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1SCA162937R1001 ABB OTHV125G03P 3 Pole 800VAC to 1000VAC 125A Switch Disconnector
ABB OTHV125G03P 3-pole 125A switch disconnector complete with operating handle and shaft for 800 to 1000 V AC industrial electrical isolation applications.
Why Choose the ABB OTHV125G03P Switch Disconnector?
The ABB OTHV125G03P (1SCA162937R1001) is a robust 3-pole switch disconnector designed for safe manual isolation in demanding industrial power distribution systems. Engineered for applications operating at 800 to 1000 V AC, this complete device is supplied with a handle and shaft, providing a ready-to-install solution for switchboards, renewable energy systems and industrial control panels.
As part of ABB's proven OTHV range, this switch disconnector delivers dependable electrical isolation, excellent mechanical durability and straightforward operation. The integrated operating handle provides secure ON/OFF indication, while the heavy-duty construction ensures reliable long-term performance in demanding environments.
With a 125 A rated operational current, 1000 V AC operational voltage and durable screw terminal connections, the OTHV125G03P is an ideal choice for machine builders, panel manufacturers and industrial electrical contractors requiring safe and reliable circuit isolation.
Key Advantages
- Complete 3-pole switch disconnector with operating handle and shaft.
- 125 A rated operational current for industrial applications.
- Suitable for 800 to 1000 V AC systems.
- Reliable manual isolation for electrical safety and maintenance.
- Long mechanical life with approximately 20,000 switching operations.
- Ideal for industrial control panels, switchboards and renewable energy installations.
Key Features
- ABB OTHV switch disconnector series.
- Manufacturer part number: 1SCA162937R1001.
- Alternative model: OTHV125G03P.
- 3-pole configuration.
- 125 A operational current.
- 800 to 1000 V AC operating voltage.
- Complete unit supplied with handle and adjustable shaft.
- Screw terminals for copper conductors.
- Front-operated base-mounted design.
- Suitable for distribution board installation.
Reliable Isolation for High Voltage Installations
The ABB OTHV125G03P provides a safe and visible means of isolating electrical circuits during maintenance, inspection and servicing. Designed for high-voltage AC systems, it helps improve operational safety while protecting personnel and electrical equipment.
Its complete design with supplied operating handle and shaft simplifies installation while delivering dependable switching performance for industrial distribution systems, renewable energy applications and OEM equipment.
Typical Applications
- Industrial power distribution systems.
- Photovoltaic and renewable energy installations.
- Electrical switchboards.
- Industrial machinery isolation.
- OEM control panels.
- Commercial and industrial electrical infrastructure.
Technical Specifications
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| Mounting Type | Base mounting | |
|---|---|---|
| Device Type | Switch Disconnector | |
| Supply Type | AC | |
| Current | 125 A | |
| Voltage | 800 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 3-pole | |
| Manufacturer | ABB | |
| Series | OTHV | |
| Model | OTHV125G03P | |
| Manufacturer Part Number | 1SCA162937R1001 | |
| Product type | Switch disconnector | |
| Number of poles | 3 | |
| Rated operational voltage | 800 to 1000 V AC | |
| Rated operational current (AC-21A) | 125 A | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 12 kV | |
| Short-circuit making capacity (Icm) | 12 kA | |
| Protection rating | IP20 | |
| Connection type | Screw terminals | |
| Cable size | Cu 10 to 70 mm² | |
| Mechanical durability | 20,000 operations | |
| Mounting type | Base mounting | |
| Dimensions (H × W × D) | 130 × 123 × 73 mm | |
| Weight | approx. 0.9 kg | |
| HS Code | 85365080 | |
| Country of Manufacture | Finland |
Frequently Asked Questions
What is the ABB OTHV125G03P used for?
It is used to safely isolate electrical circuits in industrial power distribution, machinery and renewable energy systems.
Is the operating handle included?
Yes. The OTHV125G03P is supplied as a complete package including the operating handle and adjustable shaft.
What voltage is this switch disconnector designed for?
The switch is designed for applications operating between 800 and 1000 V AC.
What is the rated operational current?
The device has a 125 A rated operational current (AC-21A).
Where is this switch typically installed?
It is commonly installed in industrial switchboards, electrical distribution panels and renewable energy systems requiring reliable manual isolation.
Trusted by Electrical Professionals Worldwide
ABB OTHV switch disconnectors are widely specified by electrical engineers, panel builders and OEM manufacturers for dependable isolation, high reliability and long service life in demanding industrial installations.
