Finder DIN Rail Latching Modular Step Relay, 230V ac Coil, 16A Switching Current, SPST

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£27.14

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£32.57

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RS Stock No.:
159-745
Mfr. Part No.:
20.21.8.230.0000
Brand:
Finder
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Brand

Finder

Coil Voltage

230V ac

Contact Configuration

SPST

Mounting Type

DIN Rail

Switching Current

16A

Latching

Yes

Series

20 Series

Terminal Type

Screw

Coil Resistance

2.5 kΩ

Contact Material

Silver Alloy

Minimum Operating Temperature

-40°C

Depth

58.4mm

Maximum Operating Temperature

+40°C

Maximum Switching Power AC

4 kVA

COO (Country of Origin):
IT

Finder 20 series Modular Step Relay, 230V AC Coil Voltage, 16A Switching Current - 20.21.8.230.0000


This modular step relay is designed for automation applications, offering efficient control for various electrical needs. With a coil voltage of 230V AC and a compact DIN rail mounting design, this device measures 58.4mm in depth, streamlined for easy installation. The relay is equipped with SPST configuration, ideal for various control tasks, and is built to meet CE standards for safety and reliability.

Features & Benefits


• Latching functionality ensures maintained states for control
• Silver alloy contacts provide durability and reliability
• Maximum switching voltage of 400V AC accommodates diverse applications
• Standard DIN rail mounting allows for easy integration in control panels
• Capable of handling a switching current of 16A for robust performance
• Multiple switching sequences enhance operational versatility

Applications


• Automation for blinds and shutters in residential and commercial buildings
• Control of lighting in corridors, including hotels and hospitals
• Bedroom and living room lighting control for convenience
• Suitable for use with illuminated push buttons via additional modules
• Ideal for direct mounting on 35mm rail systems

What types of loads can be controlled with this relay?


It can manage various loads including incandescent and fluorescent lighting, with specific ratings for each type, ensuring functionality across a wide range of applications.

How does the latching feature benefit operational efficiency?


The latching design maintains the relay's state without continuous power, reducing energy usage and enhancing the efficiency of lighting and automation systems.

Can multiple units be installed adjacent to each other?


Yes, adequate ventilation is advised, with a suggested gap of 9mm between adjacent relays to prevent overheating and ensure optimal performance.

What are the implications of the spacing requirements for installation?


Following the recommended spacing allows sufficient airflow, thereby prolonging the relay's lifespan and maintaining performance under continuous operation.

How does the switching current specification impact device selection?


The 16A switching current means this relay can handle significant loads, making it suitable for demanding automation tasks while ensuring safe operation.

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