ABB - Electrification Signature Partner Distributor
ABB - Electrification SU204M-Z1 - SU204M-Z1 Miniature Circuit Breaker Z-Char., 10kA, 1A, 4P UL489
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ABB - Electrification

SU204M-Z1


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Overview

The ABB SU204M-Z1 is a 4-pole miniature circuit breaker (MCB) designed for branch circuit protection, compliant with UL 489 and CSA 22.2 No. 5 standards. This device features a 1A current rating and a 10kA interrupting capacity, ensuring reliable fault current interruption. Its Z-characteristic trip curve is optimized to minimize nuisance tripping for sensitive electronic loads, making it suitable for protecting equipment such as PLCs, sensors, and low-inrush devices. Engineered for compact panel installations, it mounts on a standard DIN rail and is compatible with ABB's UL 489 series accessories, including busbar connections and auxiliary contacts. The SU204M-Z1 offers a fast breaking time of 2.3–2.5 ms and features finger-safe terminals for enhanced safety. As part of ABB's SU200M-Z series, this MCB provides dependable circuit protection for residential, commercial, and industrial applications requiring precise overcurrent protection.
  • UL 489 listed branch circuit protective device
  • 4-pole configuration with 1A current rating
  • 10kA interrupting capacity
  • Z-characteristic trip curve for sensitive loads
  • DIN rail mounting and finger-safe terminals
  • DIN rail mounting for compact panel integration
  • Finger-safe terminals and fast breaking time (2.3–2.5 ms)

Specifications

Amperage Rating
1 A
Amperage Rating, Maximum
1 A
Amperage Rating, Minimum
1 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.
Current Rating
1 A
Mounting Type
DIN Rail
Number of Poles
4
Poles
4P
Series
SU200M-Z
Size
82x110x108mm
Special Features
SU204M-Z1 Miniature Circuit Breaker Z-Char., 10kA, 1A, 4P 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)
2.310 L
Package Weight (Metric)
1.048 kg
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
Ground Lug

DNGL

Ground Lug
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

Frequently Asked Questions

What voltage ranges can this circuit breaker handle?

The SU 200 M miniature circuit breaker is designed for voltages up to 480Y/277VAC and 96VDC, making it suitable for both AC and DC applications.

What is the rated breaking capacity of the circuit breaker?

The SU 200 M has a rated breaking capacity of 10 kA according to UL489 / CSA 22.2 No. 5, and 15 kA according to IEC / EN 60947-2.

What is the maximum certified amperage for this circuit breaker?

The circuit breaker is certified up to 40 A at 480Y / 277V AC according to UL 489 / CSA 22.2 No.5.

What is the reference temperature for this circuit breaker?

The circuit breaker is rated for a 40°C reference temperature according to UL and CSA standards.

What accessories are available for this circuit breaker?

Accessories include auxiliary contacts, signal contacts, shunt trips, and busbar systems. Only one side mount accessory per MCB is allowed for UL/CSA applications.

What safety features does this circuit breaker have?

The SU 200 M features real contact position indication (CPI) in red/green, IP 20 finger-safe terminals, and is compatible with Lockout-Tagout (LOTO) programs.

How can I identify the circuit breaker's specifications?

The product part numbering system on the device's face includes information such as number of poles, trip curve, and amperage, allowing quick and intuitive identification.

How to Install the ABB SU204M-Z1 Miniature Circuit Breaker

Step-by-step guide to mounting and wiring the SU204M-Z1 MCB on a DIN rail.

Estimated time: 15m

Tools needed:

Screwdriver (flathead or Phillips), Wire strippers, Crimping tool (if using ring terminals)

Supplies needed:

DIN rail, Mounting screws (if required), Copper wire (appropriate gauge for 1A rating)

  1. Prepare the DIN rail

    Ensure the DIN rail is securely mounted in the panelboard or switchboard. Verify the rail is level and free of obstructions.

  2. Mount the SU204M-Z1

    Align the SU204M-Z1 with the DIN rail and snap it into place. Apply even pressure until the breaker locks securely.

  3. Connect the wires

    Strip the insulation from the wire ends (10–12 AWG recommended for 1A rating). Insert the wires into the breaker’s terminals and tighten the screws to the manufacturer’s specified torque.

  4. Verify connections

    Gently tug the wires to ensure they are securely fastened. Check that no exposed conductors are visible beyond the terminal.

  5. Test the installation

    Turn on the power and verify the breaker operates correctly by toggling the handle to the ON and OFF positions. Confirm no tripping occurs under normal load conditions.

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.

What technical support does Jokab Safety offer?

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.

What are the main product lines offered by Jokab Safety?

Jokab Safety offers a comprehensive range of machine safety products including safety light guards (Orion), safety controllers (Pluto), safety relays (Sentry), safety edges, safety contact mats, safety locks (Gkey), and safety sensors with OSSD and DYNlink interfaces. Their product lines are specifically designed for industrial applications in food and beverage, packaging, and material handling industries, providing robust safety solutions for machine guarding and personnel protection.

What are the key features of Jokab Safety products?

Jokab Safety products offer comprehensive industrial safety solutions with key features including: highest safety certification levels (up to PL e/Cat 4), extensive fault detection, multiple safety device types (optical safety devices, pressure sensitive devices, sensors, switches, locks, emergency stops), and innovative DYNlink technology that reduces cable requirements and simplifies installation. Their products are certified, verified, and compatible with major industrial automation systems like B&R, featuring easy M12 connector connections and a wide range of adapters to streamline safety implementation.

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.