EMR4-F500-2

Moeller EMR4-F500-2 available at EU Automation. Get in touch today for a quick price.

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The Moeller EMR4-F500-2 is a sophisticated safety relay designed to monitor three-phase electrical networks for phase sequence and phase failure. This component is essential for applications where the correct phase sequence is critical for the operation of machinery and equipment. It ensures that phase failure is detected when the voltage drops below 0.6 times the nominal voltage, providing an additional layer of protection.

With a monitoring voltage range of 200 to 500 VAC and a frequency range of 50/60 Hz, the EMR4-F500-2 is versatile and suitable for a wide range of industrial settings. The relay is equipped with a screw connection for secure and reliable electrical connections, and it does not require detachable clamps, which simplifies installation.

The EMR4-F500-2 features a compact design with a width of 23 mm, a height of 78 mm, and a depth of 110 mm, making it an ideal choice for space-constrained environments. It has two change-over contacts, allowing for flexible integration into various control circuits.

This safety relay is designed to meet rigorous industry standards, including IEC/EN 61439, ensuring its reliability and performance in demanding industrial conditions. The EMR4-F500-2 is a testament to Moeller's commitment to quality and innovation in electrical safety technology.
Specification Description
Part Number EMR4-F500-2
Alternative Part Number EMR4F5002
Manufacturer Moeller
Type Safety Relay
Poles 3 Pole
Contact Configuration 2 Change-over Contacts
Monitoring Voltage Range 200 - 500 V AC
Frequency 50 - 60 Hz
Measurement Cycle Max. 500 ms
Temperature Error ≤0.06 %/ºC
Supply Voltage Error ≤0.5 %
Rated Operating Voltage (Ue) 500 V AC
Rated Operating Current (Ie) AC-12 at 230 V: 4 A, AC-15 at 230 V: 3 A, DC-12 at 24 V: 4 A, DC-13 at 24 V: 2.0 A
Electrical Life Expectancy 0.3 × 10^6 Operations at AC-12/230 V/4 A
Short-circuit Protection Max. 10 A Quick-acting/gL Fuse
Electromagnetic Compatibility (EMC) IEC/EN 61000-6-2, Various Levels for ESD, HF Immunity, Burst, Surge, HF Conducted Disturbances
Dimensions Width: 23 mm, Height: 78 mm, Depth: 110 mm
Connection Type Screw Connection
Operating Temperature Range -20 to 60 ºC (Open), -20 to 80 ºC (Storage)
Installation Position Any
Shock Resistance 10 g
Degree of Protection IP20 for Terminals
Weight Approx. 0.15 kg
Connection Cross-section Solid: 2 × 2.5 mm², Stranded with Ferrule: 2 × 2.5 mm²/2 × AWG14
Torque 0.5–0.8 Nm
Mounting Snap-on Mounting on DIN Rail IEC/EN 60715
Rated Insulation Voltage (Ui) 600 V AC
Rated Control Supply Voltage (Us) 200–500 V AC
Power Consumption 15 VA
Rated Frequency 50–60 Hz
Duty Cycle 100% ED

What is the function of this safety relay?

The safety relay is designed to monitor three-phase networks for phase sequence and phase failure, ensuring the correct operation of machinery and protecting against potential damage caused by phase anomalies.

Can this relay detect both overvoltage and undervoltage conditions?

Yes, the EMR4-F500-2 is capable of detecting both overvoltage and undervoltage conditions, providing comprehensive monitoring for your electrical systems.

What voltage range can the relay monitor?

The relay can monitor a voltage range from 200 to 500 V AC, suitable for a variety of industrial applications.

Is there a delay function on this relay?

Yes, the relay includes delay functions that can be adjusted to suit the specific needs of your application, allowing for a tailored response to voltage and phase issues.

What type of connections does the relay support?

The relay supports screw connection terminals, providing a secure and reliable connection for your wiring.

What is the frequency range the relay operates within?

The relay operates within a frequency range of 50 to 60 Hz, accommodating standard industrial power supply frequencies.

How many contacts does the relay have?

The relay has two change-over contacts, enabling it to switch between circuits in response to different conditions.

What are the dimensions of the relay?

The dimensions of the relay are 78 mm in height, 23 mm in width, and 110 mm in depth, making it compact enough for installation in various control panels and systems.

What certifications does the relay have?

The relay is certified to IEC/EN 61000-6-2 for electromagnetic compatibility, among other standards, ensuring its reliability and safety in industrial environments.

How can I mount this relay?

The relay can be easily mounted on a standard DIN rail, allowing for quick installation and integration into your existing system.

  • Monitoring three-phase electrical networks for correct phase sequence
  • Detecting phase failure in three-phase systems to prevent equipment damage
  • Ensuring phase consistency in power distribution systems
  • Protecting motors and other machinery from phase reversal which could lead to mechanical stress or failure
  • Utilizing in control panels to maintain the reliability of the electrical system
  • Implementing in industrial automation systems for safeguarding against electrical faults
  • Employing in HVAC systems to monitor the integrity of the power supply
  • Using in pump control circuits to prevent damage due to incorrect phase sequence or failure
  • Integrating into conveyor systems to ensure smooth operation and prevent downtime
  • Applying in manufacturing facilities to monitor critical power supply conditions

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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