1SCA163378R1001 ABB OT16G1-4DQN2 Switch-disconnector OT Plus 16 A, size G1, 4-pole,

1SCA163378R1001 ABB OT16G1-4DQN2 Switch-disconnector OT Plus 16 A, size G1, 4-pole,

ABB OT16G1-4DQN2 four-pole OT Plus switch disconnector with 16 A rating, Quick-spring terminals and door-mounted operation for industrial electrical isolation.

SKU: 1SCA163378R1001Alt SKU: OT16G1-4DQN2MPN: 1SCA163378R1001
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List Price £61.39 ex VAT
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Manufacturer Lead Time Estimated Delivery 9 weeks
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Why Choose the ABB 1SCA163378R1001 OT Plus Switch Disconnector?

The ABB 1SCA163378R1001, also known as the OT16G1-4DQN2, is a compact and dependable four-pole switch disconnector designed for safe manual isolation of low-voltage electrical circuits. As part of the proven ABB OT Plus switch disconnector range, it provides reliable switching performance for industrial control panels, OEM machinery and electrical distribution systems.

This model features a door-mounted, front-operated design with integrated Quick-spring terminals, enabling fast installation and secure electrical connections. It is supplied without an operating handle or shaft, allowing installers to choose the most suitable external operating accessories for their application.

With a 16 A rated operational current, four-pole configuration and suitability for systems up to 800 V AC, the ABB OT16G1-4DQN2 is ideal for isolating three-phase circuits with neutral switching in industrial machinery and power distribution installations.

Key Advantages

  • Compact four-pole switch disconnector for industrial electrical isolation.
  • 16 A rated operational current for dependable switching.
  • Door-mounted front-operated design.
  • Quick-spring terminals simplify installation.
  • Compatible with external operating handles and shafts.
  • Ideal for machinery, switchboards and industrial control panels.

Key Features

  • ABB OT Plus switch disconnector series.
  • Model: OT16G1-4DQN2.
  • Product code: 1SCA163378R1001.
  • 16 A rated operational current.
  • Four-pole construction.
  • Door-mounted installation.
  • Front-operated switching mechanism.
  • Quick-spring terminal connections.
  • External operating handle and shaft compatible.

Reliable Isolation for Industrial Applications

Switch disconnectors provide a safe means of manually isolating electrical circuits before maintenance, inspection and servicing. The ABB OT Plus range combines robust mechanical construction with compact dimensions, making it suitable for demanding industrial environments.

The ABB OT16G1-4DQN2 offers reliable switching performance together with rapid installation thanks to its Quick-spring terminals. Its flexible door-mounted design makes it well suited to electrical control panels, machine building and industrial power distribution systems.

Typical Applications

  • Industrial control panels.
  • Three-phase power distribution systems.
  • Machine isolation switches.
  • OEM machinery.
  • Motor control centres.
  • Industrial automation equipment.

Technical Specifications

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Voltage 800 V
Mounting Type Door / front mounting
Device Type Switch Disconnector
Supply Type AC
Product Series ABB OT Plus
Current 16 A
Phase Three Phase
Poles 4-pole
Manufacturer ABB
Series OT Plus Switch Disconnectors
Model OT16G1-4DQN2
Order code 1SCA163378R1001
Product type Switch disconnector
Rated operational current 16 A
Rated operational voltage Up to 800 V AC
Rated insulation voltage (Ui) 800 V
Number of poles 4
Mounting type Door mounted
Operation Front operated
Terminal type Quick-spring terminals
Protection rating IP20 from the front
Operating handle External handle and shaft required (not included)
Frame size G1
HS Code 85365080
Country of Manufacture Finland

Frequently Asked Questions

What is the ABB 1SCA163378R1001 used for?

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

How many poles does this switch disconnector have?

The ABB OT16G1-4DQN2 features a four-pole configuration, making it suitable for three-phase systems with neutral isolation.

What is the current rating of this switch?

The switch has a 16 A rated operational current.

Does this model include an operating handle?

No. The switch is supplied without an operating handle, allowing a compatible external handle and shaft to be selected separately.

What type of terminals does this model use?

The ABB OT16G1-4DQN2 features integrated Quick-spring terminals for fast installation and secure electrical connections.

Trusted by Industrial Professionals Worldwide

ABB OT Plus switch disconnectors are trusted by electrical engineers, machine builders and panel manufacturers for dependable electrical isolation, compact installation and reliable long-term performance in industrial environments.