DOLD AK9840.82

Product Description

The DOLD AK9840.82 is an asymmetry relay designed to monitor the voltage symmetry of three-phase networks. It can detect phase sequence errors, undervoltages, and overvoltages. The relay has two 

changeover contacts that can be used to switch off loads or trigger alarms in the event of a fault. The AK9840.82 is a compact and reliable device that is suitable for a wide range of applications.

Product Features

• Monitors voltage symmetry, phase sequence, undervoltage, and overvoltage

• Two changeover contacts for switching off loads or triggering alarms

• Compact and reliable design

• Suitable for a wide range of applications

Product Benefits

• Protects motors and other equipment from damage caused by voltage faults

• Helps to ensure the safe and reliable operation of electrical systems

• Can reduce downtime and maintenance costs

Product Applications

The DOLD AK9840.82 is suitable for use in a wide range of applications, including:

• Industrial automation

• Building automation

• Power distribution

• Machine controls

Considerations

• The AK9840.82 is designed for use with three-phase networks.

• The relay should be installed by a qualified electrician.

• The relay should be protected from moisture and extreme temperatures.

Product Specifications

• Nominal voltage: 230 V AC or 400 V AC

• Frequency: 50/60 Hz

• Voltage range: 154 V AC to 242 V AC or 287 V AC to 458 V AC

• Accuracy: ±1%

• Contact rating: 6 A at 250 V AC

• Operating temperature: -20°C to +55°C

• Storage temperature: -40°C to +80°C

• Protection class: IP20

Overall, the DOLD AK9840.82 is a versatile and reliable asymmetry relay that can be used to protect motors and other equipment from damage caused by voltage faults. It is a valuable tool for

 ensuring the safe and reliable operation of electrical systems.

Please note that this is just a brief overview of the DOLD AK9840.82. For more detailed information, please refer to the product documentation.

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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