Why Choose the ABB OTDCP25SA12M Enclosed DC Switch Disconnector?
The ABB OTDCP25SA12M (1SCA125151R1001) is a premium enclosed DC switch disconnector developed specifically for photovoltaic (PV) installations, battery energy storage systems and industrial DC applications. As part of the renowned ABB OTDCP enclosed switch disconnector range, it provides dependable DC isolation within a durable IP65-rated enclosure suitable for demanding indoor and outdoor environments.
This model features a 3-pole configuration with a highly visible red and yellow selector handle incorporating ON/OFF indication. The robust UV-resistant glass reinforced polycarbonate enclosure includes an integrated cover interlock and padlocking capability, providing enhanced safety during maintenance and emergency isolation.
With a 25 A rated operational current, support for applications up to 1000 V DC, and ABB's proven DC switching technology, the OTDCP25SA12M is ideally suited to solar combiner boxes, PV inverter installations, battery storage systems and industrial DC distribution equipment.
Key Advantages
- Purpose-built for photovoltaic and renewable energy applications.
- IP65 weatherproof enclosure for indoor and outdoor installations.
- 25 A rated operational current with operation up to 1000 V DC.
- 3-pole configuration for versatile DC isolation.
- Highly visible red and yellow selector handle.
- Padlockable handle with integrated cover interlock for improved operator safety.
Key Features
- ABB OTDCP enclosed switch disconnector series.
- Model OTDCP25SA12M.
- Manufacturer Part Number: 1SCA125151R1001.
- 25 A rated operational current.
- Maximum operating voltage: 1000 V DC.
- 3-pole configuration.
- IP65 UV-resistant glass reinforced polycarbonate enclosure.
- Red and yellow selector handle with ON/OFF indication.
- Integrated cover interlock.
- Padlockable operating handle.
- 2 × M20 top and 2 × M20 bottom threaded cable entries.
- Terminal capacity: 2.5–16 mm².
Reliable DC Isolation for Renewable Energy Systems
The ABB OTDCP25SA12M provides safe isolation of photovoltaic strings, battery storage systems and other direct current circuits during maintenance and emergency shutdown procedures. Its enclosed construction protects the switching mechanism against dust, moisture and UV exposure while delivering dependable long-term performance.
ABB's advanced DC switching technology, combined with an IP65 weatherproof enclosure and a highly visible emergency operating handle, makes this switch an excellent choice for renewable energy installers, OEM panel builders and industrial electrical contractors.
Typical Applications
- Photovoltaic (PV) systems.
- Solar combiner boxes.
- PV inverter installations.
- Battery energy storage systems.
- Industrial DC distribution panels.
- Renewable energy control equipment.
