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1SBL419025R8611 gae75-10-11-110v-dc ABB Contactor
ABB 1SBL419025R8611 GAE75-10-11 DC switching contactor with 110 V DC control circuit, 1000 V DC operational capability and integrated auxiliary contacts for industrial DC switching applications.
Why Choose the ABB GAE75-10-11 DC Contactor?
The ABB GAE75-10-11 (1SBL419025R8611) is a heavy duty DC switching contactor designed for reliable switching of high voltage direct current circuits. Part of the trusted ABB GAE DC contactor range, it is specifically engineered for demanding applications including battery energy storage, renewable energy systems, railway infrastructure and industrial DC power distribution.
Unlike standard AC contactors, the GAE75-10-11 incorporates permanent magnet arc suppression and dedicated DC arc chutes to safely interrupt direct current. Its robust block-type construction provides dependable operation, long mechanical life and reliable switching performance in harsh industrial environments. The integrated auxiliary contacts simplify monitoring and control integration within automation systems.
Featuring a 110 V DC double-winding control coil, 1 NO main contact and 1 NO + 1 NC auxiliary contacts, this contactor is suitable for switching DC circuits up to 1000 V. Its screw terminals and compact design make installation straightforward in industrial control panels and power distribution equipment.
Key Advantages
- Purpose-built DC contactor for demanding industrial applications.
- 110 V DC double-winding control coil.
- Suitable for switching DC circuits up to 1000 V.
- Integrated 1 NO + 1 NC auxiliary contacts for signalling and control.
- Permanent magnet arc suppression technology for safe DC interruption.
- Long mechanical life with robust industrial construction.
Key Features
- ABB GAE75 DC contactor series.
- 110 V DC operating coil.
- 100 A DC-1 rating at 440 V DC.
- 75 A DC-1 rating at 600 V DC.
- 35 A DC-1 rating at 1000 V DC.
- 1 NO main contact with 1 NO + 1 NC auxiliary contacts.
- Permanent magnet arc extinguishing system.
- DIN rail or panel mounting with screw terminals.
Reliable DC Switching for Critical Power Systems
The ABB GAE75-10-11 has been specifically developed for direct current applications where reliable interruption of DC loads is essential. Permanent magnets and specially engineered arc chambers rapidly extinguish DC arcs, helping improve operational safety and extend contact life compared with conventional switching devices.
Its integrated auxiliary contacts allow easy connection to PLCs, monitoring systems and industrial automation equipment, making it ideal for modern renewable energy installations, battery storage systems and transport infrastructure.
Typical Applications
- Battery energy storage systems (BESS).
- Solar photovoltaic installations.
- Electric vehicle charging infrastructure.
- Industrial DC distribution systems.
- Railway and traction equipment.
- Renewable energy and automation control panels.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Poles | 1-pole | |
| Coil Voltage Range | 100–130 V | |
| Power | 55 kW | |
| Current | 120 A | |
| Voltage | 110 V | |
| Phase | Single Phase | |
| Coil / Supply Voltage | 110 V DC | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Coil Type | DC | |
| Current AC-1 | 125 A | |
| Series | GAE Block Contactors | |
| Product code | 1SBL419025R8611 | |
| Product type | DC switching contactor | |
| Main contact configuration | 1 pole via 3 contacts connected in series | |
| Number of main contacts NO | 3 | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Control voltage | 110 V DC | |
| Rated operational voltage main circuit | 1000 V DC | |
| Rated operational voltage auxiliary circuit | 690 V | |
| Conventional thermal current | 125 A | |
| Rated operational current DC-1 | up to 120 A depending on voltage | |
| Rated operational current DC-3 | up to 120 A depending on voltage | |
| Rated operational current DC-5 | up to 85 A depending on voltage | |
| Rated impulse withstand voltage | 8 kV | |
| Mechanical durability | up to 5 million operations | |
| Maximum mechanical switching frequency | 3600 cycles per hour | |
| Terminal type | Screw terminals | |
| Mounting type | Panel / DIN rail mounting | |
| Dimensions (W × H × D) | approx. 94 × 132 × 108 mm | |
| Weight | approx. 1.3 kg | |
| Standards | IEC 60947-4-1, IEC 60947-5-1 |
Frequently Asked Questions
What is the ABB GAE75-10-11 used for?
It is designed for safely switching high voltage DC circuits in renewable energy systems, industrial automation, battery storage and transport applications.
What control voltage does this contactor require?
The contactor operates using a 110 V DC double-winding control coil.
Does this model include auxiliary contacts?
Yes. It includes one normally open and one normally closed auxiliary contact for signalling and control functions.
What maximum operating voltage is supported?
The GAE75-10-11 is designed for switching applications up to 1000 V DC when correctly specified.
Where is this contactor typically installed?
It is commonly installed in battery storage systems, photovoltaic equipment, industrial DC panels, railway systems and EV charging infrastructure.
Trusted for High Voltage DC Switching
ABB GAE DC contactors are trusted worldwide for dependable high voltage DC switching, combining advanced arc suppression technology, robust construction and long operational life for demanding industrial applications.
