Schneider R9F32320 | Miniature circuit breaker (MCB), Resi9, 3P, 20A, C curve, 4500A (IEC/EN 60898-1)

This Resi9 product is a low voltage miniature circuit breaker (MCB). It is a 3P circuit breaker with 3 protected poles and 20A In rated current and C tripping curve. The Icn rated short circuit breaking capacity is up to 4500A at 400VAC conforming to EN/IEC 60898-1 standard. This product is compliant with EN/IEC 60898-1 standard. This miniature circuit breaker protects circuit against short circuit and overload current. The Resi9 is targeted to residential for individual and collective buildings. It has an electrical endurance going up to 10000 cycles and a mechanical endurance going up to 20000 cycles. The Ue operational voltage is 400VAC. The Ui rated insulation voltage is 440VAC. The operating frequency is 50Hz or 60Hz. It can be mounted on DIN rail for modular installation. Its width is 6 pitches of 9mm. The product colour is white (RAL9003). The dimensions are (W) 54mm x (H) 81mm x (D) 72mm. According to IEC 60529 standard, the degree of protection is IP20 and IP40 in enclosure. The operating temperature is -25°C to 60°C. The storage temperature is -40°C to 60°C.

Introduction

In today’s electrical systems, safety and efficiency are paramount concerns. One crucial component in this regard is the miniature circuit breaker (MCB). Among the top choices in the market is the Schneider R9F32320, known for its reliability and performance.

What is Schneider R9F32320?

The Schneider R9F32320 is a 3-pole MCB designed for residential applications. It is part of Schneider Electric’s Resi9 series, known for its quality and durability.

Functionality of MCB

MCBs like the R9F32320 are essential for protecting electrical circuits from overloads and short circuits. They automatically disconnect the circuit when they detect abnormal conditions, thus preventing damage to appliances and reducing the risk of electrical fires.

Resi9 Series Overview

Schneider’s Resi9 series is tailored for residential use, offering a range of circuit protection solutions. These devices are designed to meet the specific needs of modern households while ensuring safety and reliability.

Specifications of R9F32320

The R9F32320 MCB is rated at 20A and features a C curve. It has a breaking capacity of 4500A according to the IEC/EN 60898-1 standard, ensuring it can handle high fault currents effectively.

C Curve Rating

The C curve rating of the R9F32320 signifies its ability to trip in response to moderate overload currents. This makes it suitable for protecting circuits with inductive loads or appliances that may experience transient surges during operation.

IEC/EN 60898-1 Standard

Compliance with the IEC/EN 60898-1 standard assures users that the MCB meets international safety and performance requirements. It undergoes rigorous testing to ensure optimal functionality and reliability.

Applications

The Schneider R9F32320 finds applications in various residential settings, including homes, apartments, and small commercial establishments. It is ideal for protecting circuits powering lighting, outlets, and essential appliances.

Advantages of R9F32320

• Robust protection against overloads and short circuits.
• Compact design suitable for space-constrained installations.
• Easy to install and maintain.
• Compatible with Schneider’s Resi9 panelboards and accessories.
• Longevity and reliability, backed by Schneider Electric’s reputation.

Installation Guidelines

When installing the R9F32320 MCB, it’s crucial to follow Schneider Electric’s guidelines and local electrical codes. Proper installation ensures optimal performance and safety for the electrical system.

Safety Measures

Users should adhere to safety precautions when dealing with electrical components like MCBs. This includes turning off power before installation or maintenance, using appropriate personal protective equipment, and consulting qualified professionals when needed.

Conclusion

The Schneider R9F32320 MCB stands out as a reliable and efficient solution for residential circuit protection. Its specifications, compliance with standards, and ease of installation make it a preferred choice for both homeowners and electricians.

FAQs

1. What is the difference between a 1-pole and a 3-pole MCB?
2. Can the R9F32320 MCB be used in industrial applications?
3. How often should MCBs be tested for proper functioning?
4. What is the lifespan of the R9F32320 MCB?
5. Does Schneider Electric offer warranty coverage for MCBs like the R9F32320?