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NRED-61-E

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The ABB NRED-61-E is a rugged varistor board module engineered for reliable surge protection and signal conditioning in industrial electrical systems.
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Technical specifications for NRED-61-E

  • Manufacturer:
    ABB
  • Part Number:
    NRED-61-E
  • Product Family:
    ABB Drives
  • Product Type:
    Rugged Varistor Board
  • Stock:
    2
  • Supply Voltage:
    +15 V DC ±5%
  • Output Voltage:
    - 2V / 1V
  • Output Current:
    6.0 A
  • Isolation Voltage:
    2500 V
  • Operating Junction Temp:
    -40°C to +100°C
  • Storage Temperature:
    -40°C to +125°C
  • Weight:
    0.12 kg
  • Estimated shipping dimensions:
    10x6x6cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Control Standards Application Scenarios

Features:

  • Provides effective protection against transient voltage spikes to enhance system reliability.
  • Supports stable operation of drive and control equipment under demanding industrial conditions.
  • Compact board design enables straightforward integration into automation and power conversion systems.
ABB NRED-61-E rugged varistor board is developed to protect sensitive electronic circuits from voltage transients that may occur in industrial environments. By limiting excessive surge energy, ABB NRED-61-E rugged varistor board helps improve the operational reliability of drive systems and associated equipment. The board contributes to reducing the risk of unexpected failures and supports long-term system availability. ABB NRED-61-E rugged varistor board is commonly used in power conversion and motor control applications where electrical protection is essential. Its robust design makes it suitable for continuous operation in demanding industrial settings.

In industrial automation systems, protection against overvoltage conditions is important for maintaining equipment performance. ABB NRED-61-E rugged varistor board provides surge suppression capabilities that help safeguard electronic components from harmful voltage spikes. ABB NRED-61-E Varistor Board plays an important role in enhancing the stability of drive and control systems while minimizing maintenance requirements. The board is widely applied in manufacturing plants, process industries, and other environments requiring dependable electrical protection. ABB NRED-61-E rugged varistor board supports improved equipment longevity and contributes to increased operational efficiency.

Designed for use in industrial power systems, ABB NRED-61-E rugged varistor board offers effective protection against transient overvoltage events. ABB NRED-61-E rugged varistor board assists in maintaining stable operation by absorbing surge energy before it can affect critical circuitry. This capability is valuable in applications involving variable speed drives and automation equipment where electrical disturbances are common. In addition to improving system reliability, ABB rugged varistor boardhelps reduce downtime and maintenance costs. ABB NRED-61-E rugged varistor boardis suitable for a wide range of industrial applications requiring dependable circuit protection.

The NRED-61-E ABB Rugged Varistor Board may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
ABB NRED-61-E Rugged Varistor Board Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ABB NRED-61-E Rugged Varistor Board Specs

General

  • Manufacturer ABB
  • Model NRED-61-E
  • Condition New Original ready stock
  • Product Family NRED-61
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Overvoltage Clamping: The module automatically senses transient voltage spikes on the DC bus.
  • Transient Response: Response time reaches the nanosecond level to ensure semiconductor safety.
  • Energy Shunting: High-voltage surges are safely directed to ground via internal thick-film circuitry.
  • Fault Isolation: Features overload self-sacrifice characteristics to prevent the spread of destructive current.
  • Electrical Safety: Strictly complies with IEC 61800-5-1 safety requirements for speed-regulating electrical drive systems.
  • Electromagnetic Compatibility: Meets EN 61800-3 industrial environmental immunity standards.
  • Environmental Tolerance: Passes industrial-grade reliability testing with high shock and high vibration.
  • Insulation Class: Certified with high-voltage electrical isolation to ensure operator safety.
  • Variable Frequency Drive: Widely used in ACS600 and ACS800 series frequency converters.
  • Power Supply Protection: Serves as a front-end overvoltage protection barrier for the APOW main power board.
  • Heavy Industry: Deployed in mining, metallurgical, and papermaking equipment where grid fluctuations are severe.
  • Renewable Energy: Suitable for DC-side protection of wind power generation and photovoltaic inverter systems.
Description
The ABB NRED-61-E is a rugged varistor board module engineered for reliable surge protection and signal conditioning in industrial electrical systems.

Built to meet ABB's rigorous performance standards, the NRED-61-E operates on a +15 V DC ±5% supply and delivers -2V/1V output voltages with a 6.0 A output current, making it suitable for low-voltage signal management in drives and power equipment. Its 2500 V isolation voltage ensures safe operation in high-potential environments, while its wide temperature range (-40°C to +100°C operating; -40°C to +125°C storage) enables deployment in harsh industrial conditions.

As a dedicated varistor board module, the NRED-61-E integrates seamlessly with ABB's electrical and drive systems, providing robust overvoltage protection and stable signal output to support consistent performance in critical applications.
Alternative Names
NRED-6I-E NRED61E NRED6IE NRED-61 DSTC452 5751017-A CI840 3BSE022457R1 BSFC-02C 3AXD50000011461 AO810 3BSE008522R1
Technical notes
As a rugged industrial surge limiter, the ABB NRED-61-E thick-film hybrid varistor board ensures drive longevity with its robust 150 Joules energy absorption capacity.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How does ABB NRED-61-E Varistor Board support power delivery?
Through a +15 V DC ±5% supply input, ABB NRED-61-E Varistor Board delivers output voltages of -2 V and 1 V while providing up to 6.0 A output current for associated circuitry.
Can ABB NRED-61-E Varistor Board operate in low-temperature environments?
Yes. ABB NRED-61-E Varistor Board is designed with an operating junction temperature range from -40°C to +100°C, making the module suitable for harsh industrial conditions.
Does ABB NRED-61-E Varistor Board tolerate high-temperature storage conditions?
Storage temperatures from -40°C to +125°C allow ABB NRED-61-E Varistor Board to withstand transportation and long-term storage requirements encountered in industrial facilities.
Which applications commonly use ABB NRED-61-E Varistor Board?
Industrial drives, power conversion systems, and automation equipment frequently incorporate ABB NRED-61-E Varistor Board where electrical isolation and stable current capability are required.
How can ABB NRED-61-E Varistor Board contribute to system reliability?
Reliable operation across a junction temperature range of -40°C to +100°C and electrical isolation rated at 2500 V enable ABB NRED-61-E Varistor Board to support stable performance in continuous industrial service.