The Lovato P1RC2P63AC300 residual current operated circuit breaker (RCCB) delivers dependable AC leakage protection in a compact, 2‑module footprint. This 2P, type AC device is rated at 63 A with a 300 mA residual current, and conforms to IEC/EN/BS 61008‑1. With 400 V rated insulation and 4 kV impulse withstand, it suits a wide range of compliant distribution and control applications.
Engineered for real‑world conditions, it operates from −35 to +70 °C and up to 2000 m altitude, with IP20 frontal protection and pollution degree 2. Low power dissipation of 3.78 W per pole aids thermal management. Terminal screws tighten to 1.8–2 Nm, and the 185 g unit carries a Sustainability certification for conscientious specification.
Key Benefits
Compact 2-module design optimises DIN rail space in panels.
Two-pole configuration for use on two conductors.
Type AC residual characteristic for standard alternating current leakage faults.
63 A rated current supports higher load circuits confidently.
300 mA sensitivity provides dependable residual current protection.
Wide −35 to +70 °C operating range for challenging environments.
4 kV impulse withstand and 400 V insulation for robustness.
What’s Included
Residual current operated circuit breaker (RCCB) unit
Installation and safety information
Product datasheet (PDF, via manufacturer link)
Original packaging
Applications
Residual current protection for AC circuits compliant with IEC/EN/BS 61008-1
Distribution boards and control panels with 2-module DIN allocation
Two-wire circuits requiring a 2P, type AC RCCB
Switchgear and panel assemblies operating within −35 to +70 °C
Technical Specifications
Rated insulation voltage Ui (IEC/EN)
400 V
Rated impulse withstand voltage Uimp
4 kV
Power dissipation per pole (max)
3.78 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
185 g
IP degree (frontal)
IP20
Pollution degree
2
Frequently Asked Questions
What type of residual current characteristic does this RCCB have?
It is type AC, suitable for alternating current residual faults per the specification.
What are the rated current and residual sensitivity?
It is rated at 63 A with a 300 mA rated residual current I∆n.
Which standards does it meet?
It conforms to IEC/EN/BS 61008-1 and complies with IEC requirements.
What environmental conditions can it operate in?
The operating temperature range is −35 to +70 °C, up to 2000 m altitude.
What is the frontal IP rating and terminal torque?
The frontal degree of protection is IP20, and terminals tighten to 1.8–2 Nm.
Safety note: Installation must be performed by a qualified electrician with power isolated. Follow IEC/EN/BS 61008-1 and the manufacturer’s instructions; tighten terminals to 1.8–2 Nm.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
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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...