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1SCA162734R1001 ABB OTC63G2-3BS OT Plus Panel Mounted Switch Disconnector
ABB OTC63G2-3BS 63 A 3-pole manual change-over switch for safe transfer between power sources in industrial and commercial electrical installations.
Why Choose the ABB 1SCA162734R1001 OTC63G2-3BS Change-Over Switch?
The ABB 1SCA162734R1001, also known as the OTC63G2-3BS, is a high-quality 63 A 3-pole manual change-over switch designed for safe transfer between two power sources in industrial and commercial electrical installations. As part of the trusted ABB OT Plus Change-Over Switch range, it provides dependable switching performance for generator changeover systems, distribution boards, OEM machinery and industrial control panels.
Featuring a front-operated mechanism, the OTC63G2-3BS supports both base mounting and DIN rail mounting, providing installation flexibility for panel builders and electrical contractors. The switch is supplied with a padlockable direct-mounted knob handle, while an optional operating shaft allows door-mounted external operation. Integrated screw terminals with IP20 front protection simplify installation and improve operator safety.
With a 63 A thermal current, 63 A AC-22A / AC-23A operational rating and a compact G2 frame, the OTC63G2-3BS delivers reliable source transfer and long-term performance in demanding industrial environments.
Key Advantages
- Reliable 63 A manual change-over switch for power source transfer.
- 3-pole configuration for three-phase systems.
- Suitable for generator and mains changeover applications.
- Flexible base or DIN rail mounting.
- Padlockable direct-mounted operating handle supplied.
- Compact G2 frame for efficient panel installation.
Key Features
- ABB OT Plus Change-Over Switch series.
- Model: OTC63G2-3BS.
- Manufacturer Part Number: 1SCA162734R1001.
- 63 A rated thermal current (Ith).
- 63 A AC-22A / AC-23A operational current.
- 3-pole manual change-over switch.
- Front-operated mechanism.
- Base or DIN rail mounting.
- Integrated screw terminals.
- IP20 protected front terminal clamps.
- Padlockable direct-mounted operating handle included.
- Compatible with optional external operating shaft accessories.
Reliable Manual Power Source Transfer
Manual change-over switches allow electrical loads to be safely transferred between two independent power sources, such as the utility supply and a standby generator. The ABB OTC63G2-3BS provides positive switching action, dependable electrical isolation and reliable long-term operation for critical power applications.
Its compact construction, industrial-grade contacts and flexible mounting options make it ideal for generator installations, building services and industrial automation systems where safe manual source transfer is essential.
Typical Applications
- Generator change-over panels.
- Mains and standby power switching.
- Industrial control panels.
- Electrical distribution boards.
- OEM machinery.
- Commercial building electrical systems.
Technical Specifications
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| Mounting Type | DIN rail | |
|---|---|---|
| Device Type | Switch Disconnector | |
| Product Series | ABB OT Plus | |
| Poles | 3-pole | |
| Manufacturer | ABB | |
| Series | OT Plus Change-Over Switches | |
| Model | OTC63G2-3BS | |
| Manufacturer Part Number | 1SCA162734R1001 | |
| Product type | Manual change-over switch | |
| Rated thermal current (Ith) | 63 A | |
| Rated operational current (AC-22A / AC-23A <415 V) | 63 A / 63 A | |
| Number of poles | 3 | |
| Frame size | G2 | |
| Copper conductor capacity | 1.5 to 35 mm² | |
| Mounting type | Base or DIN rail mounting | |
| Terminal type | Screw terminals with IP20 front protection | |
| Handle type | Padlockable direct-mounted knob handle | |
| External operation | Compatible with optional operating shaft | |
| Dimensions (H × W × D) | Approx. 109 × 100 × 96 mm | |
| HS Code | 85365080 | |
| Country of Manufacture | Finland |
Frequently Asked Questions
What is the ABB 1SCA162734R1001 used for?
The OTC63G2-3BS is a manual change-over switch used to safely transfer electrical loads between two separate power sources, such as the mains supply and a standby generator.
What is the current rating of the OTC63G2-3BS?
The switch has a 63 A rated thermal current and is rated 63 A for AC-22A and AC-23A applications.
How many poles does this change-over switch have?
This model features a 3-pole configuration for three-phase electrical systems.
Can the OTC63G2-3BS be mounted on a DIN rail?
Yes. The switch is suitable for both base mounting and DIN rail mounting.
Is the operating handle included?
Yes. A padlockable direct-mounted operating handle is supplied as standard. External operating accessories are available separately.
Trusted by Electrical Professionals Worldwide
ABB OT Plus change-over switches are trusted by panel builders, electrical contractors and OEM manufacturers for dependable source transfer, robust construction and reliable long-term industrial performance.
