ABB Signature Partner Distributor (Electrification)
ABB - Electrification LS45M51L20 - LMT SW 40MM ADJ 22MM POLY RLR
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ABB Electrification LS45M51L20 LMT SW 40MM ADJ 22MM POLY RLR


Documents & Media
Specification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The ABB LS45M51L20 is a Limit Switch from ABB - Electrification. Designed for industrial control applications, it provides reliable actuation for machinery and automation systems. Manufactured in Germany, this switch is built to ABB's quality standards for dependable performance in operational environments. Its adjustable roller mechanism allows for flexible positioning and alignment during installation.
  • ABB LS45M51L20 Limit Switch
  • Industrial Control Component
  • Manufactured by ABB - Electrification

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.
Mounting Type
Adjustable Roller
Series
LMT SW
Size
82x110x108mm
Size
40MM
Special Features
Terminal type: Screw terminals
Standard
RoHs, CSA, cUL, CE, GOST
Type
Contactors
Package Dimensions (L x W x H)
1.77 IN x 5.51 IN x 2.76 IN
Package Dimensions (L x W x H)
4.4958 cm x 13.9954 cm x 7.0104 cm
Package Weight (Imperial)
0.670 L
Package Weight (Metric)
0.304 kg
LMT SW 40MM SS PLUNGR SNAP

LS45P11B11

LMT SW 40MM SS PLUNGR SNAP
LMT SW 60MM PLST RLLR BENT LVR

LS75M45B11

LMT SW 60MM PLST RLLR BENT LVR
LMT SW 40MM 22MM BB ROLLER LVR

LS45M43B11

LMT SW 40MM 22MM BB ROLLER LVR
LMT SW 40MM 22MM SS ROLLER LVR

LS45M42D11

LMT SW 40MM 22MM SS ROLLER LVR
LMT SW 30MM STEEL BALL PLUNGR SNP

LS35P12B11

LMT SW 30MM STEEL BALL PLUNGR SNP
LMT SW 40MM ADJ 22MM POLY RLR

LS45M51B11

LMT SW 40MM ADJ 22MM POLY RLR
LMT SW 40MM ADJ 22MM POLY RLR

LS45M51L02

LMT SW 40MM ADJ 22MM POLY RLR
LMT SW 40MM SNAP ACTION BLOCK

LS45M00B02

LMT SW 40MM SNAP ACTION BLOCK

Frequently Asked Questions

What type of bottom cable glands does the LS45M51L20 use?

The product uses one NP137 cable gland.

How many auxiliary contacts are included with this limit switch?

The limit switch includes two auxiliary contacts.

What is the ambient air temperature range for operation?

The operating ambient air temperature range is from -25 to 70 degrees Celsius.

What is the storage temperature range for this limit switch?

The storage temperature range is from -40 to 70 degrees Celsius.

What type of actuator is used on this limit switch?

The actuator is an adjustable polyamide roller lever.

What is the maximum actuation speed according to IEC standards?

The maximum actuation speed is 0.5 meters per second according to IEC standards.

What is the minimum actuation torque required?

The minimum actuation torque required is 0.1 Nm.

What is the net width of the product?

The net width of the product is 30 mm.

What is the net weight of the LS45M51L20 limit switch?

The net weight of the product is 0.18 kg.

What is the action type of the contact element?

The contact element features simultaneous slow action contacts, in accordance with IEC 60947-5-1.

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.