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CINT-4421

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The ABB CINT-4421 is a main circuit interface board for 380-480V AC drive systems. It operates on 24V DC power, providing 1.0-5.0A load current transmission, supports 0-60℃ operating conditions, and is CE/UL certified. It is a key component for signal and power connection in drive systems.
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Technical specifications for CINT-4421

  • Manufacturer:
    ABB
  • Part Number:
    CINT-4421
  • Product Family:
    ABB Drives
  • Operating Voltage:
    24V DC(nominal)
  • Operating Current:
    1.0A to 5.0A (depending on load)
  • Input Voltage Range:
    380V-480V AC (for drive systems)
  • Operating:
    0°C to 60°C (32°F to 140°F)
  • Storage:
    -40°C to 85°C (-40°F to 185°F)
  • Humidity:
    5% to 95% relative humidity(non-condensing)
  • Compliance:
    CE certified, UL listed for industrial applications
  • Weight:
    0.23 kg
  • Estimated shipping dimensions:
    15.2x8.9x3.8cm
  • 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.
Description
The core function of the ABB CINT-4421 MC Interface Board is to act as the connection hub between the "main circuit and control unit" in industrial drive systems. Its core functions are to achieve signal isolation, power transmission, and status feedback between the two types of circuits—safely transmitting precise commands from the control unit to the main power circuit to drive motors and other loads; and collecting voltage and current data from the main circuit and transmitting it back to the control unit to provide data support for functions such as speed regulation and overload protection. It serves as a "signal bridge" for the stable operation of the drive system.

In terms of electrical adaptability, this interface board is perfectly suited to industrial scenarios: it is rated for 24V DC power supply, while also adapting to 380-480V AC drive system input voltages, covering the mainstream power supply range for low- and medium-voltage drives; the load current can be dynamically adjusted according to the scenario (1.0A to 5.0A), matching drive devices of different power levels, balancing flexibility and compatibility. Furthermore, its environmental adaptability fully meets industrial field standards: the operating temperature ranges from 0℃ to 60℃, and the storage temperature ranges from -40℃ to 85℃. Combined with a 5%-95% non-condensing humidity tolerance, it can operate stably in various harsh conditions such as metallurgy and chemical industries.

From a compliance and application value perspective, the CINT-4421 has passed CE certification and UL industrial application certification. Its electrical safety and electromagnetic compatibility indicators meet international standards, making it globally adaptable to industrial equipment access requirements. As a core interface component of the drive system, its signal transmission accuracy and isolation reliability directly determine the control accuracy and operational stability of the drive equipment, making it one of the key hardware components ensuring "control-power" coordination in medium and low voltage drive systems.
Alternative Names
C1NT-4421 CINT-44Z1 CINT-442I CINT4421 C1NT4421 CINT44Z1 CINT442I
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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.
What is the CINT-4421 operating temperature range?
The board operates safely between 0°C and 60°C.
What is the CINT-4421 warranty period?
Apter Power provides a 1-year warranty for the board.
Can I see detailed photos before purchase?
Yes, more photos are available upon request from our sales team.
What is the CINT-4421 storage temperature?
Safe storage is between –40°C and 85°C.
Can CINT-4421 operate in humid environments?
Yes, the board supports 5%–95% non-condensing humidity.