Schneider Electric – everything you need to know about the Resi9 XE series

Understanding Schneider Electric's Rési9 XE system

Schneider Electric's Rési9 XE series is based on a direct-plug-in connection. This design simplifies the installation of modular circuit breakers in a residential electrical panel. 1P+N devices are mounted on a 230 V ac DIN rail without screw terminals or fork connectors. DomeaShop offers these products for both new construction and renovations.

The plug-in connection principle

The XE plug-in system uses a dedicated distribution module mounted on a DIN rail. The circuit breakers snap into place with a simple push: installation and connection are completed at the same time, without tools or tightening screws. When choosing between a Schneider Rési9 XP and an XE model, the difference lies in the connection method: automatic plug-in for the XE, screw-on comb for the XP.

• Direct snap-in installation the circuit breaker snaps into the distribution module without tools, and installation and connection are performed simultaneously.
• Integrated power distribution unit located at the rear of the modular units, it automatically connects the devices once they are mounted on the rail.
• IP2X Protection the front-panel spring-loaded plug-in connections have an IP2X rating, which limits accidental contact with live parts.
• Pre-wired slots the XE distributor allows you to add or replace a circuit breaker without changing the configuration of the existing busbar.

In practice, this design reduces clamping errors associated with manual tools. Once the distribution module is installed on the rail, each XE circuit breaker can be inserted or removed without interrupting the main power supply to the comb. This allows procedures to be performed more quickly, and the patient remains immobilized for a shorter period of time.

The Rési9 splitter and the residential panel

XE distributors are available in two sizes: an 8-module model, part number R9EXHS08, and a 13-module model, part number R9EXHS13. The choice depends on the available space in the panel and the number of circuits to be protected. The selected Schneider XE model must also correspond to the number of circuit breakers required by the NF C 15-100 standard.

The spacing between modules is 9 mm, while the distance between devices is 18 mm. These dimensions allow for a high density of components inside the enclosure without making the wiring difficult to read. The vertical mounting bracket for 2P ground-fault circuit interrupters, part number R9EXV, has a center-to-center distance of 125 mm and is compatible with devices in the product line.

The same distribution module can accommodate various products: circuit breakers, compatible ground-fault circuit interrupters, and combination circuit breaker and outlet units. This unique distribution system simplifies panel design and reduces the number of accessories needed. This design also ensures accessibility and safety during maintenance operations, as no live parts are accessible once the panel is installed.

Automatic terminals and connection safety

The spring-loaded automatic terminals in the Rési9 XE series are compatible with both rigid conductors and flexible conductors fitted with ferrules. A flexible wire without a ferrule cannot be inserted properly into the terminal, which may result in a poor connection. Selecting the right conductor is therefore key to ensuring the long-term reliability of the connection.

Ideal when maintenance needs to be kept simple, the automatic connection maintains a constant fit without the need for periodic tightening. Unlike a screw connection, where the torque changes with thermal cycles, the spring maintains a constant pressure. The structure remains stable.

Select the Rési9 circuit breaker for each circuit

Schneider Electric's Rési9 line covers the main amperage ratings for residential circuits. The circuit breaker protects the lighting, outlets, cooking appliances, or water heater, depending on the application. To choose the right product, check the gauge, then verify that the neutral, phase, and rated current of the circuit match.

Sizes and C-curves available

Rési9 XE circuit breakers are available in 1P+N configurations with ratings of 2 A, 6 A, 10 A, 16 A, 20 A, 25 A, and 32 A, all with a C-curve. This curve is suitable for residential installations: it trips quickly in the event of a short circuit, while tolerating typical inrush current spikes. For a three-phase installation, a Schneider Rési9 XE circuit breaker is not suitable; the XP series offers 3P+N circuit breakers rated at 400 V.

• 2 A and 6 A: fuse sizes suitable for low-power circuits, such as a doorbell or a telecommunications system.
• 10 A and 16 A: circuit breakers designed for lighting and standard electrical outlets, in accordance with NF C 15-100.
• 25 A and 32 A: ratings reserved for higher-power circuits, such as those for a washing machine, dishwasher, cooktop, or electric water heater.

The breaking capacity is 3 kA at 230 V ac. This level corresponds to the short-circuit currents typically encountered in a low-voltage residential electrical system.

The 20A circuit breaker for compatible circuits

A 20-amp circuit is recommended when the circuit powers a storage water heater or a group of specialized outlets in a kitchen. Depending on the layout of the home, it can also protect a sump pump or a supplemental heating system, depending on the configuration of the electrical panel. In this case, NF C 15-100 specifies a separate circuit equipped with a 30-mA ground-fault circuit interrupter.

In a Schneider Rési9 XE 2-row panel, distribute the 20-amp circuit breakers, taking load balance into account. Also, be sure to set aside the required reserve of approximately 20% of open modules. DomeaShop offers products compatible with the R9EXHS08 and R9EXHS13 power strips to create a panel that complies with the NF C 15-100 standard.

Ground-fault circuit interrupter and 63 A distribution panel

The XE distributor is a 1P+N type. It is powered by a plug-in ground-fault circuit interrupter (gfci) or a dedicated XE splitter module. XE busbars and distribution panels are rated for 63 A at 230 V single-phase, which meets the needs of a standard residential installation, even when multiple high-power circuits are present.

The 30 mA residual current device (rcd) compatible with the XE system integrates directly into the distribution module, just like the plug-in circuit breakers rated from 2 to 32 A. This Rési9 electrical equipment bears the CE and EN/iec 60898 markings, as well as NF certification for the relevant products. The key difference lies in the compatibility of the components: check the panel, the connection type, and the number of modules before installation.

Rési9 XE or Rési9 XP for your installation

Schneider Electric's Rési9 line is available in two connection families, each designed for different installation scenarios. The difference lies in the connection method used in the panel's design: an automatic plug-in system for the XE, and a screw-on comb connection for the XP.

Rési9 Schneider vs. XP: a comparison

DomeaShop now carries the Rési9 XE line, available for immediate purchase online. Some general retailers also carry the Schneider Rési9 XE at Leroy Merlin or other specialty stores, but their selection is often less comprehensive than that of a technical retailer specializing in residential electrical systems. Before placing an order, verify that the splitters are compatible with the selected enclosures.

• XE connection: the automatic spring-loaded terminals require no screws. However, flexible wires must be fitted with a connector before they are inserted.
• XP connection: screw terminals must be tightened by hand. They accept both rigid and flexible wires, with or without connectors, making them suitable for renovations involving a mix of wiring types.
• Mixing incompatibility: XE and XP cannot be combined in the same row. Their connectors and connection methods are specific and mutually exclusive.
• Installation time: the XE installation is significantly faster than that of XP, which requires manual tightening and a point-by-point check of each connection.

Schneider Electric's Rési9 XE series is the preferred choice for new installations or completely reconfigured panels, where quick installation, clear wiring, and ease of replacement are top priorities. Conversely, the Rési9 XP series is suitable for renovation projects involving various types of conductors, since its screw terminals accommodate different types of cables without requiring ferrules.

However, both families can coexist in the same table, provided they are placed in separate rows.

Why the curve and the connection differ

Both product lines share the same C-curve and the same ratings ranging from 2 A to 32 A, with an identical breaking capacity of 3 kA at 230 V ac. The difference is mechanical: the XE plug-in system uses automatic spring-loaded terminals, while the XP system uses screw terminals. Manual tightening allows you to check the torque at each contact point, which is useful for panels exposed to vibrations or high temperatures.

The XE's spring-loaded connection maintains constant pressure over time, regardless of the operator. This stability simplifies maintenance and reduces the risk of overheating caused by insufficient or uneven tightening. If this is your first panel, the fact that no screws are required reduces the risk of error when installing a Schneider Rési9 circuit breaker.

Wiser and changes to the table

The Rési9 XE series is compatible with Wiser, Schneider Electric's smart home solution. The one- to four-row enclosures, complete with their door and shutter accessories, provide a scalable foundation for integrating Wiser modules at any time.

• Lighting control: compatible Wiser modules allow you to control lighting circuits from a mobile app without changing the existing wiring.
• Heating control: the Wiser integration allows you to adjust the temperature room by room and schedule time slots from the app.
• Energy monitoring: specialized modules measure the home’s electricity consumption by circuit and identify energy-intensive appliances.
• Real-time alerts: if a power outage or excessive energy consumption is detected, Wiser sends a notification to the user's smartphone to enable a quick response.

Once the installation is complete, the 20% reserve of spare modules required by NF C 15-100 facilitates future upgrades to the system. Wiser modules are therefore installed in the empty slots without replacing the existing enclosure. DomeaShop offers the Rési9 XE line and compatible Wiser accessories, ranging from the basic control panel to the complete connected system.