ABB OTDC315F22 DC switch disconnector rated at 315 A and 1000 V DC for photovoltaic, battery energy storage and industrial DC isolation applications.
The ABB OTDC315F22 (SKU 1SCA158294R1001) is a high performance DC switch disconnector engineered for the safe isolation of direct current circuits in utility-scale photovoltaic (PV) installations, battery energy storage systems and industrial DC applications. As part of the advanced ABB OTDC switch disconnector range, it delivers dependable switching performance, compact installation and long-term operational reliability.
Designed specifically for high-current renewable energy systems, the OTDC315F22 features a compact four-pole design capable of disconnecting a single photovoltaic circuit while helping reduce the size of combiner boxes and inverter assemblies. Its optimised construction improves efficiency by reducing switch power losses, making it an excellent choice for modern DC installations.
With a 315 A rated operational current, 1000 V DC operating voltage and a 4-pole configuration, the OTDC315F22 provides reliable DC isolation for demanding renewable energy and industrial power systems.
The ABB OTDC315F22 has been developed to safely isolate high-current DC circuits while maintaining excellent switching performance and long mechanical endurance. Its optimised four-pole construction allows manufacturers to build more compact combiner boxes and inverter systems without compromising safety or reliability.
As part of ABB's globally recognised OTDC product family, the OTDC315F22 provides dependable switching performance, straightforward installation and reliable operation in demanding photovoltaic, energy storage and industrial DC applications.
| Current | 315 A |
|---|---|
| Voltage | 000 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTDC DC Switch Disconnectors |
| Model | OTDC315F22 |
| SKU | 1SCA158294R1001 |
| Product type | DC switch disconnector |
| Rated operational current | 315 A |
| Rated operational voltage | 1000 V DC |
| Number of poles | 4 |
| Number of circuits | 2 |
| Circuit arrangement | 4a / 4c |
| Mounting type | Base mounting |
| Operation | Front operated |
| Connection type | Bolt connection |
| Protection rating | IP20 |
| Standards | IEC 60947-1, IEC 60947-3 |
| Dimensions (H × W × D) | approx. 211 × 255 × 135 mm |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The OTDC315F22 safely isolates high-current DC circuits in photovoltaic power plants, battery energy storage systems and industrial DC installations.
The ABB OTDC315F22 has a 315 A rated operational current.
The switch is designed for applications operating up to 1000 V DC.
No. The operating handle and shaft are supplied separately to allow the installation to be configured as required.
It is commonly installed in photovoltaic combiner boxes, utility-scale solar installations, battery energy storage systems and industrial DC distribution equipment.
ABB OTDC switch disconnectors are trusted worldwide by renewable energy developers, panel builders and industrial engineers for delivering safe, reliable and efficient DC isolation in demanding high-power applications.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...