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1SBL411025R8411 ga75-10-00-110v50hz/60hz ac operated ABB Contactor
MPN: 1SBL411025R8411
Alt. SKU: GA75-10-11 110V 50Hz / 110-120V 60Hz
Why Choose the ABB 1SBL411025R8411 GA75-10-11 Contactor?
The ABB 1SBL411025R8411, also known as the GA75-10-11 110V 50Hz / 110-120V 60Hz, is a specialised DC switching contactor designed for demanding industrial applications involving direct current circuits. As part of the ABB GA series, this heavy-duty contactor is engineered to provide reliable switching performance where DC arc suppression and safe interruption are critical.
Unlike standard AC contactors, the GA75 series is specifically designed for DC switching duties, where arc suppression is significantly more challenging due to the absence of current zero-crossing. ABB has engineered this contactor with robust contact materials and arc management technology to ensure dependable operation in industrial automation, railway systems, battery applications and DC power distribution systems.
With a compact block-type design, integrated auxiliary contacts and support for high operational voltages up to 1000 V DC, the ABB 1SBL411025R8411 is ideal for industrial DC motor control, battery isolation systems, renewable energy installations and infrastructure applications requiring safe and reliable DC load switching.
Key Advantages
- Specialised DC switching contactor designed for demanding direct current applications.
- 1000 V DC operational voltage capability.
- Integrated 1 NO + 1 NC auxiliary contacts for control and signalling circuits.
- 110 V AC 50 Hz / 110-120 V AC 60 Hz control coil.
- Reliable arc suppression technology for DC circuit interruption.
- Compact block-type construction for industrial panel installations.
Key Features
- ABB GA75-10-11 DC contactor.
- Designed specifically for DC circuit switching.
- 3 normally open main contacts.
- 1 NO + 1 NC auxiliary contacts integrated.
- 110 V AC 50 Hz / 110-120 V AC 60 Hz control voltage.
- 1000 V DC rated operational voltage.
- Compact block-type design for industrial mounting.
- Screw terminal connections for secure installation.
- Expandable with auxiliary contact blocks and accessories.
- Suitable for industrial automation and infrastructure systems.
Technical Specifications
- Manufacturer: ABB
- Series: GA Block Contactors
- Model: GA75-10-11
- Product code: 1SBL411025R8411
- Product type: DC switching contactor
- Number of main contacts NO: 3
- Number of main contacts NC: 0
- Auxiliary contacts: 1 NO + 1 NC
- Control voltage: 110 V AC 50 Hz / 110-120 V AC 60 Hz
- Rated operational voltage main circuit: 1000 V DC
- Rated operational voltage auxiliary circuit: 690 V
- Rated frequency: 50 / 60 Hz
- Terminal type: Screw terminals
- Mounting type: Panel / DIN rail mounting
- Dimensions (W × H × D): approx. 82 × 132 × 108 mm
- Weight: approx. 1.26 kg
- Standards: IEC 60947-4-1, IEC 60947-5-1
- Protection approvals: UL, CSA, CCC, CE, UKCA
Reliable DC Switching for Industrial Applications
Switching direct current circuits requires specialised contactor technology because DC arcs are more difficult to extinguish than AC arcs. The ABB GA75 series is engineered with advanced arc suppression and durable contact systems to safely switch DC loads in demanding industrial environments.
The 1SBL411025R8411 is commonly used in industrial DC motor systems, battery storage installations, renewable energy systems, railway infrastructure and process automation applications where dependable DC switching performance is essential for safety and operational reliability.
Typical Applications
- DC motor control systems.
- Battery energy storage systems.
- Renewable energy and solar installations.
- Railway and transport infrastructure.
- Industrial automation and process control.
- Industrial DC power distribution systems.
Frequently Asked Questions
What is the ABB 1SBL411025R8411 used for?
The ABB 1SBL411025R8411 is a specialised DC switching contactor used for safely controlling and switching direct current electrical loads in industrial and infrastructure systems.
Why is this contactor designed specifically for DC switching?
DC arc suppression is more difficult than AC switching because DC current does not naturally cross zero. The GA75 series includes specialised arc management technology for safe DC interruption.
What control voltage does the GA75-10-11 require?
The contactor operates using a 110 V AC 50 Hz or 110-120 V AC 60 Hz control coil.
Does this ABB contactor include auxiliary contacts?
Yes, the unit includes integrated 1 normally open and 1 normally closed auxiliary contacts for signalling and control functions.
What industries commonly use this DC contactor?
This contactor is widely used in renewable energy systems, industrial automation, railway infrastructure, battery storage systems and DC motor control applications.
Trusted by Industrial Engineers Worldwide
ABB GA series DC contactors are trusted worldwide for reliable direct current switching performance, robust construction and dependable operation in demanding industrial environments.
| Manufacturer Part Number | 1SBL411025R8411 |
|---|---|
| Manufacturer | ABB |
| Alternative Product SKU | GA75-10-11 110V 50Hz / 110-120V 60Hz |
| Packed Quantity | 1 |
| Inbuilt Aux | 1 N/O 1 N/C |
| Barcode | 3471522100849 |
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