Industrial Devices – Contactors and Relays

Index
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–Contactors Ex9CS – Contactors Ex9CSD –Reversing Contactors Ex9CSR –Contactors Ex9C up to 100 A –Contactors Ex9C up to 500 A
–DC Contactors Ex9CD up to 100 A –Reversing Contactors Ex9CR –Plug-in Relays Ex9JM–Reversing Contactors Ex9JP –Voltage Monitoring Relays Ex9JP V –1 3P –Frequency Control Relays Ex9JP F-1

Miniature Contactors Ex9CS

• Tested in accordance with IEC / EN 60947-4-1

• 3 and 4-pole versions

• Rated current in AC-3: 6, 9 and 12 A at 400 V

• Coil control voltage 24 — 415 V AC

• Rated conditional short-circuit current $I_q = 50$ kA

• Suitable for both industrial and domestic applications

• 35 mm DIN rail or panel mounting

Ex9CS contactors offer excellent electrical parameters in an extremely compact device. These contactors can be used for both industrial and domestic applications. The thermal current and AC-1 load of 20 A at 690 V AC allow for the switching of resistive loads at the maximum currents typical of domestic applications.

Thanks to their compact dimensions, Ex9CS contactors are the ideal solution for installations with limited space. The contactors are available in 3 and 4-pole versions, including a 4-pole version with a main contact configuration of 2 normally open and 2 normally closed (4P/22).

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Miniature Contactors Ex9CSD

• Tested in accordance with IEC/EN 60947-4-1

• 3 and 4-pole versions

• Rated current AC-3: 6, 9 and 12 A at 400 V

• Coil control voltage 24 — 220 V DC

• Rated conditional short-circuit current $I_q = 50$ kA

• Suitable for both industrial and domestic applications

• 35 mm DIN rail or panel mounting

Ex9CSD contactors offer excellent electrical parameters in an extremely compact device. These contactors can be used for both industrial and domestic applications.

The thermal current and AC-1 load of 20 A at 690 V AC allow for the switching of resistive loads with the maximum currents typical of domestic applications. Thanks to their reduced dimensions, Ex9CSD contactors represent the ideal solution for installations with limited space.

The contactors are available in 3 and 4-pole versions, including a 4-pole version with a main contact configuration of 2 normally open and 2 normally closed (4P/22).

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Miniature Reversing Contactors Ex9CSR

• Reversing combinations of Miniature Contactors

• Tested according to IEC / EN 60947-4-1

• 3 and 4-pole versions

• Rated current in AC-3: 6, 9 and 12 A at 400 V

• Coil control voltage 24—415 V AC

• Rated conditional short-circuit current $I_q = 50$ kA

• Mechanical interlocking

Ex9CSR Miniature Reversing Contactors offer excellent electrical parameters in a very compact device. These contactors are mainly used for switching asynchronous motors with the possibility of changing the rotation direction. They can also be used for switching between two circuits when it is necessary to ensure that only one circuit is connected at a time.

The combinations are equipped with mechanical interlocking. Additional electrical interlocking of the control voltages (e.g., according to EN 60204) can be implemented via AX42 auxiliary contacts or built-in auxiliary contacts.

Thanks to their compact dimensions, Ex9CSR contactors are the ideal solution for installations with limited space. The same function can also be achieved by combining two Ex9CS contactors with the MIT41 mechanical interlock.

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Contactors Ex9C up to 100 A

• Contactors compliant with IEC / EN 60947-4-1

• Four sizes with rated current up to 100 A at 400 V AC-3

• 3 and 4-pole versions

• Coil control voltage 24—415 V AC

• Rated conditional short-circuit current $I_q = 50$ kA

• Mainly suitable for industrial applications, but can also be used for domestic purposes

• Mounting on 35 or 75 mm DIN rail (for sizes 65 and 100) or panel mounting

Ex9C contactors are intended for various applications, including heavy industrial use. The division into four sizes allows for the optimization of electrical parameters and mechanical dimensions. All these sizes share the same accessories for auxiliary contacts.

Ex9R overload relays differ based on the size to fit the respective contactor of the given rated current. Size 18 includes contactors with AC-3 rated currents of 9, 12, and 18 A at 400 V. Size 38 consists of 25, 32, and 38 A rated currents. Version 65 is divided into 40, 50, and 65 A currents. Finally, size 100 is covered by 80 and 100 A rated currents.

Certifications

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Contactors Ex9C up to 500 A

• Contactors compliant with IEC/EN 60947-4-1

• Rated current from 115 to 500 A at 400 V AC-3

• 3-pole versions

• Coil control voltage from 24 to 415 V AC/DC

• Rated conditional short-circuit current $I_q = 50$ kA

• Suitable for industrial applications

• Panel mounting with screws

Ex9C contactors for rated currents from 115 to 500 A in AC-3 category are intended for various industrial applications, including heavy industrial use. The division into the three subsequent sizes optimizes electrical parameters and mechanical dimensions. All these sizes share the same accessories and auxiliary contacts.

The contactors are equipped with an electronically controlled coil. This ensures that power consumption is significantly reduced when the contactor is closed. Ex9R overload relays differ based on size to fit the respective contactor with the specified rated current.

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DC Contactors Ex9CD up to 100 A

• Contactors compliant with IEC/EN 60947-4-1.

• Four Sizes with Rated Current up to 100 A at 400 V AC-3.

• 3-pole versions.

• Coil control voltage from 24 to 220 V DC.

• Rated conditional short-circuit current $I_q = 50$ kA.

• Mainly suitable for industrial applications, can also be used for domestic ones.

• Mounting on 35 or 75 mm DIN rail (Sizes 65 and 100) or panel mounting.

Ex9CD DC coil contactors are electromagnetic devices used to control the activation and deactivation of electrical circuits in applications where direct current is used. They are essential in systems where reliability and energy efficiency are critical. Ex9CD control contactors are intended for various applications, including heavy industrial use.

The division into four Sizes optimizes electrical parameters and mechanical dimensions. All these Sizes share the same accessories and auxiliary contacts. Ex9R overload relays differ based on Sizes to fit the respective contactor with the specified Rated Current. Size 18 contains contactors with AC-3 Rated Current 9, 12 and 18 A 400V. Size 38 is composed of Rated Current 25, 32 and 38 A. Version 65 is divided into 40, 50 and 65 A currents. Finally, Size 100 is covered by Rated Current 80 and 100 A.

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Reversing Contactors Ex9CR

• Reversing combinations of contactors.

• Tested according to IEC/EN 60947-4-1.

• Four Sizes with Rated Current up to 100 A at 400 V AC-3.

• 3-pole versions.

• Coil control voltage from 24 to 415 V AC.

• Rated conditional short-circuit current $I_q = 50$ kA.

• Mechanical interlocking between contactors.

• Mounting on 35 or 75 mm DIN rail or panel mounting.

Ex9CR reversing contactors are mainly intended for switching asynchronous motors with the possibility of changing the rotation direction. They can also be used for switching between two circuits when it is necessary to ensure that at most one circuit is connected.

The combinations are equipped with mechanical interlocking. An additional electrical interlocking of the control voltages (e.g., for EN 60204) can be implemented via AX42 auxiliary contacts or built-in auxiliary contacts. The division into four Sizes optimizes electrical parameters and mechanical dimensions. All these Sizes share a complete range of accessories.

Ex9R overload relays differ based on Sizes to fit the respective contactor with the specified Rated Current. The same function can also be achieved by combining two Ex9C contactors with the MIT mechanical interlock

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Plug-in Relays Ex9JM

• Meets the requirements of IEC/EN 61810-1

• Rated Current 3, 5 or 10 A

• Two versions with 2 change-over contacts (5 or 10 A) and version with 4 change-over contacts 3 A.

• Plugs and bases offered separately.

• Lock button on the plug.

• Status indicator.

Ex9JM general-purpose plug-in relays are suitable for various industrial applications. Their main application is the reliable and economical switching of smaller loads in control circuits. Quick installation and easy maintenance make them convenient to use.

AC and DC versions are available with multiple contact configurations. This relay series is available in variants from 12 to 230 V with Rated Current of 3, 5 or 10 A — two versions with two change-over contacts (5 or 10 A) and a version with four change-over contacts (3 A). The plug and base are sold separately. Locking the relay in one position is enabled by a manually operated lock button on the front side.

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Monitoring Relays Ex9JP

• Three-phase 3-wire or three-phase 4-wire (with possibility of connection as single-phase or two-phase).

• Protection against:

  • Overvoltage.

  • Undervoltage.

  • Phase imbalance.

  • Phase sequence.

  • Phase failure.

  • Overheating.

  • Load-side phase failure.

  • Delay up to 10s.

  • Adjustable or fixed parameters.

Ex9JP monitoring relays are used to provide protection to circuits connected to the electrical grid. These relays can provide protection against overvoltage, undervoltage, phase imbalance, phase sequence, and phase failure by analyzing the voltage on each phase.

Temperature control via PTC thermistor in the loaded device is optional. These monitoring relays are supplied in various combinations of protection features with fixed or adjustable values. Common applications include power control systems, air conditioning systems, and various motor applications.

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Voltage Monitoring Relays Ex9JP V-1 3P

• Voltage monitoring relay with LCD display

• Three-phase 3-wire or three-phase 4-wire connection.

• Phase monitoring: sequence, failure, asymmetry (including neutral pole).

• True RMS measurement of AC voltage.

• Adjustable parameters.

Ex9JP-V-1-3P voltage monitoring relays are compatible with three-phase 3-wire and three-phase 4-wire systems. They effectively monitor voltage for 3-wire systems (155-500 V AC) or 4-wire systems (90-228 V AC). The device offers adjustable parameters: upper and lower voltage levels; asymmetry; voltage and frequency hysteresis levels; delay after power connection.

Operating within an AC supply voltage range of 155-500 V, the relay features two change-over contacts, each with a rated current of 5 A AC1, ensuring reliable performance under variable electrical loads. Adjustments are facilitated via the front panel LCD display with control buttons.

Designed for 35mm DIN rail mounting, the Ex9JP V1 3P boasts a front panel with IP40 protection and terminal protection of IP20, confirming its suitability for the demanding conditions of industrial environments. This combination of versatility, adjustability, and robust protection makes the Ex9JP-V-1-3P a highly effective solution for voltage monitoring and management.

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Frequency Monitoring Relays Ex9JP F-1

• Monitoring of AC frequency and AC voltage in photovoltaic systems, power plants, and generators.

• Monitoring frequencies: 50/60/400 Hz.

• Adjustable parameters:

  • $F_{max}$ in the range 80-120% $F_n$.

  • $F_{min}$ in the range 80-120% $F_n$.

  • Difference level in the range 0.5-5% $F_n$.

  • Delay level in the range 0.5-10s.

Ex9JP F-1 is a specialized frequency monitoring relay designed for monitoring AC frequencies in critical applications such as photovoltaic systems and generators. It supports 50/60/400 Hz frequencies and allows for adjustable frequency thresholds (80-120% of the nominal frequency), offering adaptability for different power systems.

Key features include adjustable difference levels (0.5-5% $F_n$) and delay levels (0.5-10 seconds), allowing for precise control over frequency variations. The device operates within an AC voltage range of 161-500 V and includes 2 change-over contacts, providing flexibility in connections. Its intuitive design, featuring front-panel switches for setting adjustments, makes it suitable for complex power monitoring tasks.

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