ABB - Electrification TEY3100ST12 - The TEY is a one-inch wide per pole, compact, "bolt-on" circuit breaker for use on grounded 480Y/277 Vac systems. The bolt-on mounting base accessory makes the TEY suitable for varied applications as a lug-lug breaker. All TEY circuit breakers feature Quick-make / Quick-break mechanisms, common trip bars, and easy to spot trip indication to ensure safety and reliability. TEY breakers are available in 1, 2, and 3 pole versions and can be ordered with auxiliary contact and shunt trip accessories. MCCB 3P 100A W/120-277VAC SHUNT TRI
ABB - Electrification

TEY3100ST12

UPC: 783164196702

Contact for Pricing

Overview

The ABB TEY3100ST12 is a 3-pole molded case circuit breaker (MCCB) designed for grounded 480Y/277 Vac systems, ideal for space-constrained lighting panelboards, including ABB A-Series. This 100A breaker features a compact 1-inch wide per pole footprint, making it highly suitable for unit mount applications with lug-lug configurations. The TEY3100ST12 includes a shunt trip accessory for remote tripping capabilities, operating on 120-277 Vac, ensuring precise control and enhanced safety in industrial and commercial installations. Key specifications include a short circuit rating of 14kAIC at 480/277 Vac, with wire termination accommodating #4-1/0 AWG conductors. The breaker is equipped with Quick-make/Quick-break mechanisms, common trip bars, and clear trip indication for reliable operation. Optional accessories such as auxiliary contacts and shunt trips expand functionality, while bolt-on mounting bases (TEY3B or TEY3B125) enable versatile installation options. The TEY series is UL listed for HACR (Heating, Air Conditioning, Refrigeration) and HID (High Intensity Discharge) applications, ensuring compliance with industry standards. Manufactured by ABB Electrification, the TEY3100ST12 is a reliable choice for branch circuit protection in lighting, HVAC, and industrial systems where space efficiency and remote tripping are critical. Its compatibility with ABB panelboards and robust design make it a preferred solution for modern electrical distribution systems.
  • 3-pole 100A molded case circuit breaker (MCCB) for 480Y/277 Vac systems
  • Shunt trip accessory for remote tripping (120-277 Vac operation)
  • Compact 1-inch wide per pole design for space-constrained installations
  • 14kAIC short circuit rating at 480/277 Vac
  • Wire termination for #4-1/0 AWG conductors
  • Quick-make/Quick-break mechanism and common trip bars for safety
  • UL listed for HACR and HID applications
  • Bolt-on mounting base accessory (TEY3B or TEY3B125) for lug-lug configurations

Specifications

Amperage Rating
100A
Application
Thermal Magnetic
Connection
14-8 kcmil / 12-8 kcmil
Connection Type
Lug-lug
Connection Type
Lug
Current Rating
100 A
Frequency
60 Hz
Interrupt Rating
14kA@277 Vac / 65kA@120 Vac / 65kA@120/240 Vac / 65kA@240 Vac
Load Rating
HACR
Material
Molded Case
Mounting Type
Bolt-On
Number Of Poles
3
Poles
3P
Series
TEY
Size
1 inch per pole
Special Features
The TEY is a one-inch wide per pole, compact, "bolt-on" circuit breaker for use on grounded 480Y/277 Vac systems. The bolt-on mounting base accessory makes the TEY suitable for varied applications as a lug-lug breaker. All TEY circuit breakers feature Quick-make / Quick-break mechanisms, common trip bars, and easy to spot trip indication to ensure safety and reliability. TEY breakers are available in 1, 2, and 3 pole versions and can be ordered with auxiliary contact and shunt trip accessories. MCCB 3P 100A W/120-277VAC SHUNT TRI
Standard
E11592
Trip Range
Non-Interchangeable
Trip Range, Maximum
Non-Interchangeable
Trip Range, Minimum
Non-Interchangeable
Trip Type
LI
Voltage Rating
480Y/277 VAC
Package Dimensions (L x W x H)
4 IN x 3 IN x 5.25 IN
Package Dimensions (L x W x H)
10.16 cm x 7.62 cm x 13.335 cm
Package Weight (Imperial)
2.081 L
Package Weight (Metric)
0.944 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 is the voltage rating for the ABB TEY3100ST12?

The ABB TEY3100ST12 is designed for use on grounded 480Y/277 Vac systems.

What is the amperage rating of the TEY3100ST12 circuit breaker?

The TEY3100ST12 circuit breaker has an amperage rating of 100A.

Does the TEY3100ST12 have a shunt trip feature?

Yes, the TEY3100ST12 model is equipped with a shunt trip accessory for remote tripping capabilities, operating on 120-277 Vac.

What type of mounting does the TEY3100ST12 support?

The TEY3100ST12 features a "bolt-on" mounting capability, making it suitable for lug-lug breaker configurations and unit mount applications.

What is the short circuit rating of the TEY3100ST12 at 480/277 Vac?

The TEY3100ST12 has a short circuit rating of 14 kAIC at 480/277 Vac.

What wire size can be used with the TEY3100ST12 breaker?

The TEY3100ST12 breaker accommodates wire sizes from #4 to #1/0 AWG.

How many poles does the ABB TEY3100ST12 have?

The ABB TEY3100ST12 is a three-pole (3P) circuit breaker.

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.