OT80FT3 – 80A Disconnect Switch (1SCA105431R1001)
Description
The OT80FT3 is a heavy-duty 3-pole disconnect switch rated for 80 amps, designed for reliable power isolation in industrial control panels and electrical distribution systems. Built to IEC standards, it provides safe load breaking and clear visual indication of contact position, ensuring dependable manual disconnection of power circuits up to 690 V AC.
Technical Specifications
- Part Number: 1SCA105431R1001
- Series: OT switch-disconnector series
- Type: 3-pole manual disconnect switch
- Rated Current (Ie): 80 A
- Rated Operational Voltage (Ue): 690 V AC
- Rated Insulation Voltage (Ui): 1000 V AC
- Rated Impulse Withstand Voltage (Uimp): 8 kV
- Rated Short-Time Withstand Current (Icw): 1 kA for 1 s
- Frequency: 50/60 Hz
- Switching Mechanism: Rotary handle with positive-break contacts
- Mounting Style: Front mounting (panel or enclosure door)
- Terminals: Screw-type cable terminals
- Number of Poles: 3
- Operating Temperature: –25 °C to +55 °C
- Dimensions: 90 mm × 90 mm × 70 mm (approx.)
- Enclosure Rating: IP20 (when mounted inside panel)
- Compliance: IEC 60947-3, UL 98
Interchangeable / Related Part Numbers
- OT80F3C
- OT80F3P
- OT80FT3-20 (same series, alternate handle set)
✅ Confirmed Compatibility
- ✔ Industrial control panels requiring manual circuit isolation
- ✔ Motor control centers and switchboards rated up to 80 A
- ✔ Load break and maintenance isolation for machinery and HVAC systems
- ✔ OEM electrical assemblies utilizing OT-series disconnects
☑️ Key Features
- ☑️ 80 A rated capacity for medium-power load isolation
- ☑️ 3-pole configuration supports three-phase applications
- ☑️ Compact front-mount design for easy panel integration
- ☑️ High dielectric strength up to 1000 V AC
- ☑️ Long mechanical endurance exceeding 10,000 operations
- ☑️ Meets IEC 60947-3 standards for switch-disconnectors
