--12448514
**Data updated:** 2026-05-18 02:45 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** EATON
**Manufacturer code:** 184764
**EAN:** 4015081788002
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 365.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 302.47 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-184764--12448514

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Eaton EMR6-AW500-D-1 is a multifunctional phase monitoring relay designed for industrial electrical systems. It provides reliable protection by monitoring phase sequence, phase loss, and phase asymmetry, as well as over- and undervoltage conditions. Featuring a 300-500VAC input range and two changeover contacts, it includes an adjustable time delay of 0.1 to 30 seconds to prevent nuisance tripping. Ideal for ensuring motor and equipment safety in three-phase networks.

## Long description

The Eaton EMR6-AW500-D-1 is a precision-engineered phase monitoring relay designed to ensure the stability and safety of industrial three-phase electrical systems. This device continuously monitors critical parameters including phase sequence, phase loss, and phase asymmetry, while also detecting overvoltage and undervoltage conditions. By providing real-time feedback and control, it helps prevent damage to motors and sensitive equipment caused by irregular power supply conditions.
Advantages
This monitoring relay offers robust protection for complex electrical installations by integrating multiple monitoring functions into a single, compact unit. Its wide input voltage range makes it highly versatile for various industrial applications, while the adjustable time delay feature effectively prevents nuisance tripping caused by brief, harmless voltage fluctuations. The inclusion of two changeover contacts provides flexible switching options, allowing for seamless integration into existing automation and safety circuits.
Suitable for
Industrial motor protection systems
Three-phase power distribution networks
Control panels for manufacturing machinery
HVAC system monitoring
Automated production lines
When it may not be suitable
This device is specifically designed for three-phase AC systems within the 300-500VAC range and is not suitable for single-phase applications or DC power circuits. It should not be used in environments where the operating voltage consistently falls outside the specified input range or where extreme environmental conditions exceed the manufacturer's rated specifications for temperature and humidity.
Key specifications
Input voltage range: 300-500VAC
Monitoring functions: Phase sequence, phase loss, phase asymmetry, overvoltage, undervoltage
Output contacts: 2 changeover contacts
Adjustable time delay: 0.1 to 30 seconds
Mounting: DIN-rail mountable
How to use
The relay should be installed by a qualified professional in a standard electrical control cabinet on a DIN rail. Connect the three-phase supply lines to the designated input terminals according to the wiring diagram provided with the unit. Once installed, use the adjustment dials on the front panel to set the desired voltage thresholds and the required time delay to suit the specific requirements of your equipment. After configuration, the device will automatically monitor the power supply and trigger the changeover contacts if any monitored parameter deviates from the set limits.
What to consider before purchase
Verify that your system voltage falls within the 300-500VAC range.
Ensure there is sufficient space on the DIN rail for installation.
Confirm that the control circuit requirements are compatible with the two changeover contact configuration.
Check that the environmental conditions of the installation site are within the device's operating limits.
Usage recommendations
Regularly inspect the relay and its terminal connections during scheduled maintenance to ensure optimal performance. Test the monitoring functions periodically to confirm that the protection settings remain appropriate for the connected equipment.

## FAQ

### How much does the Eaton EMR6-AW500-D-1 Phase Monitoring Relay cost, and is it available for purchase?

The price is 365.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Eaton EMR6-AW500-D-1 Phase Monitoring Relay be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All EATON products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized EATON service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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