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1SFL497025R7011 gaf185-10-11 100-250v 50/60hz dc ABB Contactor
ABB 1SFL497025R7011 AF146-30-11 industrial contactor with 100-250 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 (1SFL497025R7011) is a heavy duty DC switching contactor designed for safely switching high voltage direct current circuits. Part of the advanced ABB GAF DC contactor range, it is specifically engineered for DC-1 applications where all three main poles are connected in series to switch a single DC circuit up to 1000 V DC. The integrated wide-range electronic coil provides reliable operation across varying supply voltages while delivering dependable performance in demanding industrial environments.
Unlike conventional AC contactors, the GAF185-10-11 incorporates permanent magnet arc suppression technology and specially engineered arc chambers that safely extinguish DC arcs. Its robust construction ensures long mechanical life, while the integrated auxiliary contacts simplify system monitoring and control within industrial automation and power distribution systems.
Featuring a 100-250 V AC/DC electronic control coil, 1 NO main contact 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 distribution equipment.
Key Advantages
- Purpose-designed DC switching contactor for high voltage applications.
- 100-250 V AC/DC wide-range electronic control coil.
- Suitable for switching DC circuits up to 1000 V DC.
- 1 NO + 1 NC auxiliary contacts for monitoring and control.
- Advanced permanent magnet arc suppression technology.
- Long mechanical life with dependable industrial performance.
Key Features
- ABB GAF185 DC contactor series.
- 100-250 V AC/DC electronic operating coil.
- Designed for DC-1 switching applications.
- Three main poles connected in series for one DC circuit.
- 1 NO + 1 NC auxiliary contacts fitted.
- Integrated electronic coil with wide voltage tolerance.
- Suitable for switching circuits up to 1000 V DC.
- Compatible with ABB accessories and auxiliary contact blocks.
Reliable High Voltage DC Switching
The ABB GAF185-10-11 is specifically designed for demanding DC applications where safe interruption of direct current is essential. By connecting all three main poles in series, the contactor provides reliable switching of high voltage DC circuits while maintaining excellent operational safety and long electrical endurance.
Its wide-range electronic coil allows dependable operation despite voltage fluctuations, while integrated auxiliary contacts simplify connection to PLCs, monitoring systems and industrial automation equipment across renewable energy and industrial power installations.
Typical Applications
- Battery energy storage systems (BESS).
- Solar photovoltaic installations.
- Electric vehicle charging infrastructure.
- 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, 200–250 V | |
| Device Type | DC Switching Contactor | |
| Power | 75 kW | |
| Current | 146 A | |
| Voltage | 250 V | |
| Phase | Three Phase | |
| Coil / Supply Voltage | 110 V AC, 110 V DC, 115 V AC, 120 V AC, 125 V DC, 208 V AC, 220 V AC, 220 V DC, 230 V AC, 240 V AC, 250 V DC | |
| Auxiliary Contacts | 1NO + 1NC | |
| Current AC-1 | 225 A | |
| Series | AF Contactors | |
| Product code | 1SFL497025R7011 | |
| Product type | Industrial motor contactor | |
| Number of main contacts NO | 3 | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Control voltage | 100-250 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. 5 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, transport and industrial power applications.
What control voltage does this contactor require?
The contactor features a 100-250 V AC/DC wide-range electronic control coil.
How are the main contacts configured?
The three main poles are connected in series to safely switch 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 functions.
Where is this contactor commonly installed?
It is commonly installed in battery storage systems, photovoltaic equipment, EV charging infrastructure, railway systems and industrial DC distribution panels.
Trusted for High Voltage DC Applications
ABB GAF DC contactors are trusted worldwide for dependable switching of demanding high voltage DC circuits, combining advanced electronic coil technology, reliable arc suppression and long operational life.
