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Description
The ESR Rotary Isolator Switch is a high-performance On-Load Switch Disconnector, designed to meet BS 60947-3 standards for safe and reliable electrical isolation. Available in 20A, 32A, and 40A, with both 3-Pole and 4-Pole configurations, this isolator is ideal for industrial, commercial, and outdoor electrical installations.
Designed for Safety & Efficiency
The ESR Rotary Isolator Switch is engineered for secure and efficient isolation in demanding environments. Its interlocked front cover ensures that it can only be removed when powered down, reducing the risk of accidental operation. The IP65-rated enclosure provides superior protection against environmental factors, making it suitable for outdoor applications. Additionally, the lockable design enhances security by preventing unauthorized access.
Available Options:
20A / 32A / 40A Ratings
3-Pole or 4-Pole Configurations
Why Choose ESR Rotary Isolators?
Reliability: Designed for consistent and safe operation
Ease of Installation: DIN rail-mounted switch module for quick setup
Versatility: Suitable for a wide range of applications, including industrial and commercial settings
Ensure safe and compliant electrical isolation with the ESR Rotary Isolator Switch. Order today for a high-quality, weatherproof, and secure switching solution.
Key Features
✅ On-Load Switch Disconnector – Ensures safe disconnection even under load
✅ BS 60947-3 Compliant – Meets industry safety and performance standards
✅ IP65 Rated Enclosure – Dust-tight and water-resistant, ideal for outdoor use
✅ Interlocked Front Cover – Can only be removed when the switch is in the OFF position, improving safety
✅ Lockable Design – Prevents unauthorized access or operation
✅ Solid Neutral Terminal – Enhances circuit safety and integrity (available in 4-pole models)
✅ Removable Switch Module – Allows for quick, first-fix installation
✅ 20mm Pre-Molded Cable Entry Knockouts – Makes wiring easy and efficient
✅ Compact Enclosure – Space-saving design: 100mm (H) x 125mm (W)
✅ Durable Thermoplastic Housing – Strong, weather-resistant construction
✅ DIN Rail Mounting – Fast and secure installation
Specifications
| SKU | E203P-E204P |
|---|---|
| Brand | ESR |
| Product Type | On-Load Rotary Isolator Switch Disconnector |
| Standards Compliance | BS EN 60947-3 |
| Current Ratings Available | 20A, 32A, 40A |
| Pole Configurations | 3-Pole (TP) / 4-Pole (TPN) |
| Enclosure Rating | IP65 – Weatherproof, dust-tight, water-resistant |
| Voltage Rating | On-load disconnection |
| Switching Type | 80mm (W) x 100mm (H) |
| Neutral Terminal | Solid Neutral (included in 4-pole models) |
| Safety Interlock | Front cover can only be removed in OFF position |
| Lockable Feature | Yes – Lockable in OFF position for added security |
| Installation Type | Surface Mount with DIN Rail Mounted Switch Module |
| Material | High-Impact Thermoplastic Construction |
| Operating Temperature Range | Typically -25°C to +55°C (based on similar IP65 isolators) |
| Dimensions (Enclosure) | 100mm (H) x 80mm (W) x 67mm (D) – 102mm Total Depth (with switch) |
| Mounting Orientation | Vertical (standard) |