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1SFL647025R7111 ABB GAF1250-10-11-71 1250A DC Switching Contactor, 3 Pole, 1NO 1NC Auxiliary Contacts, 250-500V AC/DC Coil
ABB 1SFL647025R7111 GAF1250-10-11 DC contactor designed for reliable high-current industrial DC switching applications.
£5,326.82
Why Choose the ABB 1SFL647025R7111 GAF1250-10-11 DC Contactor?
The ABB 1SFL647025R7111 is a heavy-duty GAF1250-10-11 DC contactor designed for reliable switching of high-current DC power circuits in industrial applications. As part of the ABB GAF contactor series, it provides robust DC switching performance for demanding systems requiring high voltage and current capability.
This contactor is engineered for DC-1 switching applications where all three main poles are connected in series in a single-pole configuration. The design supports switching applications up to 1000 V DC while using ABB electronic coil technology with a wide control voltage range for reliable operation in industrial environments.
With a rated operational current of up to 1250 A DC when three poles are connected in series and a 250–500 V AC/DC control voltage range, the ABB GAF1250-10-11 is suitable for high-power DC distribution, energy systems, industrial equipment and demanding switching applications.
Key Advantages
- Heavy-duty ABB GAF DC contactor for high-current switching applications.
- 1250 A DC rated operational current in series-connected pole configuration.
- 1000 V DC switching capability for demanding power applications.
- Wide 250–500 V AC/DC control voltage range.
- Robust construction for industrial DC power systems.
- Built-in electronic coil technology for reliable operation.
Key Features
- ABB GAF contactor series.
- Model GAF1250-10-11.
- Three-pole contactor design for DC switching.
- 1 NO main contact configuration in single-pole series connection arrangement.
- 1 NO + 1 NC auxiliary contacts.
- DC-1 utilisation category.
- 250–500 V AC/DC control voltage.
- Main circuit bar connections for high-current applications.
- Suitable for industrial DC distribution and switching systems.
Reliable DC Switching for Industrial Power Systems
DC contactors such as the ABB GAF1250-10-11 provide reliable connection and disconnection of high-current DC loads. Their robust construction and high switching capacity make them suitable for industrial applications where dependable DC power control is essential.
The ABB GAF contactor range is designed for demanding applications requiring high performance, compact installation and reliable switching under heavy electrical loads. The electronic coil technology provides efficient control and stable operation across a wide voltage range.
Typical Applications
- Industrial DC power distribution systems.
- Battery energy storage and charging systems.
- DC motor control applications.
- Renewable energy and power conversion equipment.
- Industrial machinery requiring high-current DC switching.
- Automation and electrical infrastructure systems.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Poles | 1-pole | |
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 200–250 V, 380–440 V, 460–500 V | |
| Device Type | DC Switching Contactor | |
| Coil / Supply Voltage | 250 V DC, 380 V AC, 400 V AC, 415 V AC, 440 V AC, 480 V AC, 500 V AC | |
| Auxiliary Contacts | 1NO + 1NC | |
| Manufacturer | ABB | |
| Series | GAF DC Contactors | |
| Model | GAF1250-10-11 | |
| Product type | DC power contactor | |
| Part number | 1SFL647025R7111 | |
| Application category | DC-1 | |
| Main contacts | 1 NO | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Rated operational voltage | up to 1000 V DC | |
| Rated operational current | up to 1250 A DC (3 poles in series) | |
| Control voltage | 250–500 V AC/DC | |
| Terminal type | Main circuit bars | |
| Rated insulation voltage | 1000 V | |
| Mechanical durability | 0.5 million operations | |
| Operating temperature | -40 to +70 °C | |
| Dimensions (H × W × D) | approx. 344 × 210 × 242 mm | |
| Weight | approx. 15 kg |
Frequently Asked Questions
What is the ABB 1SFL647025R7111 used for?
The ABB 1SFL647025R7111 is a GAF1250-10-11 DC contactor used for switching high-current DC power circuits in industrial applications.
What voltage can this DC contactor switch?
The GAF1250-10-11 is designed for DC switching applications up to 1000 V DC.
What current rating does this ABB contactor provide?
The contactor supports up to 1250 A DC when all three poles are connected in series.
What control voltage does the contactor require?
The ABB GAF1250-10-11 operates with a wide 250–500 V AC/DC control voltage range.
Where is this contactor typically installed?
The contactor is typically installed in high-power industrial DC systems, electrical cabinets and power control equipment.
Trusted by Industrial Engineers Worldwide
ABB GAF contactors are trusted by automation engineers and electrical designers to provide reliable high-current DC switching, robust performance and dependable operation in demanding industrial power systems.
