OT PLUS

Switch-Disconnectors

Think big leaps, and you might not think about the basics. But sometimes, that’s where you can make the greatest gains.
We’ve reengineered some of your most crucial components, to help you make progress across the board. It means you can jump into a more adaptable, sustainable and reliable future –now.

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OT Plus webpages-3-Header alternative ABB OT Plus range (4)

Overview

The most versatile all-in-one device on the market

OT Plus webpages-3-G1 frame 16A-63A - UL 20A-50A ABB OT Plus range

G1 frame
16A-63A / UL 2-A-50A
(prev. 16-40A / UL 20A-40A)

OT Plus webpages-4-G2 frame 63A-100A - UL 63A-101A ABB OT Plus range

G2 frame
63A-100A / UL 63A-101A
(prev. 63A-80A / UL 60A-80A)

OT Plus webpages-5-G3 frame 63A-160A - UL 30A-100A ABB OT Plus rang

G3frame
63A-160A / UL 30A-100A
(prev. 100A-125A / UL 30A-100A)

The expanded OT Plus range offers market-leading innovation in a more compact design. New current ratings in all frame sizes Available in 3-, 4-, 6- and 8-pole versions

Technical data

Offer the right fit for any electrical application

Thanks to OT Plus’s expanded ratings, you no longer need to select different frame sizes for multiple applications with similar ratings while selecting a switch- Disconnectors. No matter their application, we can help find the right fit for your installation.

Accessories

Details

Base and DIN-rail mounted
switch-disconnectors
Frames 1,2 and 3

1. NEW Switch-disconnectors OT16G1-...OT160G3-B_
2. External shafts OXS_, OXP_
3. NEW Additional poles, fixed N- and PE-terminals PNG_,PEG_
4. NEW Auxiliary contact 1NO+1NC AUXG_
5. NEW Terminal shrouds TSG_
6. Selector handle OHBS_,OHYS_
7. Pistol handle OHB_,OHY_
8. NEW Direct mounting handle OHB-G_

Benefit

OT plus Switch- Disconnectors new features

Extended Current

The OT Plus switch disconnector offers overlapping and extended current ratings across three frame sizes, allowing for precise selection tailored to specific needs. The new series also features improved performance ratings, particularly for motor applications, and can be used in applications up to 800VAC.

OT Plus webpages-11-Benefit 3 ABB OT Plus (1)

The Adjustable Fourth Pole Timing

Includes simultaneous function as well as early make and late break as standard features, providing enhanced operational flexibility. This capability ensures that sensitive electronics maintaining operational integrity and safety in critical environments. Typical Applications: Data Centers, Hospitals, Telecommunications Infrastructure, Industrial Automation Systems

OT Plus webpages-12-Benefit 2 ABB OT Plus

Quick Spring Terminals

The OT Plus Frame G1, rated for 16-40A, includes quick spring terminals. Enable faster installation ensuring secure connections and designed for ease of use.

OT Plus webpages-13-Benefit 4 ABB OT Plus range

Sustainable Efficiency

The OT Plus switch disconnector reduces power loss by up to 53% compared to the OT_F series, resulting in lower operational costs and a smaller carbon footprint. With a recyclability rate of up to 94% and embedded end-of-life instructions, it supports responsible disposal and eco-friendly practices. Additionally, it is part of the ABB EcoSolution offering.