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OTDC320UF11 ABB 320A 1000V DC 2 Pole PV Disconnect Switch
ABB OTDC320UF11 PV disconnect switch, a 320 A two pole 1000 V DC switch disconnector designed for utility-scale photovoltaic and industrial DC isolation applications.
£580.35
Why Choose the ABB OTDC320UF11 DC PV Disconnect Switch?
The ABB OTDC320UF11 is a compact two-pole DC switch disconnector designed for reliable isolation and switching of high-current direct current circuits in utility-scale photovoltaic systems and industrial DC applications. As part of the advanced ABB OTDC 1000 V DC switch disconnector series, it provides efficient DC circuit control with a compact footprint for modern PV installations. :chatgpt-content-reference{index="0"}
This PV disconnect switch features a single-circuit 2-pole configuration, front-operated mechanism and base-mounted construction. Its compact design helps reduce the size of combiner boxes and inverters while maintaining reliable switching performance for demanding photovoltaic applications. :chatgpt-content-reference{index="1"}
With a rated current of 320 A, 1000 V DC rating and compliance with UL98B and IEC 60947-1/-3, the ABB OTDC320UF11 is suitable for single PV circuit disconnection and high-performance DC isolation applications. :chatgpt-content-reference{index="2"}
Key Advantages
- 320 A DC PV disconnect switch for utility-scale photovoltaic applications.
- 1000 V DC rated operation for modern solar energy systems.
- 2-pole single-circuit configuration for efficient PV isolation.
- Compact OTDC design reduces installation space requirements.
- UL98B and IEC compliant construction for reliable DC switching.
- Suitable for combiner boxes, inverters and renewable energy equipment.
Key Features
- ABB OTDC DC switch disconnector series.
- 320 A rated operational current.
- 1000 V DC rated voltage.
- 2-pole switch disconnector design.
- Single circuit 2a, 2b connection configuration.
- Front-operated mechanism.
- Mechanism between the poles.
- Handle and shaft not included.
- Lug terminal connection system.
- Approved according to UL98B and IEC 60947-1, IEC 60947-3.
Reliable DC Isolation for Solar Energy Systems
DC switch disconnectors such as the ABB OTDC320UF11 provide safe manual separation of photovoltaic circuits, allowing installers and maintenance teams to isolate DC equipment during commissioning, servicing and system operation.
The ABB OTDC range is engineered for renewable energy applications where compact dimensions, high DC voltage capability and dependable switching performance are required. The OTDC320UF11 helps optimise PV system layouts by providing efficient single-circuit DC isolation in a compact enclosure footprint. :chatgpt-content-reference{index="3"}
Typical Applications
- Utility-scale photovoltaic power plants.
- Solar PV combiner boxes.
- PV inverter isolation systems.
- Renewable energy installations.
- Industrial DC power distribution.
- DC maintenance isolation systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Poles | 2-pole | |
|---|---|---|
| Current | 320 A | |
| Device Type | Switch Disconnector | |
| Product Series | ABB OTDC | |
| Series | OTDC 1000V DC Switch Disconnectors | |
| Product type | DC PV disconnect switch | |
| Rated current | 320 A | |
| Rated operational voltage | 1000 V DC | |
| UL/CSA rating | 320 A at 1000 V DC | |
| Number of poles | 2 poles | |
| Number of circuits | 1 circuit | |
| Connection configuration | Single circuit 2a, 2b | |
| Operating mode | Front operated | |
| Operating mechanism | Mechanism between the poles | |
| Handle and shaft | Not included | |
| Mounting type | Base mounting | |
| Terminal type | Lug terminals | |
| Protection rating | Front IP20 | |
| Pollution degree | 3 | |
| Short-circuit making capacity | 10 kA at 1500 V DC | |
| Mechanical durability | 10,000 operations | |
| Dimensions (W × H × D) | 157.5 × 211 × 135 mm | |
| Weight | approx. 3.5 kg | |
| ABB order code | OTDC320UF11 | |
| ABB material code | 1SCA158184R1001 |
Frequently Asked Questions
What is the ABB OTDC320UF11 used for?
The ABB OTDC320UF11 is used for safe manual switching and isolation of photovoltaic and industrial DC circuits.
What current rating does this DC switch disconnector have?
The ABB OTDC320UF11 has a rated current of 320 A.
What voltage can the ABB OTDC320UF11 switch?
The ABB OTDC320UF11 is designed for applications up to 1000 V DC.
How many poles does the ABB OTDC320UF11 have?
The ABB OTDC320UF11 is a 2-pole DC switch disconnector for a single PV circuit.
Are the handle and shaft included?
No, the ABB OTDC320UF11 is supplied without handle and shaft, allowing compatible operating accessories to be selected separately.
Trusted by Renewable Energy Engineers Worldwide
ABB OTDC switch disconnectors are widely used by solar engineers, electrical designers and system integrators to provide reliable DC isolation and efficient switching solutions for modern photovoltaic installations.
