ABB - Electrification SU203M-Z30 - SU203M-Z30 Miniature Circuit Breaker Z-Char., 10kA, 30A, 3P UL489
ABB - Electrification

SU203M-Z30


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Overview

The ABB SU203M-Z30 Miniature Circuit Breaker (SKU: SU203M-Z30) is a robust 3-pole device engineered for demanding industrial and commercial electrical protection. Featuring a 30A current rating and a 10kA interrupting capacity, this breaker offers superior safety and reliability. Its Z-characteristic trip curve is specifically designed for applications requiring sensitive overload and short-circuit protection, making it ideal for safeguarding sensitive electronic equipment and critical power distribution networks. Compliance with UL489 standards ensures this miniature circuit breaker meets stringent safety and performance requirements for industrial use. The compact design facilitates efficient installation within standard panelboards and switchgear, optimizing space utilization. ABB's commitment to electrification excellence is evident in the durable construction of the SU203M-Z30, guaranteeing long-term operational integrity and dependable performance in challenging environments. Key features include: * 30A current rating * 10kA interrupting capacity * Z-characteristic trip curve for precise protection * 3-pole configuration * UL489 certified for industrial applications Choose the ABB SU203M-Z30 for advanced, reliable circuit protection solutions.
  • 30A Current Rating
  • 10kA Interrupting Capacity
  • Z-Characteristic Trip Curve
  • 3-Pole Configuration
  • UL489 Certified for Industrial Use

Specifications

Amperage Rating
30 A
Amperage Rating, Maximum
30 A
Amperage Rating, Minimum
30 A
Application
Mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V AC and 220 V DC. The contactors can also be used for many other applications such as bypass, capacitor switching, lighting, DC power circuits.
Number of Poles
3
Size
82x110x108mm
Special Features
SU203M-Z30 Miniature Circuit Breaker Z-Char., 10kA, 30A, 3P UL489
Standard
CSA 22.2 No. 5 / IEC/EN 60947-2 / UL 489
Trip Type
Z
Tripping Characteristic
Z
Type
Contactors
Voltage Rating
(480Y / 277 V AC) / (96 V DC)
Package Dimensions (L x W x H)
7.52 IN x 4.76 IN x 3.23 IN
Package Dimensions (L x W x H)
19.1008 cm x 12.0904 cm x 8.2042 cm
Package Weight (Imperial)
2.590 L
Package Weight (Metric)
1.175 kg

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SU203M-Z35


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Amperage Rating, Minimum: 35 A

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SU203M-Z10


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Frequently Asked Questions

What is the voltage rating for the SU 200 M?

The SU 200 M operates at voltages up to 480Y/277VAC and 96VDC.

What is the voltage rating for the SU 200 M?

The SU 200 M operates at voltages up to 480Y/277VAC and 96VDC.

Is the SU 200 M compatible with existing accessories?

Yes, the SU 200 M is fully compatible with existing UL489 System pro M compact accessories.

What is the rated breaking capacity of the SU 200 M?

The rated breaking capacity is 10 kA according to UL489/CSA 22.2 No. 5 and 15 kA according to IEC/EN 60947-2.

Is the SU 200 M compatible with existing accessories?

Yes, the SU 200 M is fully compatible with existing UL489 System pro M compact accessories.

What is the rated breaking capacity of the SU 200 M?

The rated breaking capacity is 10 kA according to UL489 / CSA 22.2 No. 5 and 15 kA according to IEC / EN 60947-2.

What is the maximum amperage for the SU 200 M?

The SU 200 M is certified up to In = 40 A at 480 Y / 277 V AC.

What safety features does the SU 200 M have?

The SU 200 M features real contact position indication for safety and easy identification of the MCB's state.

How can I identify the SU 200 M product specifications?

Identification can be found in the product part numbering system on the face of the device, indicating poles, trip curve, and amperage.

What is the maximum amperage for the SU 200 M?

The SU 200 M is certified up to In = 40 A at 480Y/277V AC.

Frequently Asked Questions about ABB - Electrification

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.

What industries and applications are ABB - Electrification products used for?

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.

What technical support does ABB - Electrification offer?

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.

What communication protocols do ABB - Electrification products support?

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.

What environmental ratings do ABB - Electrification products have?

ABB - Electrification products feature robust environmental ratings across multiple standards, including IP54 to IP66 protection levels and NEMA Type 1 to Type 4X enclosures. These ratings ensure equipment can withstand challenging industrial environments, providing dust-tight, water-resistant, and corrosion-resistant protection for indoor and outdoor applications.

What accessories are available for ABB - Electrification products?

ABB - Electrification offers a comprehensive range of accessories across multiple product lines, including auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, mounting pieces, terminal blocks, and connection accessories. These accessories are designed to enhance functionality, improve connectivity, and provide additional protection for industrial control systems, with many accessories being compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems.

How are ABB - Electrification products typically installed?

ABB - Electrification products are installed through a professional, systematic process that includes precise equipment verification, secure electrical connections, and comprehensive testing. Installation typically involves verifying foundation requirements, assembling equipment, connecting busbars and control cables, establishing earthing systems, and conducting thorough pre-commissioning and commissioning tests to ensure optimal performance, reliability, and safety.

What is ABB - Electrification's warranty policy?

ABB - Electrification offers a standard 1-year factory warranty for most electrification products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies the product application and provides additional coverage for manufacturing defects and factory-mounted accessories.