Schneider MCB 40A 1P R9F32140 is an option among MCB automatic circuit breakers at Bashiti Stores, designed to protect the circuit from overloads and short circuits. In this version, the rated current is 40 Amps and the number of poles is 1P. These specifications distinguish this model from other alternatives in the same series; match them with your circuit requirements and do not choose a higher current rating just to increase the operational margin.
Practical Benefits
- Combines overload and short-circuit protection functions in one modular device.
- Distributing protection across independent circuits helps organize the distribution board and identify the affected circuit when a fault occurs.
- Correct selection of current, number of poles, and tripping curve provides a basis for matching the breaker with the circuit requirements.
Technical Specifications for this Model
| Brand |
Schneider Electric |
| Series |
Resi9 |
| Model Reference |
R9F32140 |
| Rated Current |
40 A |
| Number of Poles |
1P |
| Tripping Curve |
C |
| Breaking Capacity per Source Label |
4.5kA |
| Rated Operational Voltage |
230VAC |
| Dimensions: W x H x D |
18 x 81 x 72 mm |
| Mounting |
DIN Rail |
Who Needs This Product?
Electricians, installation contractors, and homeowners or shop owners who are setting up a new distribution board or replacing a circuit breaker to match an existing circuit. Selection is based on circuit design, cable cross-section, and installation method, not just on the type of device or its physical appearance.
Installation and Verification Procedure — For Professional Technicians
The following steps outline the general work sequence; the manufacturer's diagram for reference R9F32140 must be consulted to identify terminals and tightening values. Do not perform work on a live circuit.
- The technician disconnects all power sources and secures them against accidental reconnection, then verifies the absence of voltage with a suitable tool.
- The technician matches the device reference, number of poles, current, and voltage with the board diagram and reviews conductor cross-section and protection coordination.
- The unit is mounted on the rail or its designated location after confirming compatibility, and the supply and output are identified according to the manufacturer’s diagram for this reference.
- Connections are made using the tightening torque, stripping length, and wire gauges specified in the model manual; these values must not be inferred from a similar device.
- The technician checks the integrity of the installation and connections, then closes the covers and performs the required functional and protection tests before handing over the circuit.
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Frequently Asked Questions Before Buying
Does this breaker protect against earth leakage?
An MCB is designed for overload and short-circuit protection and does not replace the need for earth leakage protection. Check if an RCCB or RCBO is required within the distribution board design.
Should I replace a breaker that trips frequently with one with a higher amperage?
No. First, identify the cause of the tripping and inspect the load, cable, and connections. Increasing the amperage without analysis may leave the wires without appropriate protection.
What is the difference between Amperage and Breaking Capacity?
Amperage is the rated current of the breaker, while breaking capacity describes the level of short-circuit current it can disconnect under defined voltage and standard conditions. These two figures are not interchangeable.
Order from Bashiti Stores
Learn more in the Electrical Installations and Circuit Breakers sections. Bashiti Stores — Yousef Bashiti Company, serving individuals, companies, and projects in Jordan. For inquiries about products and quantities, contact 0795756898 or visit our Bayader and Al-Wehdat branches in Amman.
For Comparison Within the Category
Also check out the Schneider MCB 63A 1P R9F32163, and compare the specifications to choose what fits your needs.
