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1SFL497025R6911 gaf185-10-11 48-130v 50/60hz dc ABB Contactor
ABB 1SFL497025R6911 AF146-30-11 industrial contactor with 48-130 V AC/DC electronic coil, 146 A AC-3 operational current and integrated auxiliary contacts for industrial motor control applications.
Why Choose the ABB GAF185-10-11 DC Contactor?
The ABB GAF185-10-11 (1SFL497025R6911) is a heavy duty DC switching contactor specifically engineered for switching high voltage direct current circuits. As part of the advanced ABB GAF DC contactor range, it is designed for demanding DC-1 applications where all three main poles are connected in series to switch a single DC circuit up to 1000 V DC.
Unlike conventional AC contactors, the GAF185-10-11 incorporates permanent magnet arc suppression technology and optimised arc chambers to safely interrupt DC current. Its wide-range electronic coil provides reliable operation across a broad control voltage range while integrated auxiliary contacts simplify control, monitoring and automation system integration.
Featuring a 48-130 V AC/DC electronic control coil, 1 NO main contact configuration and 1 NO + 1 NC auxiliary contacts, this contactor is ideally suited to battery energy storage systems, photovoltaic installations, EV charging infrastructure, railway applications and industrial DC power distribution.
Key Advantages
- Purpose-designed DC switching contactor for high voltage applications.
- 48-130 V AC/DC wide-range electronic control coil.
- Suitable for switching DC circuits up to 1000 V DC.
- 1 NO + 1 NC auxiliary contacts included.
- Advanced DC arc suppression for reliable switching.
- Long mechanical and electrical service life.
Key Features
- ABB GAF185 DC contactor series.
- 48-130 V AC/DC electronic coil.
- Designed for DC-1 switching applications.
- Three poles connected in series for one DC circuit.
- 1 NO + 1 NC auxiliary contacts fitted.
- Integrated electronic coil with wide voltage tolerance.
- Built for switching circuits up to 1000 V DC.
- Compatible with ABB accessories and auxiliary blocks.
Reliable High Voltage DC Switching
The ABB GAF185-10-11 has been specifically developed for applications requiring reliable interruption of high voltage direct current. By connecting all three power poles in series, the contactor safely switches DC loads up to 1000 V, making it suitable for modern renewable energy and industrial power systems.
Its wide-range electronic coil ensures dependable operation despite supply voltage fluctuations, while the integrated auxiliary contacts simplify system diagnostics and control within modern automation installations.
Typical Applications
- Battery energy storage systems (BESS).
- Solar photovoltaic installations.
- Electric vehicle charging equipment.
- Industrial DC power distribution.
- Railway and traction systems.
- Renewable energy control panels.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Poles | 1-pole | |
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 100–130 V, 42–48 V, 60–72 V | |
| Device Type | DC Switching Contactor | |
| Power | 75 kW | |
| Current | 146 A | |
| Voltage | 130 V | |
| Phase | Three Phase | |
| Coil / Supply Voltage | 110 V AC, 110 V DC, 115 V AC, 120 V AC, 125 V DC, 48 V AC, 48 V DC, 60 V DC, 72 V DC | |
| Auxiliary Contacts | 1NO + 1NC | |
| Current AC-1 | 225 A | |
| Series | AF Contactors | |
| Product code | 1SFL497025R6911 | |
| Product type | Industrial motor contactor | |
| Number of main contacts NO | 3 | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Control voltage | 48-130 V AC/DC | |
| Rated operational current AC-3 | 146 A | |
| Rated operational power at 400 V AC-3 | 75 kW | |
| Rated operational current AC-1 | 225 A | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Mechanical durability | approx. 10 million operations | |
| Electrical durability | approx. 1 million operations | |
| Mounting type | DIN rail / panel mounting | |
| Terminal type | Screw terminals | |
| Dimensions (W × H × D) | approx. 90 × 150 × 126 mm | |
| Weight | approx. 1.55 kg | |
| Standards | IEC 60947-4-1 |
Frequently Asked Questions
What is the ABB GAF185-10-11 used for?
It is designed for switching high voltage DC circuits in renewable energy, battery storage and industrial DC applications.
What control voltage does this contactor require?
The contactor features a 48-130 V AC/DC wide-range electronic control coil.
How are the main contacts configured?
The three main poles are connected in series to provide safe switching of a single DC circuit up to 1000 V DC.
Does this model include auxiliary contacts?
Yes, it includes one normally open and one normally closed auxiliary contact for signalling and control.
Where is this contactor commonly installed?
It is widely used in battery storage systems, photovoltaic installations, EV charging equipment, railway systems and industrial DC power distribution.
Trusted for High Voltage DC Applications
ABB GAF DC contactors are trusted by engineers worldwide for dependable switching of demanding high voltage DC circuits, combining advanced electronic coil technology with reliable arc suppression and long service life.
