Description
The ABB OT25F3P Front Operated Non-Fusible Open Disconnect Switch is a three-pole disconnect switch designed for industrial power distribution, motor control, and electrical isolation applications. Rated at 30 A and 600 V AC under applicable UL/CSA specifications, it supports motor applications up to 20 hp and provides a reliable means of manually disconnecting electrical circuits.
Part of ABB’s OT Series, the OT25F3P features a compact, modular design with surface mounting and screw-terminal connections for integration into industrial control panels and electrical assemblies. Its finger-proof, dead-front construction and terminal shrouds help reduce the risk of accidental contact with live electrical parts. The quick-make, quick-break operating mechanism supports dependable switching performance, while clear position markings make it easy to identify the switch status.
The assembly includes a compatible pistol handle and operating shaft for front operation. The handle supports padlocking in the OFF position with up to three padlocks, and the operating mechanism provides door interlocking to help prevent the enclosure from opening while the switch is ON. Incoming power can be connected from either the top or bottom, providing flexibility during installation.
Key Features
- 30 A Current Rating: Designed for industrial electrical distribution and motor control applications under applicable UL/CSA ratings.
- 600 V AC Rated Voltage: Suitable for electrical systems operating within the manufacturer’s specified ratings.
- Three-Pole Configuration: Provides switching and isolation for compatible three-phase electrical circuits.
- 20 hp Motor Rating: Supports motor applications up to 20 hp at applicable voltages.
- Non-Fusible Design: Provides circuit disconnection without integrated fuse holders.
- Finger-Proof, Dead-Front Construction: Helps reduce the risk of accidental contact with live electrical components when properly installed with suitable terminal protection.
- Quick-Make, Quick-Break Mechanism: Supports rapid switching action for dependable operation.
- Pistol Handle and Shaft Included: Provides the operating accessories required for front-operated switching.
- Padlockable OFF Position: Accommodates up to three padlocks to support lockout procedures during maintenance.
- Door Interlock: Helps prevent the enclosure door from opening while the switch is in the ON position.
- Flexible Power Feed: Supports incoming power connections from either the top or bottom.
- Compact Construction: Measures 68 mm high, 35 mm wide, and 56 mm deep for space-conscious installations.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Model | OT25F3P |
| Manufacturer Part Number | OT25F3P |
| Brand / Manufacturer | ABB |
| Product Series | OT Series |
| Product Type | Front-Operated Non-Fusible Open Disconnect Switch |
| Rated Current (UL/CSA) | 30 A |
| Rated Voltage | 600 V AC |
| Horsepower Rating | 20 hp |
| Number of Poles | 3 |
| Short-Circuit Current Rating | 100 kA, subject to applicable protective-device requirements |
| Mounting Type | Surface Mount |
| Terminal Type | Screw Terminals |
| Operating Method | Front Operated |
| Operating Mechanism | Quick-Make, Quick-Break |
| Power Feed Direction | Top or Bottom |
| Operating Handle | OHB65J6 Pistol Handle |
| Operating Shaft | OXP6X170 |
| Padlocking Capability | Up to 3 padlocks in the OFF position |
| Door Interlock | Prevents door opening while the switch is ON |
| Dimensions (H × W × D) | 68 × 35 × 56 mm |
| Applicable Standards | UL 508, CSA C22.2 No. 14, IEC 60947-1 and IEC 60947-3 |
| UPC | 888614013490 |






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