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OT25M3 ABB 25A 3 Pole Switch Disconnector
ABB OT25M3 switch disconnector with 25 A rating, 3 pole configuration, DIN-rail mountable design and protected clamp terminals for compact electrical installations.
£18.43
Why Choose the ABB OT25M3 Switch Disconnector?
The ABB OT25M3 is a compact AC switch disconnector designed for reliable isolation and switching in industrial and distribution board applications. As part of the ABB OT modular switch disconnector series, it provides dependable manual operation, space-saving installation and long service life for low-voltage electrical systems.
This switch disconnector features a 3-pole configuration, front-operated mechanism and base-mounted design suitable for DIN-rail mounting. Its protected clamp terminals and 45 mm distribution board compatibility make it ideal for compact electrical assemblies where reliable isolation is required. The handle and shaft are not included, allowing flexible accessory selection. :chatgpt-content-reference{index="0"}
With a rated operational current of 25 A and a main circuit voltage rating of 750 V AC, the OT25M3 provides dependable switching performance for distribution boards, control panels and industrial electrical installations. :chatgpt-content-reference{index="1"}
Key Advantages
- Compact switch disconnector designed for distribution board applications.
- 25 A rated operational current for low-voltage switching applications.
- 3-pole configuration for three-phase electrical systems.
- DIN-rail mountable design for space-efficient installation.
- Protected clamp terminals improve connection safety.
- Long mechanical service life with up to 20000 operations.
Key Features
- ABB OT modular switch disconnector series.
- 25 A rated operational current at AC-21A.
- 20 A AC-23A rated operational current at 380–415 V AC.
- 3-pole switch disconnector design.
- Front-operated mechanism.
- Base mounting with DIN-rail compatibility.
- Protected screw clamp terminals.
- Handle and shaft not included.
- Designed according to IEC 60947-3 standards.
Reliable Distribution Switching for Compact Systems
The ABB OT25M3 provides safe manual isolation and switching for compact electrical installations. Its modular construction allows integration into distribution boards and control assemblies where space efficiency and reliable operation are important.
The ABB OT modular switch disconnector range combines durable switching mechanisms, flexible mounting options and proven electrical performance for industrial, commercial and building distribution applications. :chatgpt-content-reference{index="2"}
Typical Applications
- Distribution boards with 45 mm slots.
- Industrial control panels.
- Building electrical distribution systems.
- Machinery isolation applications.
- HVAC and automation installations.
- Low-voltage switching assemblies.
Technical Specifications
Tick the specs you need, then view products that match.
| Poles | 3-pole | |
|---|---|---|
| Current | 25 A | |
| Device Type | Switch Disconnector | |
| Product Series | ABB OT | |
| Series | OT Switch Disconnectors | |
| Product type | AC switch disconnector | |
| Rated operational current AC-21A | 25 A at 380–415 V AC | |
| Rated operational current AC-22A | 25 A | |
| Rated operational current AC-23A | 20 A at 380–415 V AC | |
| Number of poles | 3P | |
| Rated operational voltage | 750 V AC | |
| Rated insulation voltage | 750 V | |
| Rated impulse withstand voltage | 8 kV | |
| Rated short-time withstand current | 0.5 kA for 1 s | |
| Rated conditional short-circuit current | 50 kA | |
| Mounting type | Base mounting / DIN-rail mountable | |
| Operating mode | Front operated | |
| Operating mechanism | Mechanism on top of the switch | |
| Handle type | Handle and shaft not included | |
| Terminal type | Screw terminals | |
| Cable cross-section | Cu 0.75–10 mm² | |
| Protection rating | Front IP20 | |
| Mechanical durability | 20000 operations | |
| Pollution degree | 3 | |
| Dimensions (W × H × D) | 68 × 35 × 73 mm | |
| Weight | approx. 0.09 kg |
Frequently Asked Questions
What is the ABB OT25M3 used for?
The ABB OT25M3 is used for manual isolation and switching of low-voltage electrical circuits in distribution boards and industrial installations.
What current rating does the ABB OT25M3 support?
The OT25M3 supports a rated operational current of 25 A for AC switching applications.
How many poles does the ABB OT25M3 have?
The ABB OT25M3 is a 3-pole switch disconnector.
Is the handle included with the OT25M3?
No, the OT25M3 is supplied with the handle and shaft not included, allowing suitable accessories to be selected separately.
Where is the OT25M3 typically installed?
The OT25M3 is typically installed in distribution boards, electrical panels and compact low-voltage switching assemblies.
Trusted by Industrial Power Engineers Worldwide
ABB OT switch disconnectors are widely used by electrical engineers and installers to provide reliable isolation, efficient switching and dependable performance in modern electrical installations.
