Designed for dependable earth fault protection, the Lovato residual current operated circuit breaker P1RC4P25AC300 provides four-pole, type AC protection with a 25 A rating and 300 mA I∆n.
£111.76
Designed for dependable earth fault protection, the Lovato residual current operated circuit breaker P1RC4P25AC300 provides four‑pole, type AC protection with a 25 A rating and 300 mA I∆n. This 4‑module RCCB installs on DIN rail to protect three‑phase and neutral circuits, supporting safe disconnection of residual currents in accordance with recognised IEC requirements for distribution and control panels.
Engineered to perform in demanding conditions, it offers Ui 400 V and Uimp 4 kV, with frontal IP20 protection and pollution degree 2. A wide operating temperature of -35 to +70 °C and max altitude 2000 m ensure versatility, while terminals tighten to 1.8–2 Nm for secure connections. Compact 4‑module design and 326 g weight simplify panel layout and service.
| Rated insulation voltage Ui (IEC/EN) | 400 V |
|---|---|
| Rated impulse withstand voltage Uimp | 4 kV |
| Power dissipation per pole (max) | 0.5 W |
| Operating temperature | -35 to +70 °C |
| Storage temperature | -40 to 80 °C |
| Max altitude | 2000 m |
| Terminal tightening torque | 1.8 to 2 Nm |
| Weight | 326 g |
| IP degree (frontal) | IP20 |
| Pollution degree | 2 |
Safety note: Install and commission only by a qualified electrician. Isolate the supply before work, tighten terminals to 1.8–2 Nm, and use within the stated ratings and standards inside suitable enclosures.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...