Description
The ABB OT100F3 Switch-Disconnector (1SCA105004R1001) is a three-pole, non-fusible disconnect switch designed for industrial power distribution and electrical isolation applications. With a 100 A UL/CSA current rating and a maximum rated operational voltage of 750 V, it provides reliable manual switching and isolation for electrical circuits.
Designed for front operation, the OT100F3 features a base-mounted construction that is also DIN-rail mountable, offering flexibility for control panel and electrical distribution installations. Its front-protected clamp terminals help reduce the risk of accidental contact with live connections. The switch is supplied without an operating handle or shaft, allowing compatible accessories to be selected separately based on the installation requirements.
Key Features
- 100 A Current Rating: Suitable for electrical distribution and isolation applications requiring a 100 A switch-disconnector.
- Three-Pole Configuration: Designed for switching and isolating compatible three-phase electrical circuits.
- Non-Fusible Design: Provides circuit disconnection without integrated fuse holders.
- Flexible Mounting: Supports base mounting and DIN-rail installation for convenient panel integration.
- Front Operation: Allows manual switching from the front when fitted with a compatible handle and shaft.
- Protected Clamp Terminals: Helps reduce accidental contact with live electrical connections.
- 750 V Rated Insulation Voltage: Provides insulation for applications within the manufacturer’s specified electrical ratings.
- Industry Standards: Designed to meet IEC 60947-3, UL 98, and CSA C22.2 No. 4 requirements.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Model | OT100F3 |
| Product ID (SKU) | 1SCA105004R1001 |
| Brand / Manufacturer | ABB |
| Product Range | OT |
| Product Type | Non-Fusible Switch-Disconnector |
| Number of Poles | 3 |
| Rated Current (UL/CSA) | 100 A |
| Rated Operational Current AC-21A | 100 A at 380–415 V, 500 V, and 690 V |
| Rated Operational Current AC-22A | 100 A at 380–415 V, 500 V, and 690 V |
| Rated Operational Current AC-23A | 80 A at 380–415 V; 60 A at 500 V; 40 A at 690 V |
| Rated Operational Voltage | Up to 750 V AC, main circuit |
| Rated Insulation Voltage | 750 V |
| Rated Impulse Withstand Voltage | 8 kV |
| Mounting Type | Base Mounting, DIN-Rail Mountable |
| Operating Method | Front Operated |
| Terminal Type | Front-Protected Clamp / Screw Terminals |
| Front Protection Rating | IP20 |
| Handle | Not Included |
| Operating Shaft | Not Included |
| Product Width | 70 mm |
| Product Height | 100 mm |
| Product Depth | 74 mm |
| Product Weight | Approximately 0.4 kg |
| Applicable Standards | IEC 60947-3, UL 98, CSA C22.2 No. 4 |
| EAN | 6417019391359 |






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