1SCA162557R1001 ABB OT100G2-4BSN2 Switch-disconnector OT Plus 100 A, size G2, 4-pole, 4th pole right

1SCA162557R1001 ABB OT100G2-4BSN2 Switch-disconnector OT Plus 100 A, size G2, 4-pole, 4th pole right

ABB OT100G2-4BSN2 100 A four-pole front-operated switch disconnector with base or DIN-rail mounting, integrated screw terminals and a padlockable direct-mounted handle.

SKU: 1SCA162557R1001Alt SKU: OT100G2-4BSN2MPN: 1SCA162557R1001
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Why Choose the ABB OT100G2-4BSN2 Switch Disconnector?

The ABB OT100G2-4BSN2, product code 1SCA162557R1001, is a high-performance 100 A four-pole switch disconnector designed to provide reliable electrical isolation for industrial machinery, control panels and low-voltage power distribution systems. As part of the proven ABB OT Plus switch disconnector series, it combines dependable switching performance with a compact design that is ideal for OEM machine builders, panel manufacturers and industrial electrical installations.

Designed for front operation, the OT100G2-4BSN2 supports both base mounting and DIN-rail mounting, making installation straightforward in a wide variety of industrial control panels. It features integrated screw terminals and is suitable for panels with a 45 mm DIN cut-out. The supplied direct-mounted knob handle can be padlocked in the OFF position, while an operating shaft can be fitted for external enclosure operation.

With a 100 A rated current and a four-pole configuration, the OT100G2-4BSN2 is suitable for isolating three-phase systems including the neutral conductor. Its robust construction and ABB quality make it an excellent choice for demanding industrial applications requiring safe and dependable isolation.

Key Advantages

  • Reliable 100 A switch disconnector for industrial electrical isolation.
  • Four-pole configuration for three-phase plus neutral systems.
  • Flexible base or DIN-rail mounting.
  • Padlockable direct-mounted operating handle improves maintenance safety.
  • Integrated screw terminals simplify installation.
  • Compatible with external operating shafts for enclosure door operation.

Key Features

  • ABB OT Plus switch disconnector series.
  • 100 A rated operational current.
  • Four-pole manual switch disconnector.
  • Front-operated design.
  • Base mounted and DIN-rail mountable.
  • Suitable for 45 mm DIN cut-out installations.
  • Integrated screw terminals.
  • Direct-mounted padlockable knob handle.
  • Compatible with external operating shaft.
  • Compact G2 frame size.

Reliable Electrical Isolation for Industrial Applications

The ABB OT100G2-4BSN2 provides a dependable method of disconnecting electrical equipment from its power source, allowing maintenance and servicing to be carried out safely. The four-pole design enables simultaneous isolation of all live conductors, including the neutral where required, making it suitable for modern industrial electrical systems.

As part of ABB's trusted OT Plus range, this switch disconnector delivers long service life, compact installation and reliable performance across industrial automation, machinery and electrical distribution applications.

Typical Applications

  • Industrial control panels.
  • Machine isolation switches.
  • Power distribution equipment.
  • Motor control centres.
  • Industrial automation systems.
  • OEM machinery.
  • Manufacturing facilities.
  • Commercial electrical installations.

Technical Specifications

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Device Type Switch Disconnector
Poles 4-pole
Mounting Type DIN rail
Product Series ABB OT Plus
Power 45 kW
Current 100 A
Phase Three Phase
Manufacturer ABB
Series OT Plus
Model OT100G2-4BSN2
Product ID 1SCA162557R1001
Product type Switch disconnector
Rated current 100 A
Number of poles 4
Mounting type Base or DIN-rail mounting
Operation type Front operated
Terminal type Integrated screw terminals
Frame size G2
Protection rating IP20 (front terminal protection)
Panel compatibility 45 mm DIN cut-out
Handle Direct-mounted, padlockable
External operation Compatible with operating shaft
GTIN 6417019925929
HS Code 85365080
Country of Manufacture Finland

Frequently Asked Questions

What is the ABB OT100G2-4BSN2 used for?

The OT100G2-4BSN2 is used to safely isolate four-pole electrical circuits in industrial machinery, control panels and low-voltage power distribution systems.

What is the rated current of this switch disconnector?

The ABB OT100G2-4BSN2 has a rated current of 100 A.

Why does this model have four poles?

The four-pole configuration allows simultaneous isolation of all three phases together with the neutral conductor where required.

Can it be mounted on a DIN rail?

Yes. The OT100G2-4BSN2 supports both DIN-rail mounting and base mounting, providing flexible installation options.

Can the operating handle be padlocked?

Yes. The supplied direct-mounted knob handle can be padlocked in the OFF position to support safe lockout procedures during maintenance.

Trusted by Electrical Professionals Worldwide

ABB OT Plus switch disconnectors are trusted by panel builders, OEM manufacturers and industrial engineers for dependable electrical isolation, robust construction and long-term operational reliability.