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1SCA116788R1001 ABB 63 A 2-Pole Switch Fuse
ABB OS63GB11 is a 63 A two-pole front-operated switch fuse for British Standard A2-A3 fuses with the 11 mechanism positioned between the poles, supplied without handle and shaft.
£74.77
Why Choose the ABB OS63GB11 Switch Fuse?
The ABB OS63GB11 is a compact and dependable 63 A two-pole switch fuse designed for switching, isolation and fuse-protected low-voltage electrical distribution. Identified by ABB order code 1SCA116788R1001, this model forms part of the ABB OS fuse switch series and uses the British Standard fuse system.
The OS63GB11 combines manual switching and circuit isolation with fuse protection in a single assembly. Its two-pole configuration and front-operated construction make it suitable for distribution panels, control equipment and industrial electrical systems requiring reliable fused isolation.
Rated at 63 A, the OS63GB11 is designed for British Standard A2–A3 fuse sizes and features the 11 operating mechanism positioned between the poles. This specific version is supplied without handle and shaft, allowing compatible operating accessories to be selected separately for the installation.
Key Advantages
- Compact 63 A switch fuse for low-voltage distribution applications.
- Two-pole configuration for simultaneous switching of two conductors.
- Designed for British Standard A2–A3 fuse sizes.
- Front-operated design for convenient panel integration.
- 11 mechanism positioned between the poles.
- Supplied without handle and shaft for flexible accessory selection.
Key Features
- ABB OS63 fuse switch series.
- 63 A rated current.
- 2-pole switching configuration.
- British Standard fuse system.
- A2–A3 mechanical fuse size.
- Front-operated construction.
- 11 operating mechanism between the poles.
- Base-mounted installation.
- Screw-clamp terminals.
- Handle and shaft not included.
Reliable Fused Switching for Electrical Distribution
Switch fuses combine manual load switching and electrical isolation with fuse-based overcurrent protection. This provides a practical solution for distribution and control circuits where dependable isolation and appropriately selected fuse protection are required within the same switching assembly.
The ABB OS range is designed for industrial low-voltage electrical distribution. With its 63 A rating, two-pole construction, British Standard A2–A3 fuse compatibility and mechanism positioned between the poles, the OS63GB11 provides a compact solution for fused switching applications.
Typical Applications
- Industrial low-voltage switchboards.
- Electrical distribution panels.
- Industrial control panels.
- Machinery electrical systems.
- Feeder and branch circuit isolation.
- Fuse-protected switching and disconnect applications.
Technical Specifications
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| Mounting Type | Base / panel | |
|---|---|---|
| Series | OS Fuse Switches | |
| ABB order code | 1SCA116788R1001 | |
| ABB product group | 311021-OS Fuse Switches | |
| Product type | Switch fuse | |
| Rated current | 63 A | |
| Number of poles | 2 | |
| Fuse system | British Standard | |
| Mechanical fuse size | A2–A3 | |
| Operation | Front operated | |
| Operating mechanism | 11, between the poles | |
| Line terminal arrangement | Top in / bottom out | |
| Terminal type | Screw clamp terminals | |
| Mounting type | Base mounting | |
| Rated operational voltage | 690 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 12 kV | |
| Rated short-time withstand current | 2.5 kA for 1 s | |
| Standard | IEC 60947-3 | |
| Handle and shaft | Not included |
Frequently Asked Questions
What is the ABB OS63GB11 used for?
The OS63GB11 is used for fused switching and isolation of low-voltage electrical circuits in switchboards, distribution panels and industrial control systems.
What is the current rating of the ABB OS63GB11?
The OS63GB11 has a rated current of 63 A.
How many poles does the OS63GB11 have?
The OS63GB11 is a two-pole switch fuse designed to switch two conductors simultaneously.
What fuse sizes does the OS63GB11 use?
The OS63GB11 uses the British Standard fuse system and is designed for A2–A3 mechanical fuse sizes.
Are the handle and shaft included with the OS63GB11?
No. The OS63GB11 is supplied without the handle and shaft, allowing compatible operating accessories to be selected separately for the installation.
Trusted ABB Power Distribution Technology
ABB OS fuse switches combine dependable switching, isolation and fuse protection for low-voltage power distribution applications, supporting reliable integration into industrial switchboards, distribution panels and electrical control systems.
