ABB - Electrification Signature Partner Distributor
ABB - Electrification SU203ML-K15 - MCB SU200ML 3P K 15A UL 489
ABB - Electrification

SU203ML-K15

Contact for Pricing

Overview

The ABB SU203ML-K15 Molded Case Circuit Breaker (MCCB) is a UL 489 certified 3-pole breaker designed for branch circuit protection in industrial and commercial electrical systems. Rated at 15A, this SU200ML series breaker features a K-curve tripping characteristic, providing faster response to transient overloads typical in inductive applications such as motors and transformers. The breaker meets UL 489 and CSA 22.2 No. 5 standards, ensuring compliance with North American safety requirements for overload and short-circuit protection. With a compact design and DIN rail mounting capability, the SU203ML-K15 integrates seamlessly into control panels and motor control centers. Its current-limiting design offers fast breaking times (2.3-2.5 ms), reducing fault energy and enhancing system safety. The 3-pole configuration supports balanced three-phase systems, while finger-safe terminals and multi-function terminals improve installation safety and flexibility. UL File #E212323 and E312425 certified, this breaker is ideal for protecting sensitive equipment in demanding environments.
  • UL 489 and CSA 22.2 No. 5 certified for branch circuit protection
  • K-curve tripping for faster response to inductive load transients
  • 3-pole configuration for balanced three-phase systems
  • Fast breaking time (2.3-2.5 ms) reduces fault energy
  • DIN rail mounting with finger-safe and multi-function terminals

Specifications

Current Rating
15 A
Mounting Type
DIN rail mountable
Poles
3P
Series
SU200ML
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)
2.490 L
Package Weight (Metric)
1.130 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 standards does the SU203ML-K15 meet?

The breaker is UL 489 and CSA 22.2 No. 5 certified, ensuring compliance with North American safety standards for branch circuit protection.

How many poles does the SU203ML-K15 have?

The SU203ML-K15 is a 3-pole circuit breaker, designed for balanced three-phase electrical systems.

What is the rated current of the SU203ML-K15?

The rated current of the SU203ML-K15 is 15A, as specified for branch circuit protection applications.

What UL file numbers are associated with the SU203ML-K15?

The SU203ML-K15 is certified under UL File #E212323 and E312425 for branch circuit protection.

What is the tripping characteristic of the SU203ML-K15?

The SU203ML-K15 features a K-curve tripping characteristic, which provides faster response to transient overloads typical in inductive applications like motors and transformers.

Is the SU203ML-K15 suitable for DIN rail mounting?

Yes, the SU203ML-K15 is designed for DIN rail mounting, providing easy installation in control panels and motor control centers.

Does the SU203ML-K15 have finger-safe terminals?

Yes, the breaker features finger-safe terminals to enhance safety during installation and maintenance.

What is the breaking time of the SU203ML-K15?

The breaker offers a fast breaking time of 2.3-2.5 milliseconds, reducing fault energy during short-circuit events.

How to Install the ABB SU203ML-K15 Circuit Breaker

Step-by-step guide to mounting and wiring the SU203ML-K15 molded case circuit breaker on a DIN rail.

Estimated time: 15m

Tools needed:

Phillips screwdriver, Wire strippers, Crimping tool

Supplies needed:

DIN rail, Mounting screws, Copper wire (appropriate gauge)

  1. Mount the breaker to the DIN rail

    Position the SU203ML-K15 on the DIN rail and press firmly until it clicks into place.

  2. Connect the input and output wires

    Strip the insulation from the wires, insert them into the breaker's terminals, and tighten the screws to the manufacturer's specified torque.

  3. Verify secure installation

    Gently tug the wires to ensure they are securely fastened. Confirm the breaker is properly seated on the DIN rail.

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.

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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.

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.