ABB OTDC315GV11 2-pole DC switch disconnector rated at 315 A and 1500 V DC for photovoltaic systems, battery energy storage and industrial high-voltage DC isolation.
The ABB 1SCA141151R1001, also known as the OTDC315GV11, is a high-performance 2-pole DC switch disconnector developed for utility-scale photovoltaic installations, battery energy storage systems and industrial direct current applications. Rated at 315 A and designed for operation up to 1500 V DC, it provides dependable switching and secure circuit isolation for demanding renewable energy systems.
Part of ABB's advanced OTDC M-Series, the switch features a compact front-operated design with the operating mechanism positioned between the poles. The robust construction offers high short-circuit capability, low power losses and excellent long-term reliability while maintaining a space-saving installation footprint. Compatible operating handles and shafts are supplied separately, allowing the switch to be configured for a wide variety of enclosure designs.
Engineered in accordance with IEC 60947 standards, the OTDC315GV11 is ideal for high-voltage DC distribution where dependable isolation, compact dimensions and long service life are essential.
Modern photovoltaic plants and battery storage installations require switching equipment capable of handling high voltages and heavy operational currents while maintaining excellent reliability. A purpose-designed DC switch disconnector enables safe circuit isolation during commissioning, servicing and emergency maintenance.
The ABB OTDC315GV11 combines a compact mechanical design with dependable electrical performance, making it an excellent solution for solar power generation, energy storage systems and industrial DC distribution equipment.
| Current | 100 A |
|---|---|
| Voltage | 000 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTDC M-Series |
| Product ID | 1SCA141151R1001 |
| Model | OTDC315GV11 |
| Product type | DC switch disconnector |
| Rated operational voltage | 1500 V DC |
| Rated operational current (DC-21B) | 315 A |
| Number of poles | 2 |
| Number of circuits | 1 |
| Circuit configuration | 2a, 2b |
| Rated insulation voltage (Ui) | 1500 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Mounting type | Base mounting / backplate |
| Operation | Front operated |
| Mechanism position | Between the poles |
| Product frame size | M |
| Operating handle | Ordered separately |
| Standards | IEC 60947-1, IEC 60947-3 |
| Suitable for | Photovoltaic and battery energy storage systems |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The ABB OTDC315GV11 is a DC switch disconnector designed for safely isolating photovoltaic arrays, battery energy storage systems and other high-voltage direct current installations.
The switch has a 315 A rated operational current (DC-21B) and is designed for systems operating up to 1500 V DC.
The OTDC315GV11 is a 2-pole, single-circuit DC switch disconnector with a front-operated mechanism positioned between the poles.
No. Compatible ABB operating handles and operating shafts are selected separately to match the enclosure and installation requirements.
It is ideal for utility-scale solar installations, battery energy storage systems, renewable energy infrastructure and industrial high-voltage DC distribution panels.
ABB OTDC DC switch disconnectors are trusted by solar manufacturers, panel builders and electrical engineers for dependable high-voltage DC isolation, compact installation and outstanding long-term reliability.
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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...