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OTDC250E02P ABB 250 A 2-Pole 1000 V DC Switch-Disconnector
ABB OTDC250E02P is a 250 A two-pole 1000 V DC switch-disconnector for single-circuit applications, supplied with an external padlockable handle and adjustable operating shaft for reliable DC switching and isolation.
£382.60
Why Choose the ABB OTDC250E02P DC Switch-Disconnector?
The ABB OTDC250E02P is a robust 250 A two-pole DC switch-disconnector designed for reliable switching and isolation of high-voltage direct-current circuits. Part of the ABB OTDC switch-disconnector range, it is rated for operation at up to 1000 V DC and is configured for single-circuit applications.
This front-operated switch-disconnector combines the OTDC switching mechanism with an external handle and adjustable operating shaft, providing a practical solution for operation through an electrical enclosure door. The handle is IP65 protected and padlockable, supporting secure isolation during inspection, servicing and maintenance.
With a rated operational current of 250 A at 1000 V DC, two poles and a single-circuit configuration, the OTDC250E02P is suited to demanding DC distribution and photovoltaic installations. Its base-mounted construction and included terminal bolt kit simplify integration into industrial panels, DC cabinets and power conversion equipment.
Key Advantages
- High-capacity 250 A DC switch-disconnector for demanding electrical systems.
- 1000 V DC operational rating for high-voltage DC applications.
- Two-pole, single-circuit configuration for simultaneous DC circuit isolation.
- Supplied with an external operating handle and adjustable shaft.
- IP65 protected and padlockable handle supports safe external operation.
- Base-mounted design for integration into electrical panels and equipment.
Key Features
- ABB OTDC DC switch-disconnector range.
- 250 A rated operational current.
- 1000 V DC rated operational voltage.
- 2-pole configuration.
- Designed for a single DC circuit.
- Front-operated mechanism located at the end of the switch.
- External IP65 padlockable pistol handle.
- Adjustable operating shaft and terminal bolt kit included.
- Base mounting for installation within electrical enclosures.
Reliable DC Switching and Circuit Isolation
DC switch-disconnectors provide a defined means of manually disconnecting electrical equipment from a direct-current power source. The ABB OTDC250E02P is engineered specifically for DC switching, providing simultaneous two-pole isolation of a single circuit at operating levels up to 250 A and 1000 V DC.
The external handle and adjustable shaft allow the switching mechanism to remain safely inside an electrical enclosure while providing accessible operation from the enclosure door. Its padlockable handle is particularly useful for maintenance isolation procedures, while the OTDC platform is well suited to photovoltaic, power conversion and industrial DC distribution systems.
Typical Applications
- Photovoltaic power generation systems.
- Solar inverter and DC isolation assemblies.
- Industrial DC distribution panels.
- Power conversion and energy equipment.
- DC electrical control cabinets.
- Machinery and industrial power isolation systems.
Technical Specifications
| Series | OTDC |
|---|---|
| ABB order code | 1SCA125880R1001 |
| Product type | DC switch-disconnector |
| Rated operational current | 250 A |
| Rated operational voltage | 1000 V DC |
| Number of poles | 2 |
| Circuit configuration | Single circuit |
| Utilisation category | DC-21 |
| Operating method | Front operated |
| Mechanism position | At end of switch |
| Mounting type | Base mounting |
| Handle | External pistol handle, included |
| Handle protection | IP65 |
| Handle locking | Padlockable |
| Operating shaft | Adjustable shaft, included |
| Terminal bolt kit | Included |
Frequently Asked Questions
What is the ABB OTDC250E02P used for?
The ABB OTDC250E02P is a DC switch-disconnector designed to provide manual switching and isolation of a single high-voltage DC circuit in applications such as photovoltaic systems, DC distribution equipment and industrial power installations.
What is the current rating of the OTDC250E02P?
The OTDC250E02P has a rated operational current of 250 A.
What voltage is the ABB OTDC250E02P rated for?
The switch-disconnector is designed for operation at up to 1000 V DC.
How many poles does the OTDC250E02P have?
The ABB OTDC250E02P is a two-pole switch-disconnector configured for a single DC circuit.
Does the OTDC250E02P include a handle and shaft?
Yes. The OTDC250E02P includes an external operating handle and adjustable shaft, together with the terminal bolt kit.
Can the ABB OTDC250E02P handle be locked for maintenance?
Yes. The external handle is padlockable, allowing the switch to be secured during electrical isolation and maintenance procedures.
Trusted for Industrial DC Switching
ABB OTDC switch-disconnectors are engineered for reliable DC switching and isolation in photovoltaic, power conversion and industrial electrical systems, providing panel builders, equipment manufacturers and electrical engineers with a purpose-designed solution for demanding DC applications.
