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1SCA163491R1001 ABB OT40G1-4BQN2 Switch-disconnector OT Plus 40 A, size G1, 4-pole, incl. handle
ABB OT40G1-4BQN2 40 A four-pole OT Plus switch disconnector with N2 neutral configuration, protected screw terminals, direct-mounted padlockable handle and DIN-rail or base mounting.
£37.25
Why Choose the ABB 1SCA163491R1001 OT40G1-4BQN2 Switch Disconnector?
The ABB 1SCA163491R1001, also known as the OT40G1-4BQN2, is a premium 40 A four-pole switch disconnector engineered for the safe isolation of low-voltage electrical circuits in industrial, commercial and OEM applications. As part of the proven ABB OT Plus switch disconnector range, it delivers dependable switching performance, compact dimensions and straightforward installation for modern electrical systems.
This front-operated switch disconnector is supplied with a direct-mounted, padlockable operating handle and features protected screw terminals for secure electrical connections. Suitable for both base mounting and DIN-rail mounting, it offers flexible installation for control panels, switchboards and machinery while providing a safe means of electrical isolation.
With a rated operational current of 40 A, a four-pole configuration and an N2 neutral arrangement, the OT40G1-4BQN2 is ideal for isolating three-phase systems with switched neutral. Its compact G1 frame helps maximise available enclosure space while maintaining ABB's renowned long-term reliability.
Key Advantages
- Reliable 40 A switch disconnector for industrial electrical isolation.
- Four-pole configuration for three-phase systems with neutral switching.
- N2 neutral arrangement for compatible installations.
- Supplied with a direct-mounted padlockable operating handle.
- Protected screw terminals improve installation safety.
- Suitable for base mounting and DIN-rail mounting.
Key Features
- ABB OT Plus switch disconnector series.
- 40 A rated operational current.
- Four-pole IEC switch disconnector.
- N2 neutral configuration.
- Protected screw terminal connections.
- Front-operated switching mechanism.
- Direct-mounted padlockable operating handle included.
- Suitable for DIN-rail and base mounting.
- Maximum operational voltage of 800 V AC.
- Compact modular G1 frame.
Reliable Electrical Isolation for Industrial Applications
The ABB OT40G1-4BQN2 provides safe manual isolation of three-phase electrical circuits during maintenance, servicing and equipment shutdown. Its four-pole switching mechanism disconnects all live conductors, including the neutral, helping improve operator safety while protecting connected equipment from accidental energisation.
Designed for demanding industrial environments, ABB OT Plus switch disconnectors are widely specified by panel builders, OEM manufacturers and electrical contractors thanks to their compact construction, long mechanical life and dependable switching performance.
Typical Applications
- Industrial control panels.
- Electrical distribution boards.
- Motor control centres.
- OEM machinery.
- Manufacturing equipment.
- HVAC systems.
- Pumps, compressors and conveyor systems.
- Commercial and industrial electrical installations.
Technical Specifications
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| Voltage | 800 V | |
|---|---|---|
| Device Type | Switch Disconnector | |
| Mounting Type | DIN rail | |
| Product Series | ABB OT Plus | |
| Power | 18.5 kW | |
| Current | 40 A | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Manufacturer | ABB | |
| Series | OT Plus | |
| Product ID | 1SCA163491R1001 | |
| Model | OT40G1-4BQN2 | |
| Product type | Manual switch disconnector | |
| Rated current | 40 A | |
| Number of poles | 4 | |
| Neutral configuration | N2 | |
| Maximum operational voltage | 800 V AC | |
| Rated motor power (AC-23A, 400 V) | 18.5 kW | |
| Terminal type | Protected screw terminals | |
| Operation | Front operated | |
| Mounting type | Base mounting / DIN-rail mounting | |
| Frame size | G1 | |
| Handle | Direct-mounted, padlockable | |
| Standard | IEC 60947-3 | |
| HS Code | 85365080 | |
| Country of Manufacture | Finland |
Frequently Asked Questions
What is the ABB 1SCA163491R1001 used for?
It is designed to safely isolate three-phase low-voltage electrical circuits with switched neutral in industrial, commercial and OEM applications.
What is the rated current of the OT40G1-4BQN2?
The switch disconnector has a rated operational current of 40 A.
How many poles does this switch disconnector have?
The OT40G1-4BQN2 features a four-pole configuration with an N2 neutral arrangement.
Can the switch be mounted on a DIN rail?
Yes. The OT40G1-4BQN2 is suitable for both DIN-rail mounting and base mounting.
Does this model include a padlockable operating handle?
Yes. It is supplied with a direct-mounted operating handle that can be padlocked in the OFF position for safe maintenance procedures.
Trusted Electrical Isolation from ABB
ABB OT Plus switch disconnectors are trusted worldwide by panel builders, OEM manufacturers and electrical contractors for dependable circuit isolation, compact installation and long-term reliability in demanding industrial environments.
