ICT Contactor 25A 4 NO 24V AC

The Schneider Electric Acti9 iCT A9C20134 modular contactor is a remote control device with 4 poles and 25 A, equipped with 4 normally open contacts (4 NO) and a 24 V AC control coil at 50 Hz. It is designed for switching and automating lighting, heating, ventilation, and small motor circuits in residential, commercial, and professional electrical panels.

Its modular format allows direct installation on a 35 mm DIN rail and combination with compatible Acti9 control auxiliaries. With a width of only 36 mm and a mechanical contact position indicator, the A9C20134 makes both panel integration and load status monitoring easier.

4-pole Acti9 iCT modular contactor

The A9C20134 reference features 4 poles with 4 normally open contacts. When the coil receives the control signal, the four contacts close simultaneously to supply the connected loads.

• Number of poles: 4P.
• Contact configuration: 4 NO.
• Network type: AC.
• Control type: remote control.
• Signal type: maintained.

25 A in AC-7A category

Schneider Electric specifies a rated operational current of 25 A in AC-7A category, intended for slightly inductive loads commonly found in residential and commercial installations. For motor loads in AC-7B category, the rated current is 8.5 A.

• Rated current AC-7A: 25 A.
• Rated current AC-7B: 8.5 A.
• Rated operational voltage: 400 V AC at 50 Hz.
• Maximum indicated power: 5.2 kW at 400 V AC.

The final selection must be made according to the nature of the load, its operating current, and the corresponding utilization category.

24 V AC control coil

The contactor is operated by a 24 V AC coil at 50 Hz, allowing integration into low-voltage auxiliary control circuits. It can receive commands from timers, programmers, relays, automation systems, or other compatible control devices.

• Control circuit voltage: 24 V AC.
• Control frequency: 50 Hz.
• Holding power consumption: 4.6 VA.
• Inrush power consumption: 34 VA.
• Control signal type: maintained.

Applications in lighting, heating, and ventilation

The Schneider Electric Acti9 iCT A9C20134 is designed to automate different types of loads from the electrical panel. Its main applications include:

• Lighting circuits.
• Electrical heating systems.
• Ventilation equipment.
• Small motors.
• Fans and mixers.
• Control and automation circuits.
• Remote switching of electrical loads.

This versatility makes the contactor suitable for use in homes, commercial buildings, and other installations that require loads to be connected or disconnected via a control signal.

Compatible with Acti9 control auxiliaries

The A9C20134 is compatible with Schneider Electric Acti9 control auxiliaries, allowing the contactor’s functions to be expanded according to installation needs.

Schneider Electric also incorporates a latching system to make the electrical and mechanical connections between contactors up to 25 A and their compatible auxiliaries, facilitating the creation of modular assemblies inside the panel.

Mechanical position indicator

The front includes a mechanical contact position indicator. This signaling makes it easier to visually check the contactor status during commissioning, monitoring, or maintenance of the installation.

High electrical durability

The Acti9 iCT is designed to perform repeated operations throughout its service life. For this reference, Schneider Electric specifies an electrical durability of up to 200,000 cycles in accordance with EN 61095 and IEC 1095.

The specified switching frequency is up to 100 operations per day.

Electrical insulation and impulse withstand

The contactor has a rated insulation voltage Ui of 500 V AC and an impulse withstand voltage Uimp of 4 kV, providing the insulation characteristics required for integration into low-voltage electrical panels.

• Rated insulation voltage Ui: 500 V AC.
• Impulse withstand voltage Uimp: 4 kV.
• Pollution degree: 2.

DIN rail mounting

The Schneider Electric A9C20134 is installed by clip-on mounting on a 35 mm symmetrical DIN rail. It occupies 4 modules of 9 mm, equivalent to a total width of 36 mm.

• Height: 81 mm.
• Width: 36 mm.
• Depth: 60 mm.
• Modular width: 4 x 9 mm modules.
• Mounting: clip-on 35 mm DIN rail.
• Color: white.

Connection via tunnel terminals

The contactor features tunnel terminals for power and control circuits. According to Schneider Electric technical documentation, it accepts:

• Power circuit, rigid conductor: up to 6 mm².
• Power circuit, flexible conductor: up to 4 mm².
• Control circuit, rigid conductor: up to 2.5 mm².
• Control circuit, flexible conductor: up to 2.5 mm².
• Tightening torque: 0.8 Nm.

IP20 protection and quiet operation

The A9C20134 has an IP20 protection rating and is designed for installation inside a suitable enclosure or electrical panel. Schneider Electric also specifies a noise level of approximately 30 dB.

• Protection rating: IP20.
• Noise level: 30 dB.
• Operating temperature: -5 to 60 °C.
• Storage temperature: -40 to 70 °C.
• Maximum operating altitude: 2,000 m.

Complies with IEC/EN 61095

The Schneider Electric Acti9 iCT A9C20134 modular contactor complies with IEC/EN 61095, the standard applicable to electromechanical contactors intended for household and similar uses.

Schneider Electric A9C20134 technical characteristics

• Brand: Schneider Electric.
• Range: Acti9.
• Series: Acti9 iCT.
• Reference: A9C20134.
• Type: modular contactor.
• Application: lighting, heating, ventilation, and small motors.
• Number of poles: 4P.
• Contacts: 4 NO.
• Rated current AC-7A: 25 A.
• Rated current AC-7B: 8.5 A.
• Rated operational voltage: 400 V AC at 50 Hz.
• Control voltage: 24 V AC at 50 Hz.
• Maximum power: 5.2 kW at 400 V AC.
• Control type: remote.
• Control signal: maintained.
• Holding power consumption: 4.6 VA.
• Inrush power consumption: 34 VA.
• Insulation voltage Ui: 500 V AC.
• Impulse withstand voltage Uimp: 4 kV.
• Mechanical position indicator: yes.
• Compatibility with Acti9 auxiliaries: yes.
• Electrical durability: up to 200,000 cycles.
• Switching frequency: up to 100 operations/day.
• Mounting: 35 mm symmetrical DIN rail.
• Dimensions: 81 x 36 x 60 mm.
• Protection rating: IP20.
• Noise level: 30 dB.
• Operating temperature: -5 to 60 °C.
• Standard: IEC/EN 61095.

The Schneider Electric Acti9 iCT A9C20134 25 A is a compact solution for simultaneously automating up to four lines through its 4 normally open contacts. Its 24 V AC coil, DIN rail mounting, compatibility with Acti9 auxiliaries, and ability to work with lighting, heating, ventilation, and small motors make it a versatile modular contactor for professional electrical panels.