Schneider MCB 20A 1P R9F32120 is an option among the MCB circuit breakers at Bashiti Stores, designed to protect the circuit from overloads and short circuits. In this version, the rated current is 20 amps and the number of poles is 1P. These specifications distinguish the model from other alternatives in the same series; match them with your circuit requirements and do not choose a higher amperage breaker just to increase the operating margin.
Practical Benefits
- Combines overload and short-circuit protection functions in a single standardized device.
- Distributing protection across independent circuits helps organize the panel and identify the affected circuit in the event of a fault.
- Selecting the correct current, number of poles, and tripping curve provides the basis for aligning the breaker with circuit requirements.
Technical Specifications for this Model
| Brand |
Schneider Electric |
| Series |
Resi9 |
| Model Reference |
R9F32120 |
| Rated Current |
20 A |
| Number of Poles |
1P |
| Tripping Curve |
C |
| Breaking Capacity per Source Label |
4.5kA |
| Rated Operating 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 panel or replacing a breaker that matches an existing circuit. The choice depends on the circuit design, cable cross-section, and installation method, not just on the type of device or its physical appearance.
Installation and Verification Procedure — For Licensed Technicians
The following steps outline the general workflow. Refer to the manufacturer's diagram for reference R9F32120 to identify terminals and torque values. Do not work on a live circuit.
- The technician must disconnect all power sources and secure them against accidental re-energization, then verify the absence of voltage with a suitable tool.
- Match the device reference, number of poles, current, and voltage with the panel diagram, and check the conductor cross-section and protection coordination.
- Mount the unit on the DIN rail or its designated position after confirming compatibility, and identify the supply and output from the manufacturer's diagram for this reference.
- Perform connections using the tightening torque, stripping length, and wire gauges specified in the model manual; do not transpose these values from a similar device.
- Check the tightness of the connections and mounting, then close covers and perform the required functional and protection tests before handing over the circuit.
Frequently Asked Questions Before Buying
Does this breaker protect against earth leakage?
An MCB is intended for overload and short-circuit protection and does not replace earth leakage protection. Check for the need for an RCCB or RCBO within the panel design.
Should I replace a breaker that trips constantly with one of a higher amperage?
No. You must first identify the cause of the tripping and inspect the load, cable, and connections. Increasing the amperage without assessment may leave the wires without proper protection.
What is the difference between current (amps) and breaking capacity?
The amperage is the rated current of the breaker, while the breaking capacity describes the level of short-circuit current it can safely interrupt under specified voltage and standard conditions. These two figures are not interchangeable.
Order from Bashiti Stores
Learn more in our Electrical Section and Circuit Breakers Category. Bashiti Stores — Yousef Bashiti Company, serving individuals, companies, and projects in Jordan. For product and quantity inquiries, contact us at 0795756898 or visit our Bayader and Wahdat branches in Amman.
For Comparison Within the Category
Also check out the Schneider MCB 25A 1P R9F32125 and compare the specifications to choose what suits your needs.
