Electrical distribution systems depend on protection devices that can respond predictably to both sustained overloads and sudden fault currents. The closer the protective device is matched to the actual characteristics of a circuit, the easier it becomes to maintain system stability, protect conductors, and limit the consequences of electrical faults.

The Schneider Electric A9F93316 is an Acti9 iC60L miniature circuit breaker designed with three protected poles, a 16 A rated current, and a B-curve thermal-magnetic trip unit. It is intended for low-voltage distribution applications where a three-pole protective device with a comparatively sensitive instantaneous tripping characteristic is required.

With a nominal current of 16 A, this model occupies a useful position between very low-current control circuits and higher-rated distribution feeders. It can therefore be applied to suitably designed auxiliary circuits, small three-phase loads, control assemblies, and distribution circuits where the conductor capacity and operating current are compatible with the breaker rating.

The B-curve characteristic is an important part of the A9F93316 protection profile. Its magnetic tripping range is approximately 3 to 5 times the rated current, providing relatively sensitive instantaneous protection against high current conditions. For a 16 A breaker, this corresponds to a magnetic response range of approximately 48 to 80 A. This characteristic is generally intended for circuits where high starting or inrush currents are not expected to dominate normal operation.

The three-pole construction allows the breaker to protect three conductors within one coordinated modular device. This configuration is particularly useful in three-phase installations where circuit protection and switching need to remain physically compact and logically organised within a distribution or control panel.

The A9F93316 also provides a substantial short-circuit interruption capability. According to the product documentation, it has a 15 kA Icn at 400 V AC, 50/60 Hz according to EN/IEC 60898-1. Under EN/IEC 60947-2, the specified ultimate breaking capacity reaches 25 kA at 380–415 V AC, while it reaches 50 kA at 220–240 V AC, 20 kA at 440 V AC, and 20 kA at up to 180 V DC.

The breaker is also suitable for electrical isolation under the applicable IEC and EN requirements. This makes the A9F93316 more than a basic overcurrent protection component; it can form part of an installation’s isolation arrangement when the complete system has been designed and operated according to the relevant electrical safety requirements.

The Acti9 iC60L platform incorporates VisiTrip, which provides visual identification of a tripped breaker, and VisiSafe, which improves the visual indication associated with safe circuit isolation. Additional functionality can be introduced through compatible auxiliary devices, remote monitoring equipment, and Vigi residual-current protection.

Schneider Electric A9F93316 Technical Specifications

The A9F93316 is defined by a combination of 16 A rated current, three protected poles, B-curve tripping, and thermal-magnetic protection. These parameters establish the fundamental operating behaviour of the breaker and determine the types of electrical circuits for which it can be considered.

The rated current should always be evaluated together with the connected load and conductor characteristics. A 16 A circuit breaker is not selected simply because the expected operating current is below 16 A. Cable cross-section, installation method, ambient temperature, voltage level, fault current, upstream protection, and coordination with downstream equipment all influence the correct protection arrangement.

Its short-circuit ratings are also important. The 15 kA Icn at 400 V AC under IEC 60898-1 and 25 kA Icu at 380–415 V AC under IEC 60947-2 indicate that the breaker has been designed to interrupt substantial fault currents under defined test conditions. The applicable rating must always correspond to the actual system voltage and standard used for the installation.

Rated Current – 16 A

The 16 A rated current represents the nominal continuous current level for which the A9F93316 is designed. This makes the model suitable for circuits with relatively modest electrical loads where a dedicated protective device is required.

A 16 A rating is commonly encountered in smaller distribution and auxiliary circuits, but the actual application depends on the connected equipment and conductor design. The protective device should be coordinated with the cable’s permissible current-carrying capacity and the expected operating conditions of the installation.

B-Curve Tripping Characteristic

The A9F93316 uses a B-curve tripping characteristic, with instantaneous magnetic operation occurring at approximately 3 to 5 times the rated current.

For a 16 A breaker, the magnetic response therefore falls approximately between 48 A and 80 A. This makes the B curve appropriate for circuits where the normal operation of connected equipment does not produce large transient currents.

The tripping curve should be considered carefully when motors, transformers, power supplies, or other loads with significant energisation currents are involved. A breaker with an inappropriate curve can operate unnecessarily during normal startup conditions.

Three-Pole Protection

The A9F93316 provides three protected poles within a single modular circuit breaker.

This arrangement is suitable for appropriately designed three-phase circuits where coordinated protection is required across three conductors. Housing the protection mechanism within one device also simplifies panel organisation compared with assembling equivalent protection from separate single-pole units.

Short-Circuit Breaking Capacity

At 400 V AC, the A9F93316 has a rated short-circuit breaking capacity of 15 kA according to EN/IEC 60898-1.

Under EN/IEC 60947-2, its ultimate breaking capacity is specified as 25 kA at 380–415 V AC, 50 kA at 220–240 V AC, 20 kA at 440 V AC, and 20 kA at ≤180 V DC. These values are dependent on the operating voltage and applicable standard and should not be treated as a single universal breaking-capacity figure.

Thermal-Magnetic Protection

The A9F93316 combines thermal and magnetic protection within one trip unit.

The thermal mechanism responds to prolonged overcurrent conditions, while the magnetic mechanism reacts rapidly when the current reaches the instantaneous tripping range. This dual-response arrangement allows the breaker to address both sustained overloads and high-current short-circuit conditions.

Electrical Isolation

The A9F93316 is suitable for electrical isolation according to the applicable EN/IEC 60898-1 and EN/IEC 60947-2 requirements.

Isolation capability is particularly relevant in industrial panels and distribution assemblies where maintenance personnel need a clearly defined means of disconnecting the protected circuit. The complete installation must still satisfy the applicable isolation and safety requirements.

VisiTrip and VisiSafe

The Acti9 iC60L design incorporates VisiTrip for visual identification of a tripped circuit and VisiSafe for enhanced indication related to circuit protection and isolation.

These functions can simplify fault identification and improve the visibility of the breaker status during inspection and maintenance activities.

Features and Benefits of the Schneider Electric A9F93316

The A9F93316 combines a moderate current rating with a three-pole configuration and a comparatively sensitive B-curve response. This makes its protection characteristics more specific than those of a general-purpose breaker selected only according to nominal current.

Its 16 A rating provides protection for appropriately sized low-voltage circuits, while the thermal-magnetic trip mechanism addresses both prolonged overloads and high-current faults. The three protected poles provide coordinated protection within one compact modular device.

The short-circuit performance is another significant characteristic. With 15 kA Icn at 400 V AC and 25 kA Icu at 380–415 V AC, the breaker can be considered for installations where the available prospective fault current is considerably higher than the normal operating current.

The Acti9 platform also provides a practical foundation for installations that require additional monitoring or protection functionality. Auxiliary devices, remote monitoring equipment, and Vigi residual-current protection can be incorporated into suitable configurations.

Key Benefits

The A9F93316 provides coordinated three-pole protection for suitable 16 A circuits while combining overload and short-circuit protection within one thermal-magnetic device.

Its B-curve characteristic provides a defined instantaneous response for circuits with limited inrush current. The breaker also supports electrical isolation and incorporates visual status and trip indication features that can simplify maintenance and fault identification.

Its modular construction allows the device to be integrated into DIN-rail distribution boards and industrial control panels without requiring a large installation footprint.

Applications of the Schneider Electric A9F93316 Miniature Circuit Breaker

The A9F93316 is suitable for electrical systems where the 16 A current rating, three protected poles, B-curve characteristic, and specified interruption capacity correspond to the requirements of the circuit.

Industrial Control Panels

Control panels often contain several independently protected circuits with relatively modest current requirements. A three-pole 16 A breaker can provide dedicated protection for suitable three-phase sections while keeping the panel architecture structured and compact.

Automation Systems

Industrial automation equipment contains a mixture of control, auxiliary, instrumentation, and distribution circuits. The A9F93316 can be used in suitable applications where the connected equipment operates within the 16 A protection range and does not generate excessive normal inrush current.

Small Three-Phase Loads

Small three-phase loads can benefit from a single coordinated protective device rather than separate breakers for each conductor. The three-pole configuration of the A9F93316 provides this arrangement in a compact modular format.

Auxiliary Electrical Circuits

Industrial machines and electrical installations frequently include auxiliary circuits supporting the main equipment. Dedicated protection for these circuits helps limit the impact of faults and makes circuit-level troubleshooting more straightforward.

Distribution Boards

The A9F93316 can be installed as an outgoing protective device in suitable low-voltage distribution boards. Its 15 kA Icn at 400 V AC makes it appropriate for installations whose prospective short-circuit current remains within the applicable rating.

Commercial Electrical Installations

Selected three-phase circuits in commercial buildings can require 16 A overcurrent protection. Where the circuit characteristics are compatible with a B curve and the specified voltage and fault conditions, the A9F93316 can provide dedicated protection within a modular distribution assembly.

Why Buy the Schneider Electric A9F93316?

The Schneider Electric A9F93316 combines a 16 A rated current, 3P configuration, B-curve tripping characteristic, and thermal-magnetic protection in the Acti9 iC60L platform.

This combination is useful when the protection device needs to be closely matched to a circuit with moderate current demand and relatively low expected inrush. The B curve gives the breaker a defined instantaneous response, while the thermal element provides protection against sustained overload conditions.

Its interruption capability is also significant. The device provides 15 kA Icn at 400 V AC under IEC 60898-1 and 25 kA Icu at 380–415 V AC under IEC 60947-2, allowing it to be used in appropriately designed installations with considerably higher prospective fault currents than its 16 A operating rating might suggest.

Advantages of Choosing the Right Model

Correct circuit breaker selection requires coordination between rated current, conductor capacity, load behaviour, tripping characteristic, system voltage, and prospective short-circuit current.

The A9F93316 provides a clearly defined 16 A B-curve solution for three-pole applications. Its isolation capability, visual trip indication, modular design, and compatibility with additional Acti9 devices further extend its usefulness in professional electrical installations.

Buy the Schneider Electric A9F93316 from GeeTech

The exact product reference is important when purchasing Acti9 miniature circuit breakers because visually similar models can have different current ratings, pole configurations, tripping curves, and breaking capacities.

GeeTech supplies Schneider Electric products for industrial electrical projects, distribution systems, control panels, replacement requirements, and international procurement, including sourcing for the A9F93316 reference.

Why Purchase from GeeTech?

GeeTech supports international customers with industrial electrical product sourcing, quotation services, technical assistance, and worldwide shipping.

The purchasing requirement can range from a single replacement breaker to larger quantities for control-panel manufacturing, electrical projects, maintenance programs, and industrial distribution systems.

Schneider Electric A9F93316 Price

The price of the Schneider Electric A9F93316 depends on factors such as current availability, order quantity, market conditions, logistics costs, and currency fluctuations.

Schneider Electric regional websites currently show different commercial information for this reference. The French Schneider Electric website identifies the A9F93316 as commercially available, while other regional pages indicate that the product has not been replaced and direct customers to Schneider Electric customer support for further information.

For this reason, the exact stock status and quotation should be confirmed according to the required destination and quantity.

Frequently Asked Questions About the Schneider Electric A9F93316

The Schneider Electric A9F93316 is an Acti9 iC60L 3-pole miniature circuit breaker rated at 16 A, using a B-curve thermal-magnetic trip unit for overload and short-circuit protection.

What is the rated current of the A9F93316?

The rated current of the A9F93316 is 16 A. The rating should be coordinated with the connected load, conductor capacity, installation conditions, and upstream and downstream protection.

How many poles does the A9F93316 have?

The A9F93316 has 3 poles, and all three poles are protected.

What tripping curve does the A9F93316 use?

The A9F93316 uses a B-curve characteristic. Its magnetic tripping range is approximately 3 to 5 times the rated current, corresponding to approximately 48–80 A for a 16 A breaker.

What is the breaking capacity of the A9F93316?

The A9F93316 has a 15 kA Icn at 400 V AC according to EN/IEC 60898-1. Under EN/IEC 60947-2, its Icu is 25 kA at 380–415 V AC, 50 kA at 220–240 V AC, and 20 kA at 440 V AC. A DC rating of 20 kA at ≤180 V DC is also specified.

Does the A9F93316 provide overload protection?

Yes. Its thermal-magnetic trip unit combines thermal overload protection with magnetic short-circuit protection.

Is the A9F93316 suitable for three-phase circuits?

Yes. The 3P configuration with three protected poles is intended for suitable three-phase circuits where the 16 A rating and B-curve characteristic correspond to the electrical requirements.

Can the A9F93316 be used for electrical isolation?

Yes. The product documentation specifies suitability for isolation according to the applicable EN/IEC 60898-1 and EN/IEC 60947-2 requirements.

Does the A9F93316 have a visual trip indicator?

Yes. The Acti9 iC60L platform uses VisiTrip to provide visual identification of a tripped circuit.

Does the A9F93316 support additional accessories?

The Acti9 iC60L platform supports compatible auxiliary devices, remote monitoring equipment, and Vigi residual-current protection devices.

What is the mounting method of the A9F93316?

The A9F93316 is designed for DIN-rail installation, making it suitable for modular distribution boards and industrial control panels.

Is the A9F93316 still available?

Commercial status varies by region. Schneider Electric’s French website currently identifies the A9F93316 as commercially available, while other regional Schneider Electric pages state that the reference has not been replaced and direct customers to customer support.

Can GeeTech supply the A9F93316 internationally?

GeeTech provides international sourcing and worldwide shipping for industrial electrical equipment. Availability, price, and delivery conditions can be determined according to the required quantity and destination.

Conclusion: Why Choose the Schneider Electric A9F93316?

The Schneider Electric A9F93316 Miniature Circuit Breaker is a 3-pole, 16 A MCB from the Acti9 iC60L family, combining B-curve thermal-magnetic protection with a 15 kA Icn at 400 V AC and 25 kA Icu at 380–415 V AC.

Its three protected poles make it suitable for appropriately designed three-phase circuits, while the B-curve characteristic provides a comparatively sensitive instantaneous response for circuits where high inrush currents are not expected. The breaker also provides electrical isolation capability and integrates features such as VisiTrip and VisiSafe for improved visibility during operation and maintenance.

With its combination of 16 A protection, high short-circuit interruption capability, modular construction, and Acti9 accessory compatibility, the A9F93316 can serve as a reliable protection component in suitable industrial, commercial, automation, control, auxiliary, and distribution applications.