ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T51B0188 - ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
ABB - Electrification

9T51B0188

UPC: 783173010501


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Overview

ABB's QB single-phase transformers, SKU 9T51B0188, are general-purpose units designed for reliable power distribution. These transformers feature an encapsulated core and coil assembly, eliminating the need for ventilation and reducing maintenance requirements. The robust NEMA 3R nonventilated enclosure provides weather resistance, making them suitable for both indoor and outdoor installations. The enclosure offers protection against moisture, dust, and contaminants, meeting stringent environmental standards. Key features include knockouts on the back and bottom for flexible conduit entry and side-mounted mounting holes for straightforward installation and access. The integrated wiring compartment includes a ground stud for secure electrical connections. These transformers are manufactured in the US by ABB - Electrification. Specific NEMA enclosure types available include 12/3R and 1, with options for pilot device knockout holes and space for control power transformers, as indicated by ordering codes like 1SQA012798R0001 (NEMA 12/3R, pilot device knockouts) and 1SQA012777R0001 (NEMA 1, pilot device knockouts). Applications include lighting, HVAC, and control systems in commercial, industrial, and utility sectors where dependable single-phase power is essential. The encapsulated design ensures long-term operational reliability in demanding conditions.
  • Encapsulated core and coils for reduced maintenance
  • NEMA 3R nonventilated weatherproof enclosure
  • Knockouts on back and bottom for flexible conduit entry
  • Side-mounted mounting holes for easy installation
  • Wiring compartment with integrated ground stud

Specifications

Enclosure
NEMA 3R
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
8.38 in
Input Voltage
277
Insulation
IS-12
Material
Encapsulated Core and Coils
Mounting Type
Side-mounted holes
Mounting Type
Side mounting with knockouts on back and bottom
NEMA Rating
NEMA 3R
Output Voltage
120/240
Phase
1
Series
QB
Special Features
ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
Standard
Yes
Temperature Rating
40 °C
Temperature Rating, Maximum
104 F
Temperature Rating, Maximum
40 C
Temperature Rating, Minimum
104 F
Temperature Rating, Minimum
40 C
Wattage
0.5 KVA
Width
6.88 in
Package Dimensions (L x W x H)
4.88 IN x 6.88 IN x 8.38 IN
Package Dimensions (L x W x H)
12.3952 cm x 17.4752 cm x 21.2852 cm
Package Weight (Imperial)
16.000 L
Package Weight (Metric)
7.258 kg
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ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
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ABB's QMS single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.

9T51B0512

ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.

9T51B0511

ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.

9T51B0190

ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.

Frequently Asked Questions

What type of ABB transformer is this?

This is a 9T51B0188 ABB single-phase transformer with an encapsulated core and coils in a NEMA 3R non-ventilated weatherproof enclosure.

What are the available power ratings for this transformer?

This transformer is available in 15 kVA, 25 kVA, and 37.5 kVA ratings.

What is the coil material used in this transformer?

The coil material used in this transformer is copper (CU).

What is the enclosure type of this transformer?

The enclosure type is NEMA 3R, which is a non-ventilated weatherproof enclosure.

Are there knockouts for wiring on this transformer?

Yes, knockouts are provided on the back and bottom of the transformer for wiring.

How is this transformer mounted?

Mounting holes are located on the side of the transformer for easy access and installation.

Does the wiring compartment include a ground stud?

Yes, the wiring compartment includes a ground stud.

What is the frequency rating for this transformer?

The frequency rating for this transformer is 60 Hz.

What is the operating temperature range for this transformer?

The transformer has a temperature rise of 150 degrees C and an ambient temperature rating of 50 degrees C.

What is the insulation system class?

The insulation system (IS) class is 220 degrees C.

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.