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1SCA162746R1001 ABB OTC80G3-4BS OT Plus Panel Mounted Switch Disconnector
ABB OTC80G3-4BS 80 A four-pole manual change-over switch with I-0-II operation, base and DIN-rail mounting, padlockable direct handle and screw terminals for industrial power transfer applications.
Why Choose the ABB OTC80G3-4BS Change-Over Switch?
The ABB OTC80G3-4BS, product code 1SCA162746R1001, is a premium four-pole manual change-over switch designed for safe and reliable transfer between two independent power supplies. As part of the trusted ABB OT Plus Change-Over Switch range, it provides dependable I-0-II operation for industrial electrical distribution, standby generator systems and commercial power installations.
Designed for electrical contractors, OEMs and panel builders, the OTC80G3-4BS features a compact front-operated design suitable for both base and DIN-rail mounting. Integrated screw terminals provide fast, secure installation, while the supplied padlockable direct-mounted operating handle improves operational safety during maintenance and servicing.
With a rated current of 80 A, a four-pole switching configuration and compliance with IEC 60947-3 and UL98, this change-over switch is ideal for safely transferring loads between mains and standby power supplies whilst providing complete circuit isolation.
Key Advantages
- Reliable I-0-II manual change-over operation.
- 80 A rated current for industrial and commercial power distribution.
- Four-pole switching including the neutral conductor.
- Suitable for base and DIN-rail mounting.
- Supplied with a padlockable direct-mounted operating handle.
- Integrated screw terminals simplify installation and maintenance.
Key Features
- ABB OT Plus Change-Over Switch series.
- 80 A rated operational current.
- Four-pole manual change-over switch.
- I-0-II switching positions.
- Front-operated mechanism.
- Base and DIN-rail mounting options.
- IP20 protected front terminal clamps.
- Integrated screw terminals for copper conductors.
- Direct-mounted black padlockable operating handle included.
- Designed for industrial power transfer and isolation.
Reliable Power Transfer and Electrical Isolation
The ABB OTC80G3-4BS safely transfers electrical loads between two separate power sources whilst ensuring complete isolation through its centre OFF position. Its four-pole design switches all three phases together with the neutral conductor, making it particularly suitable for standby generator systems and critical power installations.
Manufactured to ABB's high engineering standards, the OTC80G3-4BS delivers dependable mechanical performance, long service life and straightforward installation, making it an excellent choice for demanding industrial and commercial electrical applications.
Typical Applications
- Mains to standby generator change-over systems.
- Industrial electrical distribution panels.
- Commercial buildings and infrastructure.
- Manufacturing and processing facilities.
- OEM machinery and control panels.
- Electrical switchboards and isolation systems.
Technical Specifications
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| Mounting Type | DIN rail | |
|---|---|---|
| Device Type | Switch Disconnector | |
| Product Series | ABB OT Plus | |
| Poles | 4-pole | |
| Manufacturer | ABB | |
| Series | OT Plus Change-Over Switches | |
| Model | OTC80G3-4BS | |
| Product ID | 1SCA162746R1001 | |
| EAN | 6417019928142 | |
| Product type | Manual change-over switch | |
| Rated current | 80 A | |
| Number of poles | 4 | |
| Operating positions | I-0-II | |
| Standards | IEC 60947-3 / UL98 | |
| Operational voltage | Up to 600 V AC | |
| Rated operational current AC-22A / AC-23A | 80 A | |
| Mounting type | Base mounting / DIN-rail mounting | |
| Frame size | G3 | |
| Copper conductor range | 2.5 to 70 mm² | |
| UL conductor range | 12 AWG to 2/0 AWG | |
| Protection rating | IP20 (front) | |
| Terminal type | Screw terminals | |
| Handle | Direct-mounted, padlockable knob handle | |
| HS Code | 85365080 | |
| Country of Manufacture | Finland |
Frequently Asked Questions
What is the ABB OTC80G3-4BS used for?
The OTC80G3-4BS is used to manually transfer electrical loads between two independent power supplies, such as a utility supply and a standby generator.
What is the rated current of this switch?
The ABB OTC80G3-4BS has a rated operational current of 80 A.
Why does this model have four poles?
The four-pole configuration switches all three phases together with the neutral conductor, providing complete electrical isolation where required.
Can the operating handle be locked?
Yes. The supplied direct-mounted operating handle is padlockable to help prevent accidental or unauthorised operation during maintenance.
Where is the OTC80G3-4BS typically installed?
It is commonly installed inside electrical switchboards, generator change-over panels and industrial distribution systems using base or DIN-rail mounting.
Trusted by Electrical Professionals Worldwide
ABB OT Plus change-over switches are trusted by electrical engineers, panel builders and OEM manufacturers for dependable manual power transfer, robust construction and reliable long-term performance in industrial electrical systems.
