ABB - Electrification LH38-4 - • To connect poles in series and thus increase the DC voltage controlled by the poles: LP, LY (only LY16-4 and LY38-4 secable strips).
ABB - Electrification

LH38-4

Contact for Pricing

Overview

The ABB LH38-4 Terminal Connecting Strip (SKU: LH38-4) is a crucial accessory designed for enhancing DC voltage control within ABB contactor systems. This insulated terminal strip facilitates the series connection of poles, specifically enabling an increase in the DC voltage controlled by compatible ABB contactors. It is engineered for applications requiring precise voltage regulation and high-reliability connections in industrial settings, particularly in motor protection and control systems. The LH38-4 is designed to connect up to 4 poles in series, making it suitable for DC voltage applications where higher control voltages are necessary. It offers compatibility with ABB's LY16-4 and LY38-4 secable strips, ensuring seamless integration into existing ABB installations. The terminal design is insulated, providing enhanced safety during operation and maintenance. Key specifications include its support for cable cross-sectional areas ranging from AF09 (9 mm²) up to AF38 (38 mm²). The maximum nominal continuous current for the LH38-4 in series connection with 2 poles is 10 A, with 3 poles it is 10 A, and with 4 poles it is 10 A, when used with AF09 cable cross-sections. For AF26 to AF38 cable cross-sections, the series connection current rating is 25 A. The physical dimensions of the LH38-4 are 114 mm in length, 44 mm in width, and 160 mm in height. Its lightweight design, with a weight of 0.012 kg, simplifies installation. The UNSPSC code for this product is 39121407, and it is manufactured in the USA. This connecting strip is ideal for industrial environments where precise DC voltage management is critical. By enabling the series connection of poles, the LH38-4 allows for greater flexibility in configuring DC control circuits, ensuring optimal performance and safety for motor protection and control applications. Its robust construction and compatibility with ABB's established product lines make it a reliable choice for demanding industrial needs.
  • Enables series connection of poles to increase DC voltage control.
  • Compatible with ABB LY16-4 and LY38-4 secable strips.
  • Supports cable cross-sectional areas from AF09 (9 mm²) to AF38 (38 mm²).
  • Insulated terminal design for enhanced safety.
  • Ideal for motor protection and control systems in industrial environments.

Specifications

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
25 A
Poles
4
Series
LH
Size
82x110x108mm
Size
114 mm (L) x 44 mm (W) x 160 mm (H)
Special Features
Parallel and series connection of 3-pole contactors:• To obtain a star point (3 parallel-connected poles)• To connect poles in parallel and thus increase the AC load passing through the flow path made up of the parallel-connected poles: LP, LY, LH, LF, LG.The relevant cable cross-sectional area may limit the maximum permissible current. Consult information in table below• To connect poles in series and thus increase the DC voltage controlled by the poles: LP, LY (only LY16-4 and LY38-4 secable strips).
Standard
RoHs, CSA, cUL, CE, GOST
Terminal Type
Screw Terminals
Type
Contactors
Package Dimensions (L x W x H)
6.299 IN x 3.543 IN x 0.787 IN
Package Dimensions (L x W x H)
15.9995 cm x 8.9992 cm x 1.999 cm
Package Weight (Imperial)
0.053 L
Package Weight (Metric)
0.024 kg

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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.