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Specification & Description
| Specification | Description |
|---|---|
| Part Number | CA2KN31F7 |
| Manufacturer | Schneider |
| Series | TeSys K |
| Product Type | Control Relay |
| Contact Composition | 3 Normally Open (NO) + 1 Normally Closed (NC) |
| Rated Operational Voltage (Ue) | <= 690 V AC, <= 400 Hz |
| Control Circuit Voltage (Uc) | 110 V AC 50/60 Hz |
| Conventional Free Air Thermal Current (Ith) | 10 A at <= 50 °C (122 °F) |
| Rated Insulation Voltage (Ui) | 690 V conforming to IEC 60947 |
| Mounting Support | Plate, Rail |
| Connections - Terminals | Screw clamp terminals |
| Operating Rate | 10000 cyc/h |
| Immunity to Microbreaks | 2 ms |
| Inrush Power in VA | 30 VA at 20 °C (68 °F) |
| Hold-in Power Consumption in VA | 4.5 VA at 20 °C (68 °F) |
| Heat Dissipation | 1.3 W |
| Minimum Switching Voltage | 17 V |
| Minimum Switching Current | 5 mA |
| Non-overlap Distance | 0.5 mm |
| Insulation Resistance | > 10 MOhm |
| Height | 58 mm |
| Width | 45 mm |
| Depth | 57 mm |
| Net Weight | 0.18 kg |
| Standards | BS 5424, IEC 60947, NF C 63-140, VDE 0660 |
| Product Certifications | CSA, UL |
| IP Degree of Protection | IP2x |
| Protective Treatment | TC conforming to IEC 60068 |
| Ambient Air Temperature for Operation | -25...50 °C |
| Ambient Air Temperature for Storage | -50...80 °C |
| Operating Altitude | 2000 m without derating |
| Flame Retardance | V1 conforming to UL 94 |
| Mechanical Robustness | Vibrations contactor open 2 Gn, 5...300 Hz, Vibrations contactor closed 4 Gn, 5...300 Hz |
| Shocks contactor open 10 Gn for 11 ms, Shocks contactor closed 15 Gn for 11 ms |
The Schneider CA2KN31F7 is a high-quality control relay from the TeSys K series, designed to facilitate the control of electric circuits in a wide range of industrial applications. This compact and robust relay is engineered to operate with a control circuit voltage of 110 V AC at 50/60 Hz, making it suitable for use in systems with a rated operational voltage of up to 690 V AC at frequencies up to 400 Hz.
With a pole contact composition of 3 NO (Normally Open) + 1 NC (Normally Closed), the CA2KN31F7 offers versatility in circuit design and is capable of handling conventional free air thermal currents of 10 A at temperatures up to 50°C. Its reliable making capacity, rated at 110 A in accordance with IEC 60947, ensures dependable performance for switching duties.
The relay's dimensions are 45 mm in width, 57 mm in depth, and 58 mm in height, with a product weight of 0.18 kg, allowing for easy integration into space-constrained environments. It can be mounted on a plate or rail, and features screw clamp terminals that accommodate a range of wire sizes, ensuring secure and reliable connections.
Designed to withstand challenging industrial environments, the CA2KN31F7 is compliant with several international standards, including BS 5424, IEC 60947, NF C 63-140, and VDE 0660. It also holds product certifications such as CSA and UL, and offers an IP2X degree of protection against ingress.
The relay is characterised by its mechanical robustness, with the ability to endure vibrations and shocks during both open and closed states, as specified by IEC 60068 standards. It operates effectively within an ambient air temperature range of -25 to 50°C and can be stored at temperatures ranging from -50 to 80°C. Additionally, it is rated for use at altitudes up to 2000 m without the need for derating in temperature.
Schneider's CA2KN31F7 is part of the Green Premium product line, indicating a commitment to sustainability and compliance with environmental regulations such as REACh and RoHS. This control relay is an essential component for professionals seeking a reliable and efficient solution for controlling electrical circuits in industrial settings.
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Frequently Asked Questions
What is the utilisation category for this control relay?
The control relay falls under the utilisation categories AC-15 for alternating current and DC-13 for direct current applications.
Can you describe the contact composition of this relay?
The relay features a contact composition of 3 normally open (NO) contacts and 1 normally closed (NC) contact.
What are the voltage ratings for this control relay?
The control relay is rated for operational voltages up to 690 V and has a control circuit voltage of 110 V AC at 50/60 Hz.
What type of mounting support does this relay have?
This relay can be mounted on a plate or a rail, providing flexibility for various installation requirements.
What is the tightening torque for the screw clamp terminals?
The recommended tightening torque for the screw clamp terminals is 1.3 N.m, ensuring secure and reliable connections.
What is the operating temperature range for this relay?
The relay is designed to operate within an ambient air temperature range of -25 to 50 degrees Celsius for optimal performance.
How does this relay perform in terms of mechanical durability?
The relay boasts a mechanical durability of 10 million cycles, indicating a long-lasting and robust performance.
What is the inrush power and hold-in power consumption for this relay?
The inrush power is rated at 30 VA, while the hold-in power consumption is 4.5 VA, both measured at a standard temperature of 20 degrees Celsius.
What are the dimensions and weight of this control relay?
The dimensions of the relay are 45 mm in width, 57 mm in depth, and 58 mm in height, with a weight of approximately 0.18 kg.
What standards and certifications does this relay comply with?
The relay complies with international standards such as BS 5424, IEC 60947, and VDE 0660, and holds certifications from CSA and UL.
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