ABB - Electrification Signature Partner Distributor
ABB - Electrification NFZ22EK-23 - NFZ..K contactor relays are used for switching auxiliary and control circuits. NFZ contactor relays include an electronic coil interface accepting a wide control voltage Uc min. ... Uc max. Only four coils cover control voltages between 24...250 V 50/60 Hz or 12...250 V DC. NF contactor relays can manage large control voltage variations. One coil can be used for different control voltages used worldwide without any coil change NFZ contactor relays allow direct control by PLC-output ≥ 24 V DC 500 mA and obtain a reduced holding coil consumption. NFZ contactor relays withstand short voltage dips and voltage sags (SEMI F47-0706 compliance) between 24...250 V 50/60 Hz NFZ contactor relays have built-in surge protection and do not require additional surge suppressors. NFZ..K include Push-in Spring terminals. Only one push is all you need for extremely fast wiring: faster than ever installation, easier than ever wiring, reliable as ever connections. - Poles: 4-pole contactor relays (mechanically-linked auxiliary contacts compliant with Annex L of IEC 60947-5-1 and including the "Mechanically Linked" symbol on the contactor relay side) - Accessories: a wide range of accessories is available.
ABB - Electrification

NFZ22EK-23


Documents & Media
Specification Sheet

Contact for Pricing

Overview

The ABB NFZ22EK-23 is a 4-pole contactor relay engineered for switching auxiliary and control circuits in industrial automation and control systems. This model features an electronic coil interface with a rated control circuit voltage range of 100...250 V (50/60 Hz or DC), eliminating the need for coil replacement across global voltage standards. The NFZ22EK-23 supports direct control by PLC outputs with a minimum of 24 V DC at 500 mA, while maintaining reduced holding coil consumption for energy efficiency. Designed for resilience, this contactor relay withstands short voltage dips and sags, fully compliant with SEMI F47-0706 standards within its 24...250 V operating range. Built-in surge protection removes the requirement for external surge suppressors, simplifying installation and reducing component count. The NFZ22EK-23 incorporates Push-in Spring terminals, enabling extremely fast wiring with a single push—faster installation, easier wiring, and reliable connections every time. This 4-pole unit includes mechanically-linked auxiliary contacts compliant with Annex L of IEC 60947-5-1, marked with the "Mechanically Linked" symbol for clear identification. Weighing 0.310 kg per unit, the NFZ22EK-23 is compact yet robust, suitable for integration into control panels, machinery, and automation systems. A comprehensive range of accessories is available to extend functionality and adaptability to specific applications. Key applications include motor control, lighting systems, HVAC control, and industrial automation where reliable switching of auxiliary circuits is critical. The NFZ22EK-23 is manufactured by ABB - Electrification, a leader in industrial electrification solutions, ensuring compatibility with global standards and long-term reliability.
  • 4-pole contactor relay for auxiliary and control circuit switching
  • Electronic coil interface for 100...250 V (50/60 Hz or DC) control voltage range
  • Direct PLC control compatibility (≥24 V DC, 500 mA) with reduced holding coil consumption
  • SEMI F47-0706 compliant for short voltage dips and sags resistance
  • Built-in surge protection eliminates need for external suppressors
  • Push-in Spring terminals for fast, reliable wiring with single push
  • Mechanically-linked auxiliary contacts compliant with IEC 60947-5-1 Annex L
  • Weight: 0.310 kg per unit, compact and robust design
  • Wide range of accessories available for enhanced functionality

Specifications

Connection Type
Push-in Spring terminals
Frequency
50/60 Hz
Poles
4
Rated Control Circuit Voltage
50 Hz /60 Hz DC Operation 100 ... 250 V
Series
NFZ
Series
NFZ..K
Special Features
NFZ..K contactor relays are used for switching auxiliary and control circuits. NFZ contactor relays include an electronic coil interface accepting a wide control voltage Uc min. ... Uc max. Only four coils cover control voltages between 24...250 V 50/60 Hz or 12...250 V DC. NF contactor relays can manage large control voltage variations. One coil can be used for different control voltages used worldwide without any coil change NFZ contactor relays allow direct control by PLC-output ? 24 V DC 500 mA and obtain a reduced holding coil consumption. NFZ contactor relays withstand short voltage dips and voltage sags (SEMI F47-0706 compliance) between 24...250 V 50/60 Hz NFZ contactor relays have built-in surge protection and do not require additional surge suppressors. NFZ..K include Push-in Spring terminals. Only one push is all you need for extremely fast wiring: faster than ever installation, easier than ever wiring, reliable as ever connections. - Poles: 4-pole contactor relays (mechanically-linked auxiliary contacts compliant with Annex L of IEC 60947-5-1 and including the "Mechanically Linked" symbol on the contactor relay side) - Accessories: a wide range of accessories is available.
Terminal Type
Push-in Spring Terminals
Voltage Rating
100-250 V AC/DC
Voltage Rating
24-250 V AC/DC
Package Dimensions (L x W x H)
3.386 IN x 3.661 IN x 1.772 IN
Package Dimensions (L x W x H)
8.6004 cm x 9.2989 cm x 4.5009 cm
Package Weight (Imperial)
0.730 L
Package Weight (Metric)
0.331 kg
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Frequently Asked Questions

What is the control voltage range for the NFZ22EK-23?

The NFZ22EK-23 accepts a wide control voltage range from 24V to 240V AC or 24V DC.

Does the NFZ22EK-23 require additional surge suppressors?

No, the NFZ22EK-23 has built-in surge protection and does not require additional surge suppressors.

What type of terminals does the NFZ22EK-23 use for wiring?

The NFZ22EK-23 includes Push-in Spring terminals for extremely fast and easy wiring.

How many auxiliary contacts does the NFZ22EK-23 have?

The NFZ22EK-23 has 12 auxiliary contacts, with 10 normally open (NO) and 2 normally closed (NC).

What is the maximum operating altitude for the NFZ22EK-23?

The maximum operating altitude for the NFZ22EK-23 is 2000 meters.

What is the rated insulation voltage for the NFZ22EK-23?

The rated insulation voltage for the NFZ22EK-23 is 600V AC and 500V DC.

What is the maximum mechanical switching frequency for this device?

The maximum mechanical switching frequency for the NFZ22EK-23 is 3600 cycles per hour.

What is the operating temperature range for the NFZ22EK-23?

The ambient air temperature for operation near the contactor is between -25 to 60 degrees C in free air.

Frequently Asked Questions about ABB - Electrification

What industries and applications are Jokab Safety products used for?

Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.

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Jokab Safety offers comprehensive technical support through multiple channels, including a dedicated technical support phone line at (888) 385-1221 (Option 1) and email support at [email protected]. For advanced technical assistance, customers can contact their specialized Jokab Tech Support at (519) 982-0976 or email [email protected]. Additionally, they provide product specialist support through Jeff Leslie, who can be reached at (519) 982-0976, offering in-depth application and technical guidance.

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What certifications and standards do ABB - Electrification products comply with?

ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.

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ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.

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ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.

What are the main product lines offered by ABB - Electrification?

ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.

What are the key features of ABB - Electrification products?

ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.

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ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.