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1SCA022438R4760 ABB EMC Safety Switch 37 kW 3P 415 V AC23
ABB OTE75A3B plastic enclosed EMC safety switch, a three-pole 415 V AC23 switch designed for safe industrial isolation and 37 kW motor switching applications.
£284.65
Why Choose the ABB OTE75A3B Safety Switch?
The ABB OTE75A3B is a durable plastic enclosed EMC safety switch designed for reliable electrical isolation and motor switching in industrial environments. As part of the ABB OTE enclosed safety switch series, it provides secure disconnection, robust protection and EMC functionality for machinery, control systems and electrical installations.
This safety switch features a rigid glass-reinforced polycarbonate enclosure with IP65 protection, making it suitable for both indoor and outdoor applications. The enclosure design includes an interlocked cover, defeatable interlocking and a padlockable red/yellow selector handle to support safe maintenance procedures.
With a 37 kW AC23 motor switching rating, three-pole 415 V AC configuration and EMC protection, the ABB OTE75A3B is designed for industrial motor isolation applications where dependable switching performance and electromagnetic compatibility are required.
Key Advantages
- 37 kW enclosed safety switch for industrial motor isolation and switching.
- Three-pole 415 V AC23 operation for demanding electrical applications.
- IP65 glass-reinforced polycarbonate enclosure for indoor and outdoor use.
- Integrated EMC protection using a metal plate and cable shield connection system.
- Interlocked cover with defeatable interlocking for safer maintenance access.
- Red/yellow padlockable selector handle designed for visible isolation indication.
- Suitable for five-wire systems with fixed neutral and PE terminals.
Key Features
- ABB OTE enclosed safety switch series.
- 37 kW AC23 motor switching capability.
- Three-pole switch configuration.
- 415 V AC operating voltage.
- 80 A AC23A rated operational current at 380–415 V AC.
- EMC special function for improved electromagnetic compatibility.
- IP65 plastic enclosure with UV-resistant construction.
- Red/yellow selector handle with padlock provision for three padlocks.
- Mounted auxiliary contact: 1NO.
- I-flange cable entries with knock-out holes from top and bottom.
Reliable Isolation for Industrial Equipment
Safety switches such as the ABB OTE75A3B provide a secure method of disconnecting machinery and electrical equipment before inspection, servicing or maintenance. The enclosed construction protects internal switching components while providing operators with a clear and accessible isolation point.
The OTE series combines mechanical durability, environmental protection and EMC functionality to support modern industrial installations. Its integrated features help machine builders and electrical engineers create safer and more reliable control systems.
Typical Applications
- Industrial motor isolation systems.
- Manufacturing and production machinery.
- Machine building and automation equipment.
- Pumps, fans and process equipment.
- Electrical control panels and distribution systems.
- Indoor and outdoor industrial installations.
Technical Specifications
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| Material | Polycarbonate | |
|---|---|---|
| Device Type | EMC safety switch | |
| Voltage | 415 V AC | |
| Series | OTE Enclosed Safety Switches | |
| ABB order code | 1SCA022438R4760 | |
| Product type | Plastic enclosed EMC safety switch | |
| Number of poles | 3 | |
| Rated operational voltage | 415 V AC | |
| AC23A rated operational current | 80 A at 380–415 V AC | |
| Rated operational power | 37 kW | |
| Rated insulation voltage | 750 V | |
| Protection rating | IP65 | |
| Impact resistance | IK08 | |
| Enclosure material | Glass-reinforced polycarbonate | |
| Handle type | Selector handle | |
| Handle colour | Red/yellow | |
| Auxiliary contacts | 1NO | |
| Neutral type | Fixed neutral | |
| Main connection capacity | Screw clamp 10–70 mm² | |
| PE connection | Screw clamp PE terminal | |
| Cable entry | I-flange top and bottom | |
| Standards | IEC 60947-1, IEC 60947-3 | |
| Weight | approx. 3.6 kg | |
| Dimensions (H × W × D) | approx. 400 × 200 × 140 mm |
Frequently Asked Questions
What is the ABB OTE75A3B used for?
The ABB OTE75A3B is an enclosed EMC safety switch designed for safe electrical isolation and motor switching in industrial applications.
What motor power rating does the OTE75A3B support?
The switch supports an AC23 rated operational power of 37 kW at 380–415 V AC.
How many poles does the ABB OTE75A3B have?
The ABB OTE75A3B is a three-pole enclosed safety switch.
What protection rating does the enclosure provide?
The switch features an IP65 enclosure rating and IK08 impact resistance for demanding industrial environments.
Does the OTE75A3B include EMC protection?
Yes, the OTE75A3B includes an integrated EMC protection function using a metal plate and cable shield connection system.
Trusted by Industrial Engineers Worldwide
ABB OTE enclosed safety switches are trusted by machine builders and industrial engineers for dependable isolation, robust protection and safe operation in modern electrical systems.
