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1SCA162939R1001 ABB OTHV125G04P 4 Pole 800VAC to 1000VAC 125A Switch Disconnector
ABB OTHV125G04P 4-pole 125A switch disconnector supplied with operating handle and shaft for 800 to 1000 V AC industrial electrical isolation applications.
Why Choose the ABB OTHV125G04P Switch Disconnector?
The ABB OTHV125G04P (1SCA162939R1001) is a high-performance 4-pole switch disconnector engineered to provide safe, reliable manual isolation for industrial electrical systems operating at 800 to 1000 V AC. Designed for demanding power distribution, renewable energy installations and industrial control panels, this complete device is supplied with a robust operating handle and adjustable shaft for straightforward installation and dependable operation.
As part of ABB's proven OTHV switch disconnector range, the OTHV125G04P combines excellent mechanical durability with reliable switching performance. Its front-operated, base-mounted design allows convenient installation while the IP65-rated handle provides secure operation and can be padlocked in the OFF position for improved safety during maintenance.
With a 125 A rated operational current, 1000 V AC maximum operational voltage and screw terminal connections, the OTHV125G04P is an ideal solution for machine builders, OEMs and electrical contractors requiring dependable circuit isolation in demanding industrial environments.
Key Advantages
- Complete 4-pole switch disconnector supplied with handle and shaft.
- 125 A rated operational current for industrial power distribution.
- Suitable for 800 to 1000 V AC systems.
- Padlockable handle improves maintenance safety.
- Reliable manual isolation for industrial electrical installations.
- Ideal for switchboards, renewable energy systems and OEM equipment.
Key Features
- ABB OTHV switch disconnector series.
- Manufacturer Part Number: 1SCA162939R1001.
- Alternative model: OTHV125G04P.
- 4-pole configuration.
- 125 A AC-21A current rating.
- 800 to 1000 V AC operating voltage.
- Complete package including operating handle and adjustable shaft.
- Front-operated base-mounted construction.
- Screw terminal electrical connections.
- Suitable for distribution board installation.
Reliable Isolation for High Voltage Installations
The ABB OTHV125G04P provides safe isolation of electrical circuits during maintenance, servicing and inspection, helping protect personnel while preventing unintended energisation of equipment. Its four-pole design enables complete disconnection of multi-phase systems where switching of all conductors is required.
Supplied as a complete package with an operating handle and adjustable shaft, the switch simplifies installation while delivering dependable performance in industrial switchboards, renewable energy systems and OEM machinery.
Typical Applications
- Industrial switchboards.
- Power distribution systems.
- Photovoltaic and renewable energy installations.
- Industrial machinery isolation.
- OEM electrical control panels.
- Commercial and industrial 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 | 4-pole | |
| Manufacturer | ABB | |
| Series | OTHV | |
| Model | OTHV125G04P | |
| Manufacturer Part Number | 1SCA162939R1001 | |
| Product type | Switch disconnector | |
| Number of poles | 4 | |
| 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 | |
| Protection rating | IP20 (switch), IP65 (handle) | |
| Connection type | Screw terminals | |
| Mounting type | Base mounting | |
| Dimensions (H × W × D) | approx. 130 × 150 × 73 mm | |
| HS Code | 85365080 | |
| Country of Manufacture | Finland |
Frequently Asked Questions
What is the ABB OTHV125G04P used for?
It is used to safely isolate electrical circuits in industrial power distribution, renewable energy and machinery applications.
Is the operating handle included?
Yes. The OTHV125G04P is supplied complete with a black ON/OFF operating handle and adjustable shaft.
What voltage is this switch disconnector designed for?
The switch is suitable for systems operating between 800 and 1000 V AC.
How many poles does this model have?
The OTHV125G04P features a 4-pole switching configuration.
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 trusted by electrical engineers, OEM manufacturers and panel builders for dependable electrical isolation, long service life and reliable performance in demanding industrial environments.
